ilyam.org fdd 2014 iypt reference kit

7/22/2019 Ilyam.org FDD 2014 IYPT Reference Kit

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Preparation to the Young Physicists Tournaments 2014

Ilya Martchenko,1 *Stanisa !i"i#ski,2$e%a Monta%eri &amin,'

(n"rei )lishin,4(liaksan"r Mamoika,*an"+ukas% a"c%uk-

1.ni/ersity o riourg an" 3un" .ni/ersity2Yale .ni/ersity'Shari .ni/ersity o Technology4Massachusetts Institute o Technology*5elarusian State .ni/ersity-6arsa .ni/ersity o Technology

irst "ay "rat 77(ugust 1, 201'


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8o you like hat the IYPT organi%ers "o9 6atch the promo /i"eo: http:77youtu;e7?ei(

iypt


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The IYPT is seeking or sponsors

I you "o not "onate to"ay, another pro@ecto the IYPT ill e put on hol" 5eing a supporter o the IYPT oers uni?ue

pulicity, poerul rear"s, an" much more

8isco/er the eAciting opportunitiesat http:77iypt;org7Sponsors

In/itation

Bontact

Ilya MartchenkoIYPT Treasurer3un" .ni/ersity, 5oA 124,SC>22100 3un" Se"enilya;martchenkoDiypt;org

I5(& BE=1 0F00 0000 F1'' 0=G= 45IB P


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("/ertisement

the irst IYPT>theme" ook here all articlesun"erent rigorous peer re/ie

F= re/ies rom 2* re/ieers '2 papers selecte" re/isions, resumissions eore getting accepte"


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Missing

The IYPT (rchi/e is missing the names o the .) team memers at the IYPT 1FF1; Please help!

all memers ere rom Eills $oa" SiAthorm Bollege in Bamri"ge team lea"er as Stephen Martin, an" one

memers irst name as Blau"ia

http:77archi/e;iypt;org7people7J1FF1

an article might ha/e een pulishe" in an E$SBsmaga%ine or in the Principals report to the go/ernors some memers, inclu"ing Blau"ia, are seen on $ussian

participant Sergey $omanchuks photos

Blau"ia


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Is the no/el researchlimite" an" "iscourage"y the eAisting commonknole"ge an" theongoing ork ocompeting groups9 :>K


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Eo to structure a report9 6hat le/el is competiti/e9 Eo to set the goals, iA the

priorities, an" set the "irectiono the ork9

Eo ere people resol/ingparticular issues in the past9

3ook through the historical solutions in the (rchi/e :>K

an opportunity or goal>oriente"critical learning

eAamples, not gui"elines those solutions ere goo", ut

yours shoul" e etter

Eo to tackle the IYPT prolems9


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The asic goal o this )it is notin pro/i"ing stu"ents ith a start>to>inish manual or in limiting theircreati/ity, ut in encouragingthem to regar" their ork critically, look "eeper, ha/e a etter ackgroun" knole"ge, e skeptical in eme""ing their pro@ects into the stan"ar"s o proessional research, an", as o a irst priority, e attenti/e in not Lre>in/enting the heel

(n early eAposure to the culture o scientiic citations, an" "e/eloping a responsile attitu"e toar"making on ork truly no/el an" original, is assume" to e a helpul learning eAperience in"e/eloping necessary stan"ar"s an" attitu"es

oo" eAamples are knon hen the )it has een use" as a concise supporting materialor @urors an"the eAternal community the eneits ere in ha/ing the common knole"ge structure" an" etter/isile

C/en i linke" rom iypt;org, this ile is not an oicial, in"ing release o the IYPT, an" shoul" un"er nocircumstancese consi"ere" as a collection o authoritati/e Lmusts or Linstructions or hate/er

competition Serious conclusions ill e "ran, up to "iscontinuing the pro@ect in its current orm, i systematic

misuse o the )it is "etecte", such as eAplicit ailure o citing properly, replacing on research ith acompilation, or interpreting the )it itsel as a in"ing Luser gui"e

(ll suggestions, ee"ack, an" criticism aout the )it are armly appreciate" :>K

Important inormation


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Eaits an" customs

nati/e language may e /ery helpul

3ocal liraries an" institutions can alays help in getting access to pai" articles in

@ournals,ooks an" "ataases

Is IYPT all aout rein/enting the heel, or inno/ating,creating,"isco/ering,an" eingale to contrast on ork ith earlier knole"ge an" the achie/ements o others9

Is IYPT all aout competing,or aout "e/eloping proessional personal stan"ar"s9


10/67

These prolems ha/e no solution9

L5ut, my "ear ellos, sai" eo"or Simeono/ich, ha/ing "eciphere" thehan"riting; LThis is 5en 5ec%alels prolem 8i"nt Bagliostro pro/e that it ha"no solution9

L6e kno that it has no solution, too, sai" Ounta; L5ut e ish to learn ho tosol/e it;

LEo strangely you reason, Bristo Eo can you look or a solution, here it"oes not eAist9 Its some sort o nonsense;

LCAcuse me, eo"or, ut its you ho are reasoning strangely; Its nonsense tolook or a solution i it alrea"y eAists; 6e are talking aout ho to "eal ith aprolem that has no solution; This is a ?uestion o prooun" principle

(rka"y Strugatsky an" 5oris Strugatsky

Quote rom: (rka"y Strugatsky an" 5oris Strugatsky; Mon"ay 5egins on Satur"ay;Translate" rom the $ussian; RThe Young uar" Pulishing Eouse, Mosco, 1F--K


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$e?uirements or a successul IYPT report

( no/el research, not a sur/ey or a compilation o knon acts ( alance eteen eAperimental in/estigation an" theoretical analysis ( comprehensile, logical an" interesting presentation, not a "etaile" "escription o

e/erything>you>ha/e>perorme">an">thought>aout ( clear un"erstan"ing o the /ali"ity o your eAperiments, an" ho eAactly you analy%e"

the otaine" "ata ( clear un"erstan"ing o hat physical mo"el is use", an" hy it is consi"ere"

appropriate ( clear un"erstan"ing o hat your theory relies upon, an" in hat limits it may e

applie" Bomparison o your theory ith your eAperiments Blear conclusions an" clear ansers to the raise" ?uestions, especially those in the task ( clear un"erstan"ing o hat is your no/el contriution, in comparison to pre/ious

stu"ies Soli" knole"ge o rele/ant physics Proorea" nice>looking sli"es (n uneApecte" trick, such as a "emonstration in situ, ill alays e a plus


12/67

The @ury oul" like to un"erstan"

6hat"i" you actually "o9 6hy"i" you "o it9

Eo ell "i" you "o it9

6ere you ale to /oice important ?uestionsan" pro/i"e groun"e" ansers9

6hat as your ma@or contriutionto the un"erstan"ing o the phenomenon9 Ban you@u"gethe achie/ements an" limits o your ork in an o@ecti/e,

skeptical an" sel>coni"ent manner9

(re you proicientin rele/ant physics concepts9

6ere you a sel starter9

(re you at the same time a team player9 Boul" you e let unsuper/ise"9


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*

*L6hen throing peles into ater, atch the ripplesotherise throing the peles ecomes a utile pastime;

Kozma Prutkov

77 The epigraph or the prolems selecte" y the IYPT oun"er C/geny Yunoso/ on Ouly *, 201'

77 Translate" rom the $ussian


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Prolem &o; 1 LIn/ent yourselIt is knon that some electrical circuits eAhiit chaotic eha/iour; 5uil" a simple circuitith such a property, an" in/estigate its eha/iour;

ran% Schuier 2012


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5ackgroun" rea"ing 6ikipe"ia: Bhuas circuit, http:77en;ikipe"ia;org7iki7BhuaU2GsVcircuit E; ; Schuster an" 6olram Oust; 8eterministic Bhaos: (n Intro"uction R6iley, 200-K,

http:77ooks;google;com7ooks9i"WFy2?SpQ$GQB,tp:77=4;2'G;21;1*27puVarchi/e7kolho%7PVPhysics7P&cV&onlinearU20chaos7SchusterU20E;;U208eterministicU20Bhaos;;U20(nU20Intro"uctionU20R6iley>XBE,2004KRIS5&U20'*2G4041**KR2FFsKVP&cV;p"

5iurcation o Bhuas Bircuit Ryoutue;com, rom ushuohao, 10;0F;200FK, http:77youtu;e7F$PuoX$akM RBhua K Ryoutue;com, rom Ikeguchi3a, 04;11;2010K,

http:77youtu;e754Zl1llO*$( C; $; Eunt an" ; Oohnson; )eeping chaos at ay; ICCC Spectrum '0, 11, '2>'- R1FF'K Ste/en M; (nlage, Xassili 8emergis, C" 20017(021G0-7(nlageU20BircuitU20BhaosU20(


17/67

5ackgroun" rea"ing $; &; Ma"an; Bhuas Bircuit: a para"igm or chaos R6orl" Scientiic, 1FF'K 3; 10= R1FF'K O; B; Sprott; ( ne class o chaotic circuit; Phys; 3ett; ( 2--, 1, 1F>2' R2000K (; &ama@unas an" (; Tamase/icius; Mo"iie" 6ien>ri"ge oscillator or chaos; Clectronics 3ett; '1, *, ''*>''-

R1FF*K 3; legar, 8; ischer, an" 8; Pelin; I"entiication o chaos in a erroresonant circuit; Proc; Intl Bon; on Clectr;

Poer Cng; R5u"apest, 1FFFK M; P; )enne"y; Bhaos in the Bolpitts oscillator; ICCC Trans; Bircuits Syst; I: un"am; Theory (ppl; 41, 11, GG1>

GG4 R1FF4K T; 3; Barroll an" 3; M; Pecora; Synchroni%ing chaotic circuits; ICCC Trans; Bircuits Syst; '=, 4, 4*'>4*- R1FF1K T; 3; Barroll an" 3; M;Pecora; Synchroni%ation in Bhaotic Systems; Phys; $e/; 3ett; -4, =, =21>=2* R1FF0K,

http:77;csee;/u;e"u7\Ainl7lirary7papers7physics7pecora1FF0;p" ); M; Buomo an" (; X;


18/67

Prolem &o; 2 LEologramIt is argue" that a hologram can e han" ma"e y scratching a piece o plastic;Pro"uce such a ]hologram ith the letters ]IYPT an" in/estigate ho it orks;

QuelaV&M 2011


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5ackgroun" rea"ing

6illiam O; 5eaty; ^(rasion holography: han">"ran holograms R1FF*K,

http:77;amasci;com7amateur7holo1;html;sa/e, http:77playpen;icomtek;csir;co;%a7\ac"c7cluU20i"eas7pseu"oU20holograms7holo1;html han">"ran holograms Ryoutue;com, rom eaty, 0-;04;200=K, http:77youtu;e7H.y=lC36hOg Scratch Eolograms Ryoutue;com, rom ortorthmuseum, 0G;01;200FK, http:77youtu;e70ukoFoiAi@g 6ikipe"ia: Specular holography, http:77en;ikipe"ia;org7iki7SpecularVholography Martin C; Eorn, Eelmut ; Mikelskis; Prolems 6hen Stu"ying Eolography R2000K,

http:77arAi/;org7tp7physics7papers70'1070'101'2;p" (ngel ; (ugier an" $a_l; 5; S`nche%; Making computer [generate" scratch holograms rom

three"imensional /irtual mo"els; Photon; 3ett; Pol; 2, 4, 1*'>1** R2010K,http:77photonics;pl7P3P7in"eA;php7letters7article7/ieile72>*'712*

Scratch Eolograms Rgion, instructales;comK, http:77;instructales;com7i"7Make>a>Tool>to>8ra>Scratch>Eolograms7

Bhristian $egg, S%ymon $usinkieic%, 6o@ciech Matusik, an" Markus ross; Bomputational EighlightEolography, http:77gA;cs;princeton;e"u7pus7$eggV2010VBEE7highlight>holography;p"

6illiam 5eaty; $e: streake" in"os an" lights R2001K, http:77;phys>

l;org7archi/es72001701V20017msg001G-;html 6illiam T; Plummer an" 3eo $; ar"ner; ( mechanically generate" hologram9 (pplie" -*== R1FF2K


20/67

Prolem &o; ' LTiste" ropeEol" a rope an" tist one en" o it; (t some point the rope ill orm a heliA or a loop;In/estigate an" eAplain the phenomenon;

ron%eVeye 2012


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5ackgroun" rea"ing

X; ; (; oss, ; E; M; /an "er Eei@"en, O; M; T; Thompson, an" S; &eukirch; CAperiments on Snap 5uckling,

Eysteresis an" 3oop ormation in Tiste" $o"s; CAp; Mech; 4*, 101>111 R200*K,http:77;lmm;@ussieu;r7\neukirch7articles7gossVeAperimentsVsnapVucklingVan"VloopVormationVinVtiste"Vro"sVCApMechV200*;p"

$; C; Eos, M; S; 44F R2001K,arHi/:physics701010=0/1 6ikipe"ia: 6ire rope, http:77en;ikipe"ia;org7iki76ireVrope $olan" Xereet an" Isael $i"ge; 8amage rom rotation; In: 6ire rope orensics Rcasar;"eK, p; '',

http:77;seile;com7roVengl7ireVropeVorensicsVa4;p" Philip T; ison;


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Prolem &o; 4 L5all soun"6hen to har" steel alls, or similar, are rought gently into contact ith each other,an unusual ]chirping soun" may e pro"uce"; In/estigate an" eAplain the nature othe soun";

ron%eVeye 201'


23/67

5ackgroun" rea"ing 3or" $ayleigh; The Theory o Soun"; R3on"on, Macmillan, 1=GG, Bourier 8o/er Pulications, 1F4*K,

http:77ooks;google;com7ooks9i"W/4&S(lsTnQB, http:77ooks;google;com7ooks9i"Wr/gu1S.B bdf j; Singing Magnets Ryoutue;com, rom QQQ'11=, 0-;02;201'K,

http:77youtu;e7H@?O20=Z*M Bool Magnets Ryoutue;com, rom minnesota/ikingsn, 0';0*;2010K, http:77youtu;e7($mm"@a1mC Culers 8isc Ryoutue;com, rom Een"rik 5all, 0*;02;2011K, http:77youtu;e7rtY%XOc6y( 8a/i" (uerach; Bolli"ing ro"s: 8ynamics an" rele/ance to colli"ing alls; (m; O; Phys; -2, -, *22>*2*

R1FF4K, http:77;physics;um";e"u7"eptino7acilities7lec"em7ser/ices7resVscanne"V6IP7'U20>U20XinitsU203CB8CM7BG117-7etP8Ser/let;p"

B; Zheng an" 8; 3; Oames; Toar" high>?uality mo"al contact soun"; (BM Trans; on raphics '0, 4R2011K, http:77;cs;cornell;e"u7pro@ects7Soun"7mc7Mo"alBontactSoun"2011;p" 6ang Yuang an" Tong Zhongang; Soun" ra"iate" rom the impact o to cylin"ers; O; Soun" Xiration

1*F, 2, 2F*>'0' R1FF2K ); Mehray, E; )ha"emhosseini 5eheshti, an" M; Pursina; Impact noise ra"iate" y collision o to

spheres: Bomparison eteen numerical simulations, eAperiments an" analytical results; O; Mech; Sci;Technol; 2*, G, 1-G*>1-=* R2011K

(; 6; Brook; ( Stu"y o Some Impacts eteen Metal 5o"ies y a Pie%o>Clectric Metho"; Proc; $; Soc;

3on"; ( 212, 1110, 'GG>'F0 R1F*2K M; Cn"o, S; &ishi, M; &akagaa, an" M; Sakata; Soun" ra"iation rom a circular cylin"er su@ecte" to

elastic collision y a sphere; O; Soun"; Xir; G*, 2, 2=*>'02 R1F=1K


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5ackgroun" rea"ing

); Mehray, E; )ha"emhosseini 5eheshti, an" M; Poursina; Impact noise ra"iate" y collisiono to spheres: Bomparison eteen numerical simulations, eAperiments an" analyticalresults; O; Mech; Sci;, Technol; 2*, G, 1-G*>1-=* R2011K, http:77;@>mst;org7*1 R1F-*K

3; 3; )oss an" $; O; (lre"son, Transient soun" ra"iate" y spheres un"ergoing an elasticcollision, O; Soun" Xir; 2G RIK, *F>G*, R1FG'K

Eiroyuki F1* R200=K, http:77;physics;usy";e"u;au7\cross7P.53IB(TI


25/67

Prolem &o; * L3oa"e" hoopasten a small eight to the insi"e o a hoop an" set the hoop in motion y gi/ing it aninitial push; In/estigate the hoops motion;

@u"yoo 2010


26/67

5ackgroun" rea"ing

6; ; 8; Theron an" M; ; Marit%; The ama%ing /ariety o motions o a loa"e" hoop; Math; Bomp;Mo"elling 4G, F>10, 10GG>10== R200=K 6; ; 8; Theron an" &; M "u Plessis; The "ynamics o a massless hoop; (m; O; Phys; -F, ', '*4>

'*F R2001K 6; ; 8; Theron; The rolling motion o an eccentrically loa"e" heel; (m; O; Phys; -=, F, =12>=20

R2000K M; ; Marit% an" 6; ; 8 Theron; CAperimental /eriication o the motion o a loa"e" hoop; (m; O;

Phys; =0, G, *F4>*F= R2012K (; Taylor an" M; ehrs; The "ynamics o an eccentrically loa"e" hoop; (m; O; Phys; G=, *, 4F->

4F= R2010K 6;;8 Theron; (nalysis o the rolling motion o loa"e" hoops RPh8 thesis, Stellenosch, 200=K,

https:77ir1;sun;ac;%a7itstream7han"le71001F;17120-7theronVanalysisV200=;p" P; C; 6ellstea"; The all an" hoop system; (utomatica 1F, 4, 401>40- R1F='K X; (; 3uar"a; 8ynamics o a light hoop ith an attache" hea/y "isk: insi"e an interaction pulse;

O; Mech; o Mat; an" Struct; 4, -, 102G>1040 R200FK


27/67

Prolem &o; - L5ule crystal( large numer o /ery small, similar air ules loat on the surace o a soapy li?ui";

The ules ill arrange themsel/es into a regular pattern similar to a crystallinelattice; Propose a metho" to otain ules o a consistent si%e, an" in/estigate theormation o such a ule crystal;


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5ackgroun" rea"ing 6ikipe"ia: 5ule $ats, http:77en;ikipe"ia;org7iki75uleVrats 3arence 5ragg an" O; ; &ye; ( 8ynamical Mo"el o a Brystal Structure; Proc; $; Soc; 3on; ( 1F0, 102',

4G4>4=1 R1F4GK, http:77e;mit;e"u7mike@"7pre/iouslyVonline7aicesVmitV200F75ragg>uleVrat;p" 3; 5ragg an" 6; M; 3omer, ( 8ynamical Mo"el o a Brystal Structure II; Proc; $; Soc; 3on"; ( 1F-, 104*,

1G1>1=1 R1F4FK 6; M; 3omer; ( 8ynamical Mo"el o a Brystal Structure; III; Proc; $; Soc; 3on"; 1F-, 104*, 1=2>1F4

R1F4FK 6; M; 3omer an" O; ; &ye; ( 8ynamical Mo"el o a Brystal Structure; IX; rain 5oun"aries; Proc; $; Soc;

3on; ( 212, 1111, *G->*=4 R1F*2K

6ikipe"ia: 6eaire>Phelan structure, http:77en;ikipe"ia;org7iki76eaire>PhelanVstructure 6ikipe"ia: Plateaus las, http:77en;ikipe"ia;org7iki7PlateausVlas 5ragg 5ule $at Rith /acancyK Ryoutue;com, rom Bhristie illilan", 1-;0F;2012K,

http:77youtu;e7(M=-%GcT?i0 Practical 1P*: 5ule $at Ryoutue;com, rom Sura@ 5hattachar@ee,

24;01;201'K, http:77youtu;e7eAr


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5ackgroun" rea"ing (n"re "e 3aiA an" Tanmay Xachaspati; si%eules in soap ule

rats; Phil; Mag; ( 4-, 2, 2**>2G4 R1F=2K (; /an "er &et, 6; 8renckhan, 8; 6eaire an" S; Eut%ler; The crystal structure o ules in the et

oam limit; Sot Matter 2, 12F>1'4 R200-K Mark O; 5oick, 3uca iomi, Eomin Shin, an" Breighton ); Thomas; 5ule>rat mo"el or a paraoloi"al

crystal; Phys; $e/; C, GG, 2 R200=K X; I; 8uinko, X; X; Sle%o/, (; X; Tur an" X; X; Yano/sky; The theory o gas ule lattice; $a"iation

Cects 100, 1>2, =*>104 R1F=-K Y; Ishi"a; =' R1FG2K 8ominic Xella an" 3; Maha"e/an; The LBheerios eect, (m; O; Phys; G', F, =1G>=2* R200*K oran 5e%@ak; The LBheerios eect R.ni/ersity o 3@ul@ana, 2010K, http:77mai@a;m;uni>

l@;si7seminar7iles7200FV20107TheVBheeriosVCect;p"B; )orner, M; Thies, T; Eomann, &; Thurey, an" .;

$u"e; 3attice 5olt%mann Mo"el or ree Surace lo or Mo"eling oaming; O; Stat; Phys; 121, 172, 1GF>1F- R200*K, http:7710;inormatik;uni>erlangen;"e7Pulications7Papers7200*7)oernerVetalVO;Statist;Phys;121V200*;p"

M; ; (shy; The properties o oams an" lattices; Phil; Trans; $; Soc; ( '-4, 1='=, 1*>'0 R200-K,http:77rsta;royalsocietypulishing;org7content7'-471='=71*;ull;p"


30/67

5ackgroun" rea"ing

Barolin )oerner; 3attice 5olt%mann Mo"el or oam C/olution; In: Integral oam Mol"ing o 3ightMetals RSpringer, 200=K, pp; 1G1>1=', http:77link;springer;com7content7p"710;100GU2FG=>'>*40>-=='F>-VF;p"

(n"y )raynik, 8oug $einelt, rank /an Sol, Sascha Eilgenel"t; oam Structure an" $heology: Theshape an" eel o ran"om soap roth Loam Microrheology^, http:77;ima;umn;e"u7200F>20107610;12>1-;0F7acti/ities7)raynik>(n"re7IM(V)raynik;p"

(n"re M; )raynik an" 8ouglas (; $einelt; oam microrheology: rom honeycoms to ran"om oamsR1FFFK, http:77aculty;smu;e"u7reinelt7oamVrheology;p"

Bhristopher 5rear"; The Mathematics o oam R"imensional

oam; Phys; $e/; 3ett; FG, 22-101 R200-K, arHi/:con">mat70-0=42- con">mat;sot X; I; 8uinko , X; X; Sle%o/ , (; X; Tur, an" X; X; Yano/sky; The theory o gas ule lattice, $a"iation

Cects: Incorporating Plasma Science an" Plasma Technology, 100, 1>2, =*>104 R1F=-K Blau"ia 3autensack; $an"om 3aguerre Tesselations, 11'>12- RPh8 thesis, .ni/ersity o )arlsruhe,

200GK, http:77;itm;raunhoer;"e7ilea"min7IT6M>Me"ia7(teilungen75X7P"78issertationVB$e"enach;p"

P;>; "e ennes, ; 5rochar">6yart, 8; Qur; outtes, ulles, perles et on"es RParis, "; 5elin, 2002K


31/67

Prolem &o; G LPot>in>pot rerigeratorThe ]pot>in>pot rerigerator is a "e/ice that keeps oo" cool using the principle oe/aporati/e cooling; It consists o a pot place" insi"e a igger pot ith the spaceeteen them ille" ith a et porous material, e;g; san"; Eo might one achie/e theest cooling eect9

Oames Cmery 200F


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5ackgroun" rea"ing Blay Pot $erigerator Test Ryoutue;com, rom t@ar12, 04;0G;2012K, http:77youtu;e7(T6CI)CVn3 6ikipe"ia: Pot>in>pot rerigerator, http:77en;ikipe"ia;org7iki7Pot>in>potVrerigerator O; $; Mihelcic, O; 5; Zimmerman, (; $amasami; Integrating 8e/elope" an" 8e/eloping 6orl" )nole"ge

into loal 8iscussions an" Strategies or Sustainaility; 1; Science an" Technology; Cn/ironm; Sci;Tech; 41, 10, '41*>'421 R200GK

6ikipe"ia: 6et>ul temperature, http:77en;ikipe"ia;org7iki76et>ulVtemperature 6ikipe"ia: C/aporati/e cooler, http:77en;ikipe"ia;org7iki7C/aporati/eVcooler 6ikipe"ia: C/aporation, http:77en;ikipe"ia;org7iki7C/aporation 6ikipe"ia: Porous me"ium, http:77en;ikipe"ia;org7iki7PorousVme"ium

C/aporati/e Booling > The Blay $erigerator Rpracticalaction;orgK, http:77practicalaction;org7e/aporati/e>cooling>the>clay>rerigerator

Pot>in>pot cooler Rsolarcooking;ikia;comK, http:77solarcooking;ikia;com7iki7Pot>in>potVcooler Metho"s o (lternati/e $erigeration Rpro/i"ent>li/ing>to"ay;comK, http:77;pro/i"ent>li/ing>

to"ay;com7(lternati/e>$erigeration;html Passi/e Booling Rpermaculturetokyo, 200-K, http:77permaculturetokyo;logspot;com7200-7117passi/e>

cooling;html .n"erstan"ing 6et 5ul Temperature (n" 5ul9 6et>5ul9 6hats the 8ierence9 Ruil"inggreen;com, 2012K,http:77;uil"inggreen;com7auth7article;cm720127-72F78ry>5ul>6et>5ul>6hat>s>the>8ierence7


33/67

5ackgroun" rea"ing Michael 5rian Schier, Oames M; Skio, Tamara B; 5oelke, Mark (; &eupert, an" Mere"ith (ronson;

&e perspecti/es on eAperimental archaeology: Surace treatments an" thermal response o the clay

cooking pot; (merican (nti?uity *F, 2, 1FG>21G R1FF4K S; 6; Peng an" ); Mi%ukami; ( general mathematical mo"elling or heat an" mass transer in

unsaturate" porous me"ia: an application to ree e/aporati/e cooling; Eeat an" mass transer '1, 1>2, 4F>** R1FF*K

$osa Schiano>Phan; The "e/elopment o passi/e "on"raught e/aporati/e cooling systems usingporous ceramic e/aporators an" their application in resi"ential uil"ings RPh8 thesis, arch;org7P3C(7Bonerence$esources7P3C(20047Procee"ings7p11*2inal;p"

(; (lmusae"; Booling y 8irect C/aporati/e Systems; In: 5iophilic an" 5ioclimatic (rchitectureRSpringer, 2011K, pp; '*'>'-1

(; S; &aik an" X; ); 8hir; orce" lo e/aporati/e cooling o a /olumetrically heate" porous layer; Int;O; Eeat Mass Traner 2*, 4, *41[**2 R1F=2K

(; lal 5ase"iya, 8; X; ); Samuel, an" X; 5eera; C/aporati/e cooling system or storage o ruits an"/egetales>a re/ie; O; oo" Sci; Tech; *0, ', 42F>442 R201'K

I; ;


34/67

Prolem &o; = Lree%ing "ropletsPlace a ater "roplet on a plate coole" "on to aroun" >20 B; (s it ree%es, the shapeo the "roplet may ecome cone>like ith a sharp top; In/estigate this eect;

(n"rei Schetniko/ 201'


35/67

5ackgroun" rea"ing ree%ing ater "rops Ryoutue;com, rom

"roplets>sharp>ice>peaks;html


36/67

5ackgroun" rea"ing Oohn Eallet; Brystal groth an" the ormation o spikes in the surace o supercoole" ater; Oournal o

laciology ', 2=, -F=>G04 R1F-0K, http:77;igsoc;org7@ournal7'72=7igsV@ournalV/ol0'Vissue02=Vpg-F=>

G04;p" ); ; 3irecht an" ); 3ui; (n in/estigation o laoratory>gron Lice spikes; O; laciology *0, 1G0, 'G1>

'G4 R2004K, arHi/:con">mat70'102-G/1 con">mat;mtrl>sci,http:77;its;caltech;e"u7\atomic7snocrystals7icespikes7icespikes;p"

Eelene ; Perry; Ice spikes can you eAplain them; Phys; Teach; '1, 112 R1FF'K '1, 2-4 R1FF'K Eelene ; Perry; ( ]last or" on ice spikes; Phys; Teach; '', 14= R1FF*K iuseppi (rusci an" Ooe Pier; Question J-*; 6hat con"itions "etermine crystal groth9 (m; O; Phys;

-*, 10, F41 R1FFGK Bharles (; )night; (nser to Question J-*; 6hat con"itions "etermine crystal groth9 The triangularice spike; (m; O; Phys; --, 12, 1041>1042 R1FF=K

E; ; Perry; (nser to Question J-*; 6hat con"itions "etermine crystal groth9 (m; O; Phys; -F, 2,10- R2001K

5; O; Mason an" O; Mayank; The ragmentation an" electriication o ree%ing ater "rops; Quart; O;$oyal Meteor; Soc; =-, '-=, 1G->1=* R1F-0K

Oames $; Barter; 1=F R1FF4K ); P; Trout; Eomema"e ice spike; Phys; Teach; 'F, 1F0 R2001K 3; Eill, C; 3o%oski, an" $; 8; Sampson; CAperiments on ice spikes an" a simple groth mo"el; O;

laciology *0, 1G0, 'G*>'=1 R2004K


37/67

Prolem &o; F L6ater omsSome stu"ents are ineecti/e in ater alloon ights as the alloons they throreoun" ithout ursting; In/estigate the motion, "eormation, an" reoun" o aalloon ille" ith lui"; .n"er hat circumstances "oes the alloon urst9

$ick Eoson 201'


38/67

5ackgroun" rea"ing 6ikipe"ia: 6ater alloon, http:77en;ikipe"ia;org7iki76aterValloon Slo Motion: 6ater 5alloons ree alling Ryoutue;com, rom hackaility, 1';0=;2012K,

http:77youtu;e7Xl.&e/sIgC4 Martino $eclari, Matthieu 8reyer, Stephanie Tissot, 8anail "yn Ey"ro"ynamics: 6ine Sirling an" 5ursting 6ater 5alloons,

http:77astronasty;logspot;se720117117hy"ro"ynamics>ine>sirling>an";html The Science 5ehin" 5ursting 6ater 5alloons Ryoutue;com, rom "@ 5usy, 02;11;2011K,

http:77youtu;e71?YyXP@s*k

(leA Santoso; Physics o 6ater 5alloons Rneatorama;com, 2012K,http:77;neatorama;com7201270171G7physics>o>ater>alloons7 Eugh 3un" an" Stuart 5; 8al%iel; Tension>"ri/en $ichtmyer>Meshko/ instaility,

http:77ipctm12;imamo";ru7iles7userViles7"al%ielVas;p" ( ater alloon not eAplo"ing in high>spee" Ryoutue;com, rom 3uci"Mo/ement, 1*;02;200GK,

http:77youtu;e7HngQO%(mXm= 6ikipe"ia: $ichtmyer>Meshko/ instaility, http:77en;ikipe"ia;org7iki7$ichtmyer[Meshko/Vinstaility Eugh M; 3un" an" Stuart 5; 8al%ie; 5ursting ater alloons R2011K, arHi/:1110;''20 physics;lu>"yn T; (; Peyser, S; 8; Murray et al; $e/ie o CAperiments an" Balculations o the Bompressile $ichtmyer>

Meshko/ Instaility rom a Single>mo"e, &onlinear Initial Perturation; Proc; -th Intl Bon; on Phys; oTurulent Bompressile MiAing RMarseille, 1FFGK, https:77;et"e;org7et"ee7ser/lets7purl7'01F2F>C=.8uc7e/ieale7'01F2F;p"


39/67

Prolem &o; 10 LBoeicient o "iusion.sing a microscope, oser/e the 5ronian motion o a particle o the or"er omicrometre in si%e; In/estigate ho the coeicient o "iusion "epen"s on the si%e an"shape o the particle;

i">iom 200F


40/67

5ackgroun" rea"ing

6ikipe"ia: 8iusion, http:77en;ikipe"ia;org7iki78iusion 6ikipe"ia: 5ronian motion, http:77en;ikipe"ia;org7iki75ronianVmotion 6ikipe"ia: Cinstein relation,http:77en;ikipe"ia;org7iki7CinsteinVrelationVRkineticVtheoryK 6ikipe"ia: Stokes la, http:77en;ikipe"ia;org7iki7StokesVla 6ikipe"ia: )inetic theory, http:77en;ikipe"ia;org7iki7)ineticVtheory 6ikipe"ia: $an"om alk, http:77en;ikipe"ia;org7iki7$an"omValk 6ikipe"ia: Perrin riction actors, http:77en;ikipe"ia;org7iki7PerrinVrictionVactors 5ronian Motion Ryoutue;com, rom Stephen Burry, 2*;0F;2012K, http:77youtu;e7ernnQOa)Ts $oert 5ron; ( rie account o microscopical oser/ations ma"e in the months o Oune, Ouly an" (ugust,

1=2G, on the particles containe" in the pollen o plants an" on the general eAistence o acti/e molecules inorganic an" inorganic o"ies; Phil; Mag; 4, 1-1>1G' R1=2=K,http:77scie;nyg;org7science27p"s7"s75ronian;p"

Marian /on Smoluchoski; Zur kinetischen Theorie "er 5ronschen Molekulareegung un" "erSuspensionen; (nn; Phys; '2-, 14, G*-[G=0 R1F0-K

(; Cinstein, (; er "ie /on "er molekularkinetischen Theorie "er 6rme geor"erte 5eegung /on inruhen"en lssigkeiten suspen"ierten Teilchen; (nn; Phys; 1G, *4F>*-0 R1F0*K

Oean Perrin; Mou/ement ronien et ralit molculaire; (nnales "e Bhimie et "e Physi?ue, =e srie 1=, 1[114

R1F0FK 8on S; 3emons an" (nthony ythiel;Paul 3ange/ins 1F0= paper ]]


41/67

8esign a "e/ice that con/erts the heat o a can"le lame into electrical energy;In/estigate ho "ierent aspects o the "e/ice aect its eiciency;

Prolem &o; 11 LBan"le Poer Plant

Clyn Earris2010


42/67

5ackgroun" rea"ing

6ikipe"ia: Cnergy har/esting, http:77en;ikipe"ia;org7iki7CnergyVhar/esting

6ikipe"ia: Thermogenerator, http:77en;ikipe"ia;org7iki7Thermogenerator 6ikipe"ia: Stirling engine, http:77en;ikipe"ia;org7iki7StirlingVengine 6ikipe"ia: Thermomechanical generator, http:77en;ikipe"ia;org7iki7ThermomechanicalVgenerator 6ikipe"ia: Clectric generator, http:77en;ikipe"ia;org7iki7ClectricVgenerator 6ikipe"ia: Turine, http:77en;ikipe"ia;org7iki7Turine Thermoelectric 3amp, Clectric enerator Plans Rscraptopoer;co;ukK,

http:77;scraptopoer;co;uk7thermoelectric7Thermoelectric>lamp>seeeck>generator

Clectricity rom a Ban"le Rhttp:77light;sci>toys;comK, http:77light;sci>toys;com7can"leVelectricity Oaymi Eeimuch; ( Single Tea 3ight Ban"le Poers This Portale Clectricity eneratorRtreehugger;com, 2012K, http:77;treehugger;com7ga"gets7single>tea>light>poers>portale>electricity>generator;html

8IY Peltier Ban"le Poere" Clectric enerator Ryoutue;com, rom ilear, 1G;01;2011K,http:77youtu;e7S/5eBB@F"s

Thermoelectric enerator 3amp RA2@iggy;com, 201'K,http:77A2@iggy;com7log7201'747'7thermoelectric>generator>lamp;html

Ooseph T; )ummer et al; Thermo>Clectric enerator; .S Patent &o; '4*='*- R1F-FK,http:77;google;com7patents7.S'4*='*-


43/67

5ackgroun" rea"ing

3eis M; raas, Oames C; (/ery, an" Oohn C; Samaras; Ey"rocaron ire" room heater iththermophoto/oltaic electric generator; .;S; Patent &o; *,-*1,='= R1FFGK,http:77;google;com7patents7.S*-*1='=

Brispin 3; 8e5ellis et al; Thermophoto/oltaic electric generator; .;S; Patent &o; *,F'2,==* R1FFFK,http:77;google;com7patents7.S*F'2==*

8onal" Spector; Ban"le>poere" aroma generator; .;S; Patent &o; 4,G=1,=F* R1F==K,http:77;google;com7patents7.S4G=1=F*

3eis M; raas, 8ouglas O; 6illiams, an" Oohn C; Samaras; Thermophoto/oltaic electric generatorusing lo an"gap photo/oltaic cells ith a hy"rocaron urner an" enhance" catalytic inrare"

emitter; .;S; Patent &o; *,-1-,1=- R1FFGK, http:77;google;com7patents7.S*-1-1=- B; (; oul", &; Y; (; Shammas, S; rainger, an" I; Taylor; ( comprehensi/e re/ie o thermoelectrictechnology, micro>electrical an" poer generation properties; Proc; 2-th Intl Bon; onMicroelectronics RMIC3, 200=K, http:77ieeeAplore;ieee;org7Apl7article8etails;@sp9arnumerW4**F2==

Tristan Baro, Cmmanuelle $ou/ivre, an" Orwme 6illemin; Thermal Cnergy Ear/esting; In: Cnergy(utonomous Micro an" &ano Systems Re"s M; 5elle/ille an" B; Bon"emine, 6iley, 2012K, pp; 1*'>1=4

(; Bua"ras, M; asulla, an" Xittorio errari; Thermal energy har/esting through pyroelectricity;Sensors an" (ctuators (: Physical 1*=, 1, 1'2>1'F R2010K

M; .@ihara, ; P; Barman, an" 8; ; 3ee; Thermal energy har/esting "e/ice using erromagneticmaterials; (pp; Phys; 3ett; F1, F, 0F'*0=>0F'*0= R200GK

Y; (pertet, E;


44/67

5ackgroun" rea"ing Cnergy har/esting technologies Re"s Shashank Priya an" 8aniel O; Inman, Springer, 200=K 8; M;$oe; Thermoelectrics, an en/ironmentally>rien"ly source o electrical poer; $eneale

Cnergy 1-, 1>4, 12*1>12*- R1FFFK (; Eoshi, &; Te%uka, S; Sasaki, I; u@imoto, an" &; Yama"a; 8e/elopment o Practical Stirling Cngine

or Bo>eneration System .sing 6oo"y 5iomass uels; Proc; ISCS 6orl" Bongress 200G RXol; I> X,Springer, 200FK, p; 24*'>24*G

Peter 3; Tailer; Thermal 3ag Machine; .;S; Patent &o; *414FFG R1FF*K,http:77;google;com7patents7.S*414FFG

5; 6hitaker, ; (rau@o, O; I; 5easley, &; Payne, an" X; Bamara; 3amina lo Eeat Cngine,http:77;nathantpayne;com7app7"onloa"74G-G=4*047MC4444xinalx$eport;p"

B; ernan"e%>(alli (ltamirano, M; 8e Paepe, S; Xerhelst, an" O; O; on%ales 5ayon; Bontrol XolumeCnergy 5ase" Mo"el or a Thermal 3ag Cngine RProc; BIC$ 200F, Ea/anaK,https:77archi/e;ugent;e7input7"onloa"9uncW"onloa"ileileelectricity>ith>a>can"le7 Pt;' Ban"le Poere" Peltier Bharger 7 3amp 7 8eroster 7 6arming Plate Ryoutue;com, rom

)yleBarrington, 0=;0';2012K, http:77youtu;e7%opHF&E0%s Thermoelectric Peltier enerator passi/e can"le poere"; E8 Ryoutue;com, rom Clyn Earris,

1F;12;2010K, http:77youtu;e7lC@1crI0tk


45/67

Prolem &o; 12 LBol" alloon(s air escapes rom an inlate" ruer alloon, its surace ecomes cooler to the touch;In/estigate the parameters that aect this cooling; 6hat is the temperature o /ariousparts o the alloon as a unction o rele/ant parameters9

missV"istance 201*


46/67

5ackgroun" rea"ing

6ikipe"ia: ("iaatic process, http:77en;ikipe"ia;org7iki7("iaaticVprocess 6ikipe"ia: I"eal gas la, http:77en;ikipe"ia;org7iki7I"ealVgasVla 8; $; Merrit an" ; 6einhaus; The pressure cur/e or a ruer alloon; (m; O; Phys; 4F, 10, FG- R1FG=K $; S; Stein; 1'42 R1F42K S; 3; 8art an" C; uth; $ise o Temperature on ast Stretching o 5utyl $uer; $uer Bhem; Tech;

1=, 4, =0'>=1- R1F4*K $; O; arris; $uer Eeat Cngines, (nalyses an" Theory; $uer Bhem; Tech; *2, 1, 1*F>1G2 R1FGFK ; $o"rigue%; 8emonstrating ruer elasticity; O; Bhem; C"uc; *0, 11, p; G-4 R1FG'K


47/67

Prolem &o; 1' L$otating sa""le( all is place" in the mi""le o a rotating sa""le; In/estigate its "ynamics an" eAplainthe con"itions un"er hich the all "oes not all o the sa""le;

&atSci8emos 201'


48/67

5ackgroun" rea"ing $otating Sa""le Ryoutue;com, rom &atSci8emos, 24;01;201'K, http:77youtu;e7HTO%n.k(mIY 6ikipe"ia: Mechanical C?uilirium, http:77en;ikipe"ia;org7iki7MechanicalVe?uilirium 6ikipe"ia: Staility Theory, http:77en;ikipe"ia;org7iki7StailityVtheory 6ikipe"ia: Qua"rapole Ion Trap, http:77en;ikipe"ia;org7iki7Qua"rupoleVionVtrap 6ikipe"ia: Penning Trap, http:77en;ikipe"ia;org7iki7PenningVtrap 6ikipe"ia: In/erte" Pen"ulum, http:77en;ikipe"ia;org7iki7In/erte"Vpen"ulum Scholarpe"ia: C?uilirium, http:77;scholarpe"ia;org7article7C?uilirium In/erte" Pen"ulum Ryoutue;com, rom &atSci8emos, 20;12;2012K, http:77youtu;e7*oYBAkgnEQ .psi"e>"on pen"ulum Rran%>Oose Clmer, .ni/ersity o 5asel, 1FF=K,

http:77;elmer;unias;ch7pen"ulum7upsi"e;htm Parametric $esonance Rran%>Oose Clmer, .ni/ersity o 5asel, 1FF=K,

http:77;elmer;unias;ch7pen"ulum7parres;htm $otating Sa""le Shape REar/ar" &atural Sciences 3ecture 8emonstrationsK,

http:77;as;har/ar";e"u7\sci"emos7


49/67

5ackgroun" rea"ing $; I; Thompson, T; O; Earmon, an" M; ; 5all; The rotating>sa""le trap: a mechanical analogy to $>

electric>?ua"rupole ion trapping9 Ban; O; Phys; =0, 12; 14''>144= R2002K

T; Easegaa an" Oohn O; 5ollinger; $otating>ra"io>re?uency ion traps; Phys; $e/; (; G2, 4, 04'40'R200*K, http:77t;nist;go/7general7p"720G2;p"

T; Easegaa, M; O; Oensen, an" Oohn O; 5ollinger; Staility o a Penning trap ith a ?ua"rupole rotatingelectric iel"; Phys; $e/; ( G1, 2, 02'40- R200*K, http:77t;oul"er;nist;go/7general7p"7201-;p"

(; ); Oohnson an" O; (; $achuk; ( ea" on a hoop rotating aout a hori%ontal aAis: ( one>"imensionalpon"eromoti/e trap; (m; O; Phys; GG, 11, 10'F[104= R200FK

Timothy Oones; Mathieus e?uations an" the i"eal $>Paul trap R8reAel .ni/ersityK,http:77;physics;"reAel;e"u7\tim7open7mat7mat;p"

(n"re Oohnson an" Oames $achuk; 8emonstrating the Principle o an r Paul Ion Trap; 5ull; (m; Phys;Soc; *' R200=K, http:77meetings;aps;org7Meeting7M($0=7C/ent7G*--'

$otating sa""le Rtheki"shoul"seethis;comK, http:77theki"shoul"seethis;com7post7414*G0'4-0G 6ikipe"ia: Qua"rupole ion trap,http:77en;ikipe"ia;org7iki7Qua"rupoleVionVtrap 6olgang $ueckner, Oustin eorgi, 8ouglass oo"ale, 8aniel $osenerg, an" 8a/i" Ta/illa; $otating

sa""le Paul trap; (m; O; Phys; -', 2, 1=->1=G R1FF*K,http:77;physics;um";e"u7lec"em7ser/ices7resVscanne"V6IP71U20>U20)rishnas

U203CB8CM7(21-7$otatingU20sa""leU20PaulU20trap;p"


50/67

Prolem &o; 14 L$uer motor( tiste" ruer an" stores energy an" can e use" to poer a mo"el aircrat oreAample; In/estigate the properties o such an energy source an" ho its poeroutput changes ith time;

(man"a 6oo"ar"200-


51/67

5ackgroun" rea"ing 6ikipe"ia: $uer an", http:77en;ikipe"ia;org7iki7$uerVan" $uer an" airplane Ryoutue;com, rom rmoco, 0=;0=;200FK, http:77youtu;e7>6XrPg0yF. ruer an" poere" iplane con/ersion Ryoutue;com, rom MPE6


52/67

5ackgroun" rea"ing

; Sa/arino an" M; $; isch; ( general physics laoratory in/estigation o the thermo"ynamics o a rueran"; (m; O; Phys; *F, 2, 141>14* R1FF1K

O; Pellicer, O; (; Man%anares, O; Z_ziga, an" P; .trillas; Thermo"ynamics o ruer elasticity; O; Bhem; C"uc; G=, 2,2-' R2001K

O; 8iani, 5; ayolle, an" P; ilormini; ( re/ie on the Mullins eect; Cur; Polymer O; 4*, ', -01>-12 R200FK B; M; $olan"; The Mullins eect in crosslinke" ruer; O; $heology '', 4, -*F>-G0 R1F=FK P; ; Santangelo an" B; M; $olan"; Bhain en"s an" the Mullins eect in ruer; $uer Bhem; Technol; -*, *,

F-*>FG2 R1FF2K 3; Mullins; Cect o stretching on the properties o ruer; $uer Bhem; Technol; 21, 2, 2=1>'00 R1F4=K 3; $; ; Treloar; The physics o ruer elasticity R


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Prolem &o; 1* L


54/67

5ackgroun" rea"ing

Oean $a@chenach, 8i"ier Blamon", an" (lphonse 3erouA; shape" surace gra/itya/es; Physical $e/ie 3etters 110, F, 0F4*02 R201'K,

http:77math;unice;r7\"i"ierc78i"Pulis7prlVstara/eV201';p" Michael ara"ay; '40 R1='1K,http:77;@stor;org7stale710GF'-

6ikipe"ia: 6a/es, http:77en;ikipe"ia;org7iki76a/es 6ikipe"ia: 8ispersion, http:77en;ikipe"ia;org7iki78ispersionVRaterVa/esK 6ikipe"ia: Bapillary 6a/es, http:77en;ikipe"ia;org7iki7BapillaryVa/e

6ikipe"ia: ra/ity 6a/es, http:77en;ikipe"ia;org7iki7ra/ityVa/e 6ikipe"ia: $ogue 6a/es, http:77en;ikipe"ia;org7iki7$ogueVa/e 6ikipe"ia: Solitary 6a/e, http:77en;ikipe"ia;org7iki7SolitaryVa/eVRaterVa/esK 6ikipe"ia: Soliton, http:77en;ikipe"ia;org7iki7Soliton 6ikipe"ia: Bnoi"al 6a/es, http:77en;ikipe"ia;org7iki7Bnoi"alVa/e 6ikipe"ia: ara"ay 6a/es, http:77en;ikipe"ia;org7iki7ara"ayVa/e Mark O; (loit% an" 8ouglas C; 5al"in; &onlinear shallo ocean>a/e soliton interactions on lat

eaches; Phys; $e/; C =-, ', 0'-'0* R2012K 6; S; C"ar"s an" S; au/e; Patterns an" ?uasi>patterns in the ara"ay eAperiment; O; lui" Mech;2G=, 12'>14= R1FF4K

8oung 5inks an" 6illem /an "e 6ater; &onlinear pattern ormation o ara"ay a/es; Phys; $e/;3ett; G=, 21, 404'>404- R1FFGK, http:77aleAan"ria;tue;nl7openaccess7Metis1'2*'0;p"

5 k " "i


55/67

5ackgroun" rea"ing

Peilong Bhen an" Oorge Xizals; Pattern selection in ara"ay a/es; Phys; $e/; 3ett; GF, 14,

2-G0[2-G' R1FFGK Oohn Miles; -=' R1FF'K 6enin Zhang an" Oorge Xinals; S?uare patterns an" ?uasipatterns in eakly "ampe" ara"ay

a/es; Phys; $e/; C *', *, $42='[$42=- R1FF-K Peilong Bhen an" Oorge Xinals; (mplitu"e e?uation an" pattern selection in ara"ay a/es;

Phys; $e/; C -0, 1, **F[*G0 R1FFFK Mark>Tiele 6estra, 8oug O; 5inks, an" 6illem Xan 8e 6ater; Patterns o ara"ay a/es; O; lui"

Mech; 4F-, 1>'2 R200'K Oohn 6; Miles; Parametrically eAcite" solitary a/es; O; lui" Mech; 14=, 4*1>4-0 R1F=4K M; O; 3ighthill; 6a/es in lui"s; Bomm; Pure an" (pp; Math; 20, 2, 2-G[2F' R1F-GK ; S; uthart an" T; Yao>Tsu 6u;


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Oames$51FF* 2010

Prolem &o; 1- LMagnetic rakes6hen a strong magnet alls "on a non>erromagnetic metal tue, it ill eAperience aretar"ing orce; In/estigate the phenomenon;

5 k " "i


57/67

5ackgroun" rea"ing &eo"ymium magnet alling through a copper tue Ryoutue;com, rom 3es aroo", 11;10;2010K,

http:77youtu;e7kB?1uVA0GS= ra/ity Machine Ryoutue;com, rom $ay5am5ay, 0=;0=;2011K, http:77youtu;e7mS0Y*nTo?c C""y Burrent Tues RCAtra 3argeK Ryoutue;com, rom C"ucateInno/ate, 2';0';2010K,

http:77youtu;e7MT1-p36?/Ho 6ikipe"ia: C""y current rake, http:77en;ikipe"ia;org7iki7C""yVcurrentVrake 6ikipe"ia: C""y current, http:77en;ikipe"ia;org7iki7C""yVcurrent MIT Physics 8emo > 3en%s 3a ith Bopper Pipe RMITK, http:77/i"eo;mit;e"u7atch7physics>"emo>len%s>la>ith>

copper>pipe>102-=7 M; E; Partori an" C;O; Morris; Clectro"ynamics o a magnet mo/ing through a con"ucting pipe; Bana"; O; Phys; =4,

2*'[2G1 R200-K B; S; Maclatchy, P, 5ackman, an" 3; 5ogan; ( ?uantitati/e magnetic raking eAperiment; (m; O; Phys; -1, 10F-

R1FF'K ; Ireson an" O; Ti"le; Magnetic raking re/isite": (cti/ities or the un"ergra"uate laoratory; Cur; O; Phys; 2F,

G4*[G*1 R200=K ); 8; Eahn, C; M; Oohnson, (; 5rokken, an" S; 5al"in; C""y current "amping o a magnet mo/ing through a

pipe; (m; O; Phys; --, 10-- R1FF=K M; (; Eeal"; Magnetic raking: Impro/e" theory; (m; O; Phys; *-, *21[*22 R1F==K Y; 3e/in, S; 3; 8a Sil/eira, an" ;5; $i%%ato; Clectromagnetic raking: ( simple ?uantitati/e mo"el; (m; O; Phys;

G4, =1*[=1G R200-K Magnet in a copper pipe, http:77;imp;com7copperpipe7 E; 8; 6ie"erick, &; authier, 8; (; Bampell, an" P; $ochan; Magnetic raking: Simple theory an" eAperiment;

(m; O; Phys; **, *00[*0' R1F=GK 6ikipe"ia: C""y current testing, http:77en;ikipe"ia;org7iki7C""y>currentVtesting

5 k " "i


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5ackgroun" rea"ing C""y Burrent Tues Ryoutue;com, rom yelort, 2F;0*;200=K, http:77youtu;e7nr>i*)u0mI C""y Burrents, Magnetic 5raking an" 3en%s 3a Ryoutue;com, rom iona Mea"e, 21;0-;2011K,

http:77youtu;e7otu>)X'iEVI Magnet 5rakes its on all Ryoutue;com, rom eorge Mi%%ell, 04;0F;200GK, http:77youtu;e7i(5m.CE*s0k Bopper Pipe Magnet Ryoutue;com, rom Oames$51FF*, 1F;0*;2010K, http:77youtu;e7GysnHE*'6o S; 5utterorth; C""y>Burrent 3osses in Bylin"rical Bon"uctors, ith Special (pplications to the (lternating

Burrent $esistances o Short Boils; Phil; Trans; $; Soc; 3on; ( 222, *G>100 R1F22K,http:77;@stor;org7stale7p"plus7F1202;p",http:77archi/e;org7stream7philtrans0*'42==070*'42==0Jpage7n07mo"e72up

Eugo $osman; C""y currents in a straight cylin"rical con"uctor, ha/ing a circular section, in perio"ical non>

harmonic stea"y>state RMay 1-, 2012K, http:77;ulipi>eee;tuiasi;ro7archi/e720127asc;27p1V2V2012;p" The Principles o C""y Burrent Testing R&atl Bheng )ung .ni/K,http:77n"e;ee;ncku;e"u;t7Bourse7&on"estructi/eTesting7&8CVch2;p"

C; C; )rie%is, T; 8; Tsioukis, S; M; Panas, an" O; (; Tegopoulos; C""y currents: theory an" applications; Proc;ICCC, =0, 10, 1**F>1*=F R2*, 200FK,http:77cas;e;cern;ch7B(S75elgium>200F73ectures7P8s7Morit%>&e;p"

(na (lonso $o"rigue% an" (lerto Xalli; C""y Burrent (pproAimation o MaAell C?uations: Theory, (lgorithmsan" (pplications RSpringer, 2010K, http:77ooks;google;com7ooks9i"W?c?2uYY4sB

eorge 5irnaum an" eorge ree; C""y>Burrent Bharacteri%ation o Materials an" Structures : ( symposiumR(m; Soc; or Testing an" Materials, 1F=1K, http:77ooks;google;com7ooks9i"WHmGQ.kmVCFQB

Oohannes Marius 5artholomeus )root; (nalysis o C""y Burrents in a ra"ient Boil RTechnische .ni/ersiteitCin"ho/en, 200*K, http:77aleAan"ria;tue;nl7eAtra27200*11G=F;p"


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Prolem &o; 1G LBhocolate hysteresisBhocolate appears to e a soli" material at room temperature ut melts hen heate"to aroun" o"y temperature; 6hen coole" "on again, it oten stays melte" e/en atroom temperature; In/estigate the temperature range o/er hich chocolate can eAistin oth melte" an" ]soli" states an" its "epen"ence on rele/ant parameters;

Pot@ie 200G

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5ackgroun" rea"ing

Sa/ina $a"osa/l@e/ic an" (nna Schlunk; Melting Bhocolate RThe .ni/ersity o Sy"ney, 2000K,http:77e;aeromech;usy";e"u;au7rheology7snasseri7images7chocolate;p"

Eo to melt an" temper chocolate Ryoutue;com, rom Eo"iniguru, 24;02;200FK,http:77youtu;e78cGnO04

6ikipe"ia: Bhocolate, http:77en;ikipe"ia;org7iki7Bhocolate 6ikipe"ia: Types o chocolate, http:77en;ikipe"ia;org7iki7TypesVoVchocolate 6ikipe"ia: $heology, http:77en;ikipe"ia;org7iki7$heology 6ikipe"ia: Bhocolate loom, http:77en;ikipe"ia;org7iki7BhocolateVloom Stephen T; 5eckett; The Science o Bhocolate R$; Soc; o Bhemistry, 200=K, ;google;com7ooks9

i"WnyFoX4us%=B E; Schenk an" $; Peschar; .n"erstan"ing the structure o chocolate; $a"iation Phys; an" Bhem; G1, '>

4, =2F>='* R2004K O; Bhe/alley, $heology o chocolate, O; TeAt; Stu"; -, 2, 1GG>1F- R1FF*K C;


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5ackgroun" rea"ing

(; ; Marangoni an" $; 6; 3encki; Ternary Phase 5aha/iour o Milka at ractions; O; (gric;

oo" Bhem; 4-, 10, '=GF>'==4 R1FF=K ); /an Malssen, (; /an 3ange/el"e, $; Peschar, an" E; Schenk; Phase eha/ior an" eAten"e"phase scheme o static cocoa utter in/estigate" ith real>time H>ray po"er "iraction; O;(m; -G- R1FFFK

; Ma%%anti, S; C; uthrie, C; 5; Sirota, (; ; Marangoni, an" S; E; O; I"%iak; 1-- B; 3oisel, ; )eller, ; 3ec?, B; 5ourgauA, an" M;


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T k t " lt 9


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&oo"y nee"s an ininitely perect report in an ininite time

I you cannot sol/e the entire prolem, "eci"e hat is reallynecessaryan" sol/e a partial prolem

I you can sol/e the entire prolem, ne/ertheless "eci"e hatpartial case is suicient, an" your solution ill e much etter

5e ra/e in hat you "o, ut alays reser/e a great "egree oscientiic skepticism

Procrastination is "einitely a risk :>K

To ork toar"s results9

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eynman: to e sel>coni"ent9

LI/e /ery oten ma"e mistakesin my physics y thinking thetheory isnt as goo" as it reallyis, thinking that there are lots ocomplications that are going to

spoil it

{ an attitu"e that anything canhappen, in spite o hat yourepretty sure shoul" happen;

$; P; eynman; Surely Youre Ooking, Mr; eynman R&orton, &e York, &Y, 1F=*K


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The IYPT is seeking or sponsors I you "o not "onate to"ay, another pro@ect

o the IYPT ill e put on hol" 5eing a supporter o the IYPT oers uni?ue

pulicity, poerul rear"s, an" much more

8isco/er the eAciting opportunitiesat http:77iypt;org7Sponsors

irst "ay "rat 77(ugust 1, 201'


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Preparation to 2Gth IYPT 2014:

reerences, ?uestions an" a"/ices

Ilya Martchenko,1 *Stanisa !i"i#ski,2$e%a Monta%eri &amin,'

(n"rei )lishin,4(liaksan"r Mamoika,*an"+ukas% a"c%uk-

1

.ni/ersity o riourg an" 3un" .ni/ersity2

Yale .ni/ersity' Shari .ni/ersity o Technology4 Massachusetts Institute o Technology* 5elarusian State .ni/ersity- 6arsa .ni/ersity o Technology

(ugust 1, 201'

*to hom correspon"ence shoul" e a""resse":

ilya;martchenkoDiypt;org http:77ilyam;org

Sunset Triptych v 2y Sarah Macmillan

RBB 5Y>&B>S( 2;0K is use" on the co/er

B ll ti


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Ball or cooperation

I you are intereste" in the i"ea ehin" the )it to structure some earlier knole"ge aout

the physics ehin" the prolems an" to encourage stu"ents to contrast their personalcontriution rom this knole"ge your cooperation is elcome I more contriutors @oin the ork on the )it or 2014, or plan ringing together the )it or

201*, goo" e"itions may e complete" earlier It oul" e o eneit or e/eryo"y,

stu"ents an" team lea"ers, ho oul" ha/e an early reerence Rpro/i"ing a irst impetusto the orkK an" a strong arning that IYPT is all aout appropriate, no/el research, an"not aout Lre>in/enting the heel

@urors, ho oul" ha/e a rie, inormal supporting material, possily making them moreskeptical an" o@ecti/e aout the presentations

the au"ience outsi"e the IYPT, ho eneits rom the structure" reerences in e;g; physicspopulari%ation acti/ities an" physics teaching

the IYPT, as a community an" a center o competence, that generates /irant, state>o>

the>art research prolems, i"ely use" in other acti/ities an" at other e/ents an" also the author R>sKo the )it, ho coul" rapi"ly ac?uire a competence or the uture

acti/ities an" ha/e a great learning eAperience

ilyam.org fdd 2014 iypt reference kit

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