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-- Atomic Physics
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nextback N.Bohr1913 1925
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H 6562 .8 H 4861 .3 H 4340 .5 H 4101 .7
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The following is Chap.-2 2
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1Review
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LiZ=3=212+1NaZ=11=2(12+22)+1K Z=19=2(12+22+22)+1RbZ=37=2(12+22+32+22)+1CsZ=55=2(12+22+32+32+22)+1FrZ=87=2(12+22+32+42+32+22)+1+H+-LiNaKRbCsFr2s3s4s5s6s7s
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---- 1922
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(Aage Niels Bohr)NobelNobel;
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192140
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The end
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1 1
0.05 ~ 0.38 0.38 ~ 0.76 0.76 ~ 1000 1 mm ~ 10 m
*PlanckWeinRayleighJeans
*PlanckWeinRayleighJeans
(1858423-1947104)191820Gottlieb Jakob Planck17511833 Heinrich Ludwig Planck17851831Wilhelm Johann Julius Planck18171900Gottlieb Planck18241907 1858423Emma Patzig18211914)4HermannHildegardAdalbertOtto2HugoEmma1867MaximiliansgymnasiumOskar von Miller16 1878
Akademischer Gesangverein Munchen1876Philipp von Jolly180918841874187718781878101879218806
1885420001897Das Prinzip der Erhaltung der Energi'189718894189262001894Preu?ische Akademie der Wissenschaften19071926101 18873Marie Merck186119094Karl18881916
Emma18891919Grete18891917Erwin189319451909101719113Margarethe von H??lin1882194812Herrmann1914191719451234 187418771879
1879188018851900, 1918 1926194710891900h 190519131918h
191877194618641928-18961900101214=hh1906191819261930: h=6.6310^-34JS
6 h = 6.62619610^-34 Js6.62619610^-27ergs1erg=10^-7J h 19184
KAGGKAG0.5VKKGG0.5eVGAAG0.5eV* the mean free path of a particle dP= kT/(2Pd2)1/2[cm] = 510-3/P[Torr]P=10-10Torr500km 10cmMean free timetvt= /v1ps10^(-12)s (1868-1951)
, (Aage Niels Bohr)200998,87.Niels Henrik David Bohr188510719621118,1922),,, 1975. 1975AN
18851071913E 19221930 1920 194319451962111875 193756 1952(CERN)1955