2011011476 jae-young park 2011011508 ha-neul yoo 2011011511 kyoung-hak lee material science,gnu...
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2011011476 Jae-Young Park
2011011508 Ha-Neul Yoo
2011011511 Kyoung-Hak Lee
Material Science ,GNU Mechanical Engineering
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Material Science ,GNU Mechanical Engineering
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Material Science ,GNU Mechanical Engineering
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The Electrical Conductivity
Material Science ,GNU Mechanical Engineering
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The Electrical Conductivity
Electric Re-sistance
Tempera-ture
Electrical Conductivity
Material Science ,GNU Mechanical Engineering
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The Electrical Conductor
Conductors
InsulatorsSemi
conductors 10 10 10 10 10 10 10 10 10 10 10 10 10 16 14 13 11 3 -1 -2 -3 -5 -6 -7 -8 -9
저 항 율 [Ω·m]
Conduc-tion
HIGHLOW
Material Science ,GNU Mechanical Engineering
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The Electrical Conductor
Conductors
InsulatorsSemi
conductors 10 10 10 10 10 10 10 10 10 10 10 10 10 16 14 13 11 3 -1 -2 -3 -5 -6 -7 -8 -9
저 항 율 [Ω·m]
Conduc-tion
HIGHLOW Material Science ,GNU Mechanical Engineering
Silv
er
Carb
on
Alu-
min
um
Rubb
er
Woo
d
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도체의 종류 전도율 [%] 저 항 율 [μΩ·m]
Ag( 은 ) 106 1.62
Cu( 구리 ) 100 1.7241
Au( 금 ) 71.8 2.4
Al( 알루미늄 ) 62.7 2.75
W( 텅스텐 ) 31.3 5.5
Zn( 아연 ) 29.2 5.9
Ni( 니켈 ) 23.8 7.24
Fe( 철 ) 17.6 9.8
Pt( 백금 ) 16.3 10.6
Sn( 주석 ) 15.1 11.4
Pb( 납 ) 8.21 21
Ni-Cr( 니크롬 ) 1.58 109
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The Electrical Conductor
Conductors
InsulatorsSemi
conductors 10 10 10 10 10 10 10 10 10 10 10 10 10 16 14 13 11 3 -1 -2 -3 -5 -6 -7 -8 -9
저 항 율 [Ω·m]
Conduc-tion
HIGHLOW Material Science ,GNU Mechanical Engineering
Silv
er
Carb
on
Alu-
min
um
Rubb
er
Woo
d
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반도체의 종류 저 항 율 [Ω·m]
C( 탄소 ) 3.5x10
Ge( 게르마늄 ) 0.6
( 게르마늄 ( 불순 )) 10 ~ 10
Si( 규소 ) 2300
부도체의 종류 저 항 율 [Ω·m]
Wood( 나무 ) 10 ~ 10
Rubber( 고무 ) (1~5) x 10
Glass( 유리 ) 10 ~ 10
SiO ( 운모 ) 10 ~ 10
S( 황 ) 10
SiO ( 수정 ) 75 x 10
-1 -5
-5
8 11
13
10 14
11 15
16
16
4
4
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Material Science ,GNU Mechanical Engineering
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Material Science ,GNU Mechanical Engineering
High Conduction High Melting Point
High Conduction Low Price
Cu( 구리 ) W( 텅스텐 ) Si( 규소 ) Rubber( 고무 ) DC( 직류 ) AC( 교류 ) Miniaturization
Do not path Electricity
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Q & A
Material Science ,GNU Mechanical Engineering
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Thank You Material Science ,GNU Mechanical Engineering