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2011011476 Jae-Young Park
2011011508 Ha-Neul Yoo
2011011511 Kyoung-Hak Lee
Material Science ,GNU Mechanical Engineering
Material Science ,GNU Mechanical Engineering
Material Science ,GNU Mechanical Engineering
The Electrical Conductivity
Material Science ,GNU Mechanical Engineering
The Electrical Conductivity
Electric Re-sistance
Tempera-ture
Electrical Conductivity
Material Science ,GNU Mechanical Engineering
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
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
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
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
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
Material Science ,GNU Mechanical Engineering
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
Q & A
Material Science ,GNU Mechanical Engineering
Thank You Material Science ,GNU Mechanical Engineering
