728x90 과학 (Science)/실험과 관련된 것들3 [Materials] GE varnish 1-1. Introduction to GE varnish (GE-7031 or VGE-7031) • Commonly used in cryogenic physics as an adhesion with excellent bonding properties for the following reasons; - electrical insulator ($10^{15} - 10^{17}Wm^-1$) - good high thermal conductivity at low temperature - High dielectric strength of over $10^8 V/m$ • suitable for a calorimeter cement at cryogenic temperature • Excellent for lamina.. 2023. 7. 7. [Physical Vapor Deposition] Sputter Depositions Classifications of making thin films: Chemical vapor deposition (CVD) and Physica vapor deposition (PVD) (1) CVD: Chemical vapor deposition and Atomic layer deposition (2) PVD: Evaporation and Sputtering • Evaporation: Used target materials vaporized through thermal resistance with E-beam • Sputtering: used energetic ions collating with target materials to detach it. As one of the physical vapor.. 2023. 6. 24. [materials] BeCu 1. BeCu의 여러 이름들: - Copper Beryllium, Beryllium Bronze, Alloy 172, spring Copper - Be에 대해서: https://www.thoughtco.com/metal-profile-beryllium-2340127 2. BeCu의 장점들 • Conductive, Ductile, Stampable, Corrosion resistant, Easily Formed, Non-sparking, Non-magnetic 2-1 Strength BeCu는 크게 두 가지 클래스로 나눌 수 있다; High strength BeCu* (C17200 and C17300) 그리고 High conductivity BeCu** (C17500 C17510). • For a high.. 2023. 6. 16. 이전 1 다음 728x90
