결과보고서 Determining the transition temperature of a high-temperature superconductor Ⅰ. ... 페로브스카이트(perovskite) 구조를 갖는 몇 가지 구리 산화물 세라믹(ceramic) 물질의 Tc가 90K(-183℃) 이상임이 밝혀졌는데, 이러한 물질을 고온 초전도체(high-temperature ... 이론 초전도 전이 온도(superconducting transition temperature, Tc)라고 하는 특정 온도 이하에서 모든 전기 저항을 상실하는 물질을 초전도체(superconductor
highly structured diamond crystals. ... Synthesized monocrystalline nanodiamond (nD) particles are heat-treated at various temperatures to produce ... Thus, it is possible to produce highly crystallized nD powder particles by a heattreatment process, and
High-temperature friction performances of graphite blocks (GBs) and zinc phosphate impregnated graphite ... The worn surface of IGB in the high-temperature friction test was smoother and more complete than that ... The wear under high temperature and load caused the transformation of zinc pyrophosphate to zinc metaphosphate
Cooper 쌍을 이룸으로 인해 전자들은 에너지가 더 낮아져 안정화된다.따라서 각각의 전자로 움직이는 것보다 Cooper 쌍을 이루어 움직이는 것을 선호할 것이다. 이 Cooper 쌍이 다시 두 전자로 나뉘기 위해서는 에너지를 필요로 하며,이를 에너지 갭이라 한다. C..
High temperature - high pressure apparatus was developed to simulate nickel fewite corrosion products ... transported to the accumulator because the crud generation mechanism was the solubility change with temperature
충청남도농업기술원 화훼연구소에서 2021년에 개발된 ‘Pinky Lang’은 분홍색 홑꽃 타입의 스프레이 국화 신품종 이다. ‘Pinky Lang’은 2016년 10월에 육종 하우스 내에서 2016년에 순백색의 진한 녹심이 매력적인 품종으로써 선발 된 백색 홑꽃의 ‘B..
even at high temperature ranges. ... Adsorption and desorption characteristics of methyl iodide at high temperature conditions up to 25 by ... In the range of temperature from 3 to 25, the adsorption capacity of base activated carbon decreased
A continuous operation of pump was also capable even if the excess feed of high temperature H₂SO₄ of ... Also, at 0.5 Hz and 45.2 kg/s of frequency and high temperature H₂SO₄ flow, the thermal hydraulic analysis ... When the increasing feed of high temperature H₂SO₄ of up to 5 %, 10 %, and 15 % were compared with base
For the immobilization of high-radioactive nuclides such as Cs and Sr by high-temperature thermal decomposition ... Although further study of the volatility and leachability of Cs and Sr in the high-temperature thermal ... , this study was carried out to investigate the phase transformation with calcined temperature by using
Creep tests were conducted under a condition of constant stress on two aluminum-based alloys containing particles: Al-5% Mg-0.25% Fe and Al-5% Zn-0.2..
High Pressure High Temperature (HPHT) treatment can significantly change the color of diamonds. ... The diamonds with different arrangements of nitrogen were annealed at temperatures in the range 1700-
Fundamental studies of microstructural changes and high temperature deformation of titanium aluminide ... High temperature deformation characteristics of TiAl were strongly affected by Al content. ... On Ti-49Al and Ti-51Al, dynamic recrystallization occurred during high temperature deformation, and the
High-Temperature Creep The enhanced diffusivity associated with deformation at extremely high temperatures ... Term Paper High temperature deformation of Ni-base superalloys 1. ... Therefore, they are an exceptional class of structural materials for high-temperature applications.
4) 용어* SupercondvctorSuperconductivity매우 낮은 온도에서 전기 저항이 0이 된고, 내부의 전기장을 막는 현상 metallic condutor의 전기저항은 온도가 내려갈 수록 감소한다.그러나 구리와 은의 경우 impuntes나 다른 요인이..
This study investigated the high temperature oxidation behavior of Ni-22.4%Fe-22%Cr-6%Al (wt.%) porous ... Ni-Fe-Cr-Al porous metal's high-temperature oxidation micro-mechanism was also discussed. ... A 24-hour TGA test was conducted at three different temperatures of , and .