Results 21 to 30 of about 1,702,166 (311)

In-Situ Study of Microstructure Evolution of Spinodal Decomposition in an Al-Rich High-Entropy Alloy

Frontiers in Materials, 2022
High-entropy alloys (HEAs) are materials which leverage the entropy of mixing to motivate the formation of single-phase solid solutions, even of immiscible elements.
Cameron S. Jorgensen, Louis J. Santodonato, Louis J. Santodonato, Kenneth C. Littrell, Chih Hsiang Kuo, Chanho Lee, Raymond R. Unocic, Peter K. Liaw, Dustin A. Gilbert, Dustin A. Gilbert, Lisa M. DeBeer-Schmitt   +10 more
doaj   +1 more source

Determination of thermal-physical characteristics of thermal materials at high temperatures

Авіаційно-космічна техніка та технологія
This study presents an experimental–numerical method for determining the thermal conductivity and heat capacity of thermal insulation materials (TIM) at elevated temperatures.
Dmytro Borovyk, Yuriy Evdokimenko, Gennady Frolov, Oleksandr Kolotylo, Alexander Potapov, Nataliya Suetova   +5 more
doaj   +1 more source

Preparation of 2D Carbon Materials by Chemical Carbonization of Cellulosic Materials to Avoid Thermal Decomposition

Global Challenges, 2017
Cellulosic materials, including regenerated cellulose, are promising precursors for a variety of carbon materials. However, thermal decomposition, typically accompanying carbonization at high temperatures, hinders cellulosic materials from being ...
Mutsumasa Kyotani, Kazuhisa Hiratani, Tatsuhiro Okada, Satoshi Matsushita, Kazuo Akagi   +4 more
doaj   +1 more source

Adsorbent Materials for Carbon Dioxide

Adsorption Science & Technology, 2001
The adsorption of carbon dioxide on adsorbent materials at high temperatures was critically reviewed. The present status of adsorbent materials for CO 2 including carbon-based adsorbents, zeolites and metal oxide sorbents at high temperatures were ...
Yong Zou, Alírio E. Rodrigues
doaj   +1 more source

METHODS AND TECHNIQUE FOR THERMOPOWER AND ELECTRICAL CONDUCTIVITY MEASUREMENTS OF THERMOELECTRIC MATERIALS AT HIGH TEMPERATURES [PDF]

Научно-технический вестник информационных технологий, механики и оптики, 2015
The principles and methods of thermopower and electrical conductivity measurements at high temperatures (100 – 1000 K) are reviewed. These two properties define the so-called power factor of thermoelect ric materials.
A. T. Burkov, A. I. Fedotov, A. A. Kasyanov, R. I. Panteleev, T. Nakama   +4 more
doaj  

Determination of the thermophysical characteristics of composite materials at high temperatures

Авіаційно-космічна техніка та технологія
This article discusses a methodology for determining the thermophysical characteristics of composite materials at high temperatures. The primary focus is on improving methods for determining the thermal conductivity of materials used in the aviation and ...
Dmitry Borovyk, Yuriy Yevdokymenko, Gennady Frolov   +2 more
doaj   +1 more source

Construction and testing of a system for the electrical characterization of ceramic thermistors at low temperatures

Cerâmica, 2014
A high-precision and low cost system was built for the electrical characterization of ceramic thermistors at low temperatures, using components readily available in materials research laboratories.
F. C. S. Luz, S. A. Pianaro, C. E. Yurk, G. Capobianco, A. J. Zara, S. M. Tebcherani   +5 more
doaj   +1 more source

Multiwavelength optical pyrometer for shock compression experiments [PDF]

, 1979
A system for measurement of the spectral radiance of materials shocked to high pressures (~100 GPa) by impact using a light gas gun is described. Thermal radiation from the sample is sampled at six wavelength bands in the visible spectrum, and each ...
Ahrens, Thomas J., Lyzenga, G. A.
core   +1 more source

Exploring the capabilities of high-pressure spark plasma sintering (HPSPS): A review of materials processing and properties

Materials & Design, 2023
Spark plasma sintering (SPS) is an advanced pressure-assisted sintering technology that combines the application of uniaxial pressure with rapid current-induced heating.
Barak Ratzker, Maxim Sokol
doaj   +1 more source

Materials at high temperatures

British Journal of Applied Physics, 1964
Some general trends of the physical properties of solids with temperature are indicated. Attention is directed to the properties and applications of some refractory metals and alloys, commonly used ceramics, and carbon and graphite, at temperatures of 1500°c upwards.
openaire   +2 more sources