Results 61 to 70 of about 1,601,986 (333)
Late Holocene Technology Words in Proto-Athabaskan: Implications for Dene-Yeniseian Culture History
This study will review previously published Proto-Athabaskan (P-A) linguistic reconstructions related to weapons and ceramics technologies present on both sides of the Bering Strait.
Joseph A. P. Wilson
doaj +1 more source
Tracking Battery Microstructural Degradation Through Directional Thermal Transport Signatures
In lithium‐ion batteries, heat conduction varies between the through‐plane and in‐plane directions because of the cell's layered structure. Therefore, cell degradation influences thermal conductivity in each direction uniquely due to detailed microstructural and compositional changes.
Mohammad Shoghi Tekmedash +6 more
wiley +1 more source
Phase Engineering of Nanomaterials (PEN): Evolution, Current Challenges, and Future Opportunities
This review summarizes the synthesis, phase transition, advanced characterization spanning ex situ to in situ and operando techniques, and diverse applications of phase engineering of nanomaterials (PEN). It further outlines key challenges and future opportunities, such as phase stability, architecture control, and artificial intelligence (AI)‐driven ...
Ye Chen +7 more
wiley +1 more source
Effect of Microstructure on the Thermal Properties of Sintered Iron-copper Composites [PDF]
Copper is a well know material for use as heat sink or heat exchanger. However, copper has a considerable low tensile strength and temperature limit. A material that has a good thermal conductivity, low cost, but also resistance is the desired.
Caroline Velasques Ugarteche +6 more
doaj +2 more sources
Recent progress in the metallurgy of copper [PDF]
n ...
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Were burnt moulds derived from prehistoric copper production activities? [PDF]
Burnt mounds and copper arrived on the scene in the British Isles at about the same time, at the beginning of the Neolithic to Bronze Age transition in the mid-3(^rd) millennium BC.
Thelin, Virginia H.
core
Lithography‐Compatible Conductive Metal–Organic Frameworks for Scalable Electronics
Conductive MOF thin films are integrated as gate electrodes in semiconductor devices through a photolithography‐compatible patterning strategy. CVD‐grown 2D MOF thin films enable stable operation across bottom‐gate MoS2/MoTe2 field‐effect transistors and top‐gate IGZO arrays, highlighting the potential of conductive MOFs as functional electronic ...
Hyeonwoo Lee +9 more
wiley +1 more source
Studies of Soils and Vegetation on Non-ferrous Metallurgy Slag Dumps
The metallurgical industry is one of the major pollution sources of natural ecosystems. Now the slag dumps of non-ferrous industries occupy huge areas all over the world.
Ekaterina Zolotova
doaj
After describing briefly the three methods of making copper powder: (1) by electrolysis, (2) by reduction of the oxide, and (3) by atomization, results are reported on the effect of particle size and shape of copper powders. The maintenance of close specifications in copper powders has required years of patient research and development.
openaire +1 more source
Powder Metallurgy Copper and Copper Alloys
Copper and copper-base powders rank second only to iron and steel in terms of volume of powder used in powder metallurgy (P/M) parts fabrication. This article reviews the characteristics, properties, and applications of copper and copper-base P/M ...
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