Panorama of physico-mechanical engineering of graphene-reinforced copper composites for sustainable applications

K Singh, V Khanna, A Rosenkranz, V Chaudhary… - Materials Today …, 2023 - Elsevier
The past decade has witnessed the substitution of monolithic metallic materials by metal-
matrix composites (MMCs) for advanced applications in aerospace, marine engineering …

[HTML][HTML] Electronic transport in copper–graphene composites

KN Subedi, K Nepal, C Ugwumadu… - Applied Physics …, 2023 - pubs.aip.org
We investigate electronic transport properties of copper–graphene (Cu–G) composites using
a density-functional theory (DFT) framework. Conduction in composites is studied by varying …

Simultaneously improved electrical and mechanical performance of hot-extruded bulk scale aluminum-graphene wires

A Nittala, J Smith, B Gwalani, J Silverstein… - Materials Science and …, 2023 - Elsevier
Aluminum-based alloys are highly sought after as lightweight alternatives in electric grid
applications. Improving the electrical conductivity of aluminum alloys has the potential to …

[HTML][HTML] Novel SolidStir extrusion technology for enhanced conductivity cable manufacturing via in-situ exfoliation of graphite to graphene

A Sharma, RS Haridas, P Agrawal, A Gumaste… - Materials & Design, 2024 - Elsevier
Electrification is a path towards decarbonization. Identification of novel nanocarbon
materials such as graphene or carbon nanotubes (CNTs) offers great potential as a …

Copper‐Graphene Composite (CGC) Conductors: Synthesis, Microstructure, and Electrical Performance

J Yao, C Kim, Q Nian, W Kang - Small, 2024 - Wiley Online Library
Improving the electrical performance of copper, the most widely used electrical conductor in
the world is of vital importance to the progress of key technologies, including electric …

[HTML][HTML] Unprecedented electrical performance of friction-extruded copper-graphene composites

B Gwalani, X Li, A Nittala, W Choi, M Reza-E-Rabby… - Materials & Design, 2024 - Elsevier
Copper-graphene composites show remarkable electrical performance surpassing
traditional copper conductors albeit at a micron scale; there are several challenges in …

Electronic conductivity in metal-graphene composites: the role of disordered carbon structures, defects, and impurities

K Nepal, C Ugwumadu, A Gautam… - Journal of Physics …, 2024 - iopscience.iop.org
This paper explores the transport properties of aluminum-carbon composite material via ab
initio methods. Interfacial and electronic dynamics of the aluminum-graphene interface …

Enhanced tribological, electrical, and thermal properties of SiC/Cu composites by SiO2–Cu2O glass phase modification

S Bai, L Guan, Y Zhang, Y Wang, X Zhang, Q Gao… - Ceramics …, 2024 - Elsevier
SiC/Cu composites modified by SiO 2–Cu 2 O glass phase (GP) were prepared using sol-
gel method and hot pressing sintering. The effect of GP on tribological, electrical and thermal …

Enhanced electrical conductivity of copper by nitrogen-doped graphene

Y Wang, B Zhong, J Ni, J Song, Y Huang, S Yao, Y Liu… - Scripta Materialia, 2024 - Elsevier
The demand for Cu with ultra-high conductivity has been growing across various industries.
However, conventional approaches to enhance electrical conductivities, such as improving …

Physical origin of enhanced electrical conduction in aluminum-graphene composites

K Nepal, C Ugwumadu, KN Subedi… - Applied Physics …, 2024 - pubs.aip.org
The electronic and transport properties of aluminum-graphene composite materials were
investigated using the ab initio plane wave density functional theory. The interfacial structure …