The rise of carbon materials for field emission

N Dwivedi, C Dhand, JD Carey, EC Anderson… - Journal of Materials …, 2021 - pubs.rsc.org
Carbon-based materials exhibit distinct structures and dimensionality which allow
modification of their electrical properties and enable them to be integrated in various …

Understanding the role of nitrogen in plasma-assisted surface modification of magnetic recording media with and without ultrathin carbon overcoats

N Dwivedi, RJ Yeo, N Satyanarayana, S Kundu… - Scientific reports, 2015 - nature.com
A novel scheme of pre-surface modification of media using mixed argon-nitrogen plasma is
proposed to improve the protection performance of 1.5 nm carbon overcoats (COC) on …

Nitrogen doped siloxene and composite with graphene for high performance fiber-based supercapacitors

B Bai, L Qiu, Y Yuan, L Song, J Xiong, P Du - Journal of Energy Storage, 2023 - Elsevier
Graphene fiber-based supercapacitors (FSCs), with excellent power and energy density, are
promising candidates for powering smart flexible electronic devices. However, the low mass …

A review of plasma-assisted deposition methods for amorphous carbon thin and ultrathin films with a focus on the cathodic vacuum arc technique

A Roy, S Wang, K Komvopoulos - Journal of Materials Research, 2023 - Springer
Amorphous carbon (aC) films have garnered significant attention over the past few decades,
principally due to their remarkable thermophysical properties, strong adherence to various …

A thermally etched N-doped porous layered silicon anode for improved cycling stability of lithium-ion batteries

B Bai, L Qiu, Y Liu, Z Su, L Song, P Du - Journal of Materials Chemistry …, 2023 - pubs.rsc.org
The development of advanced porous silicon-based materials for lithium-ion battery anodes,
which can accommodate the expansion of electrodes during cycling, is necessary to …

“It's team work”: Multilayered wear-resistant and lubricating overcoats derived from the synergy of ultrathin carbon surface and interface chemistry

R Kumar, P Bharti, C Dhand, RJ Yeo, M Zhang… - Applied Surface …, 2023 - Elsevier
High friction and wear remain the major concerns in moving mechanical assemblies
(MMAs), leading to an excessive amount of wasted energy and premature system failure …

Slippery and wear-resistant surfaces enabled by interface engineered graphene

N Dwivedi, T Patra, JB Lee, RJ Yeo, S Srinivasan… - Nano …, 2019 - ACS Publications
Friction and wear remain the primary cause of mechanical energy dissipation and system
failure. Recent studies reveal graphene as a powerful solid lubricant to combat friction and …

Interface Engineering and Controlling the Friction and Wear of Ultrathin Carbon Films: High sp3 Versus High sp2 Carbons

N Dwivedi, RJ Yeo, Z Zhang, C Dhand… - Advanced Functional …, 2016 - Wiley Online Library
Understanding and engineering interfaces, and controlling the friction and wear of materials,
are extremely important for many technological applications, particularly for magnetic …

Boosting contact sliding and wear protection via atomic intermixing and tailoring of nanoscale interfaces

N Dwivedi, RJ Yeo, C Dhand, J Risan, R Nay… - Science …, 2019 - science.org
Friction and wear cause energy wastage and system failure. Usually, thicker overcoats serve
to combat such tribological concerns, but in many contact sliding systems, their large …

Aluminum Batteries: Opportunities and Challenges

SK Gupta, J Vishwakarma, AK Srivastava… - Energy Storage …, 2024 - Elsevier
In the fast-evolving civilization of the twenty-first century, low-cost rechargeable batteries
with high energy density (E d) and overall performance are emerging as a technology of …