Directly tuning the surface morphologies and electron pathway of graphite/diamond composite films for enhanced electron field emission

W Zhang, L Guan, B Wang, H Liu, J Wang… - Journal of Alloys and …, 2022 - Elsevier
Cathode electron field emitters are widely used in high-power and high-frequency vacuum
electron devices. The development of novel technique to fabricate the emitters with high …

An in-situ process for the growth of carbon nanotubes on the graphene flakes for enhancing the electron field emission properties

MMH Raza, J Ali, M Sadiq, F Khan - Diamond and Related Materials, 2024 - Elsevier
Carbon nanostructures represent cutting-edge nanomaterials poised to replace thermionic
emitters in electron emission devices, offering a pathway to miniaturization. Carbon …

Influence of power-dependent Argon gas plasma treatment on the electron field emission properties of carbon nanotube field-emitters

MMH Raza, M Sadiq, M Zulfequar, S Husain… - Diamond and Related …, 2023 - Elsevier
CNT field-emitters show a quick response and require a low turn-on field for field emission
application in vacuum electronic devices. In the present work, we have grown the CNT …

Study the electron field emission properties of silver nanoparticles decorated carbon nanotubes-based cold-cathode field emitters via post-plasma treatment

MMH Raza, SM Aalam, M Sadiq, M Sarvar… - Journal of Materials …, 2022 - Springer
Carbon nanotubes (CNTs) are the promising candidate for performing the remarkable
electron field emission due to owing the advanced electrical and structural properties. In this …

Improvement of the field emission lifetime of freestanding vertically aligned carbon nanotubes by coating with a metallic protective layer

JA Liu, S Chen, J Wang, Y Sun, JTW Yeow - Vacuum, 2023 - Elsevier
In this article, we present a method to improve the field emission (FE) lifetime of freestanding
vertically aligned carbon nanotubes (VACNTs) by uniformly coating the surface of VACNTs …

The effects of Ar+ N2 plasma power-based attachment of metal nanoparticles on the electron field emission properties of carbon nanotubes

MMH Raza, M Sadiq, M Zulfequar, S Husain… - Journal of Physics and …, 2023 - Elsevier
An ideal vacuum-based electron emitter requires a low turn-on field and quick emission
processes. Carbon nanotubes (CNTs) have great potential for emission applications, but …

Time-tuned ZnO (x)/MWCNTs hybrid cold cathodes for next-generation electron emission

M Sarvar, SM Aalam, S Khan, MS Khan, J Ali - Journal of Materials …, 2024 - Springer
In this study, diverse thicknesses of zinc oxide (ZnO)-decorated multi-walled carbon
nanotubes (MWCNTs) were prepared. The surface of MWCNTs was coated with ZnO …

Influence of the growth temperature on electron field-emission stability of the carbon nanotubes' field emitters

MMH Raza, M Sadiq, SM Aalam, M Sarvar… - Journal of Materials …, 2023 - Springer
For vacuum-based electron field-emission device application, CNTs can be a promising field
emitter candidate due to the high aspect ratio, superior electrical and thermal properties, and …

High performance chemiresistive carbon-nanotube ammonia gas sensor surface modified by tantalum oxide (Ta2O5) metal nanoparticles

SM Aalam, M Sarvar, MN Bhat, M Tomar, J Ali - MRS Advances, 2024 - Springer
We have studied the response behaviour of bare and embellished Multiwalled Carbon
Nanotubes (MWCNTs) in gas sensing, as well as their gas sensing properties have been …