Carbon nanostructures, nanolayers, and their composites

N Slepičková Kasálková, P Slepička, V Švorčík - Nanomaterials, 2021 - mdpi.com
The versatility of the arrangement of C atoms with the formation of different allotropes and
phases has led to the discovery of several new structures with unique properties. Carbon …

Laser-patterned carbon coatings on flexible and optically transparent plastic substrates for advanced biomedical sensing and implant applications

P Joshi, PR Riley, W Denning, S Shukla… - Journal of Materials …, 2022 - pubs.rsc.org
Medical grade polyethylene-based skeletal implants exhibit osteo-disintegration, erosion,
and modest hemocompatibility. Herein, we report on the fabrication of highly adherent …

Electron mobility modulation in graphene oxide by controlling carbon melt lifetime

S Gupta, P Joshi, J Narayan - Carbon, 2020 - Elsevier
The lack of bandgap is a fundamental issue in graphene devices, which can be solved by
fabricating reduced graphene oxide (rGO). However, its device integration is impeded by the …

Multifunctional carbon-based nanostructures (CBNs) for advanced biomedical applications–a perspective and review

NN Joshi, J Narayan, R Narayan - Materials Advances, 2024 - pubs.rsc.org
Carbon-based nanostructures (CBNs) have attracted immense attention from biomedical
researchers due to their unique combination of extraordinary mechanical, thermal, electrical …

Q-Carbon as a Corrosion-Resistant Coating

S Karmakar, M Sultana, A Haque - ACS Applied Materials & …, 2023 - ACS Publications
A newly discovered quenched form of carbon, widely known as Q-carbon, thin films are
synthesized by the direct conversion of the amorphous carbon layer using the nanosecond …

Diamond deposition on AlN using Q-carbon interlayer through overcoming the substrate limitations

S Taqy, P Sarkar, MA Hamid, T Pranto, EL Piner… - Carbon, 2024 - Elsevier
Q-carbon, a quenched form of carbon, is a recently discovered carbon structure that has
tremendous properties, compatibility, and potential for use in device fabrication and other …

Synthesis of multifunctional microdiamonds on stainless steel substrates by chemical vapor deposition

P Joshi, A Haque, S Gupta, RJ Narayan, J Narayan - Carbon, 2021 - Elsevier
We report on the synthesis of multifunctional microdiamonds by chemical vapor deposition
(CVD) on 304 and 316 austenitic stainless steel (SS) substrates. The increase in wettability …

Formation of Q-carbon by adjusting sp3 content in diamond-like carbon films and laser energy density of pulsed laser annealing

H Yoshinaka, S Inubushi, T Wakita, T Yokoya… - Carbon, 2020 - Elsevier
In this study, we prepared Q-carbon by adjusting the sp 3 content in diamond-like carbon
(DLC) films and the laser energy density of pulsed laser annealing (PLA). The amorphous …

Role of Q-carbon in nucleation and formation of continuous diamond film

J Narayan, A Bhaumik, S Gupta, P Joshi, P Riley… - Carbon, 2021 - Elsevier
Formation of continuous and adherent diamond films on practical substrates presents a
formidable challenge due to lack of diamond nucleation sites needed for diamond growth …

Q-carbon as a new radiation-resistant material

J Narayan, P Joshi, J Smith, W Gao, WJ Weber… - Carbon, 2022 - Elsevier
We have discovered that Q-carbon is extremely resistant to radiation damage under ion
irradiations involving extreme atomic displacements and electronic excitations. Using 5 MeV …