High-field and high-temperature magnetoresistance reveals the superconducting behavior of the stacking faults in multilayer graphene

CE Precker, J Barzola-Quiquia, MK Chan, M Jaime… - Carbon, 2023 - Elsevier
In spite of 40 years of experimental studies and several theoretical proposals, an overall
interpretation of the complex behavior of the magnetoresistance (MR) of multilayer …

Hints of granular superconductivity in natural graphite verified by trapped flux transport measurements

A Champi, CE Precker, PD Esquinazi - New Journal of Physics, 2023 - iopscience.iop.org
This study describes electrical transport measurements as a function of magnetic field and
temperature that provide hints of the existence of superconductivity with a critical …

Ultra-low energy processing of graphite: A fast-track journey towards carbon neutrality

Z Dai, L Cong, F Zuo, M Biesuz, K Chen… - Applied Materials …, 2022 - Elsevier
Graphite is a fascinating material with unique properties, thus making it irreplaceable for a
wide range of applications. However, its current processing route is highly energy …

On the localization of persistent currents due to trapped magnetic flux at the stacking faults of graphite at room temperature

R Ariskina, M Stiller, CE Precker, W Böhlmann… - Materials, 2022 - mdpi.com
Granular superconductivity at high temperatures in graphite can emerge at certain two-
dimensional (2D) stacking faults (SFs) between regions with twisted (around the c-axis) or …

Magnetoplasma and Cyclotron Phenomena in the High-Temperature X-Band Electron Paramagnetic Resonance Spectra of Graphite

AK Vorobiev - The Journal of Physical Chemistry C, 2023 - ACS Publications
The X-band electron paramagnetic resonance (EPR) spectra at 100–400 K of a few distinct
samples of graphite have revealed the new phenomena of an unidentified broad signal …

Enhancing the electrical properties of graphite nanoflake through gamma-ray irradiation

AT Nguyen, Y Lee, PQH Nguyen, P Dera, SH Yoon… - Scientific Reports, 2022 - nature.com
Understanding changes in material properties through external stimuli is critical to validating
the expected performance of materials as well as engineering material properties in a …

[HTML][HTML] Laser control of graphite plate tilting on a magnet surface

JB Rodriguez, Q Fan, Y Yin, CJ Bardeen - Journal of Applied Physics, 2024 - pubs.aip.org
When a diamagnetic graphite plate is placed on top of a magnet, it is subject to both
magnetic levitation and gravitational forces. Computational modeling is used to demonstrate …

Nanometers-thick ferromagnetic surface produced by laser cutting of diamond

A Setzer, PD Esquinazi, S Buga, MT Georgieva… - Materials, 2022 - mdpi.com
In this work, we demonstrate that cutting diamond crystals with a laser (532 nm wavelength,
0.5 mJ energy, 200 ns pulse duration at 15 kHz) produced a≲ 20 nm thick surface layer with …

Local magnetic identification and characterization of superconducting graphite interfaces at room temperature

R Ariskina - 2022 - inis.iaea.org
Although a considerable number of studies have been performed on the properties of
graphite-based materials, however, their superconducting characteristics are still not well …