Topological semimetals have revealed a wide array of novel transport phenomena,
including electron hydrodynamics, quantum field theoretic anomalies, and extreme …

Abstract Temperature-dependent (T-dependent) Raman scattering can provide valuable
informations on thermal properties, phonon anharmonicity and electron-phonon coupling of …

We present a Raman scattering study of optical phonons in hexagonal BN for temperatures
ranging from 80 to 600 K. The experiments were performed on high-quality, single …

Efficient Na ion intercalation/deintercalation in the semigraphitic lattice of a hard carbon
derived from the walnut shell is demonstrated. High-temperature (1000° C) pyrolysis of …

Dedicated Raman investigation was performed on the graphene suspended on the round
holes, compared with graphene supported on Si/SiO 2 substrate, in the temperature range …

Hexagonal boron nitride (h-BN) is a layered crystal that is attracting a great deal of attention
as a promising material for nanophotonic applications. The strong optical anisotropy of this …

We, for the first time, report the nanoscopic imaging study of anomalous infrared (IR) phonon
enhancement of bilayer graphene, originated from the charge imbalance between the top …

High-harmonic generation (HHG) has emerged as a central technique in attosecond science
and strong-field physics, providing a tool for investigating ultrafast dynamics. However, the …

Few-layer graphene has attracted tremendous attention owing to its exceptional electronic
properties inherited from single-layer graphene and new features led by introducing extra …

The temperature dependent Raman spectromicroscopic study has been carried out to
investigate anharmonic effects in multiwall carbon nanotubes (MWCNT). The micro-Raman …