Light–matter interaction in 2D and topological materials provides a fascinating control knob for inducing emergent, non-equilibrium properties and achieving new functionalities in the …
Quantum geometric properties of Bloch wave functions in solids, that is, Berry curvature and the quantum metric, are known to significantly influence the ground-and excited-state …
Symmetry breaking in 2D layered materials plays a significant role in their macroscopic electrical, optical, magnetic and topological properties, including, but not limited to, spin …
J Jiang, Z Chen, Y Hu, Y Xiang, L Zhang… - Nature …, 2021 - nature.com
Abstract The theoretical Shockley–Queisser limit of photon–electricity conversion in a conventional p–n junction could be potentially overcome by the bulk photovoltaic effect that …
Quantum materials hosting Weyl fermions have opened a new era of research in condensed matter physics. First proposed in 1929 in the context of particle physics, Weyl fermions have …
Given its innate coupling with wavefunction geometry in solids and its potential to boost the solar energy conversion efficiency, the bulk photovoltaic effect (BPVE) has been of …
The photoexcitation life cycle from incident photon (and creation of photoexcited electron– hole pair) to ultimate extraction of electrical current is a complex multiphysics process …
L Ye, W Zhou, D Huang, X Jiang, Q Guo, X Cao… - Nature …, 2023 - nature.com
Realization of highly tunable second-order nonlinear optical responses, eg, second- harmonic generation and bulk photovoltaic effect, is critical for developing modern optical …
Bulk photovoltaic effect (BPVE), featuring polarization-dependent uniform photoresponse at zero external bias, holds potential for exceeding the Shockley-Queisser limit in the efficiency …