5 papers
Observation of Intrinsic Anderson Localization in Few-Layer ReS
Shreya Paul, Pritam Das, Devarshi Chakrabarty +2
Electron localization phenomena are expected to play an important role in the transport properties of two-dimensional materials. Rhenium disulfide (ReS), with its narrow conduc…
Anisotropic exciton-polaritons reveal non-Hermitian topology in van der Waals materials
Devarshi Chakrabarty, Avijit Dhara, Pritam Das +3
Topological band theory has expanded into various domains in applied physics, offering significant potential for future technologies. Recent developments indicate that unique bulk…
Giant Resonance Raman Scattering via Anisotropic Excitons in ReS2
Pritam Das, Devarshi Chakrabarty, Neha Gill +1
Anisotropic two-dimensional (2D) semiconductors recently have emerged as a promising platform for polarization-controlled Raman amplification. In this study, we probe energy-depend…
Zero-Threshold PT-Symmetric Polariton-Raman Laser
Avijit Dhara, Pritam Das, Devarshi Chakrabarty +3
Anisotropy endows topological aspects in optical systems and furnishes a platform to explore non-Hermitian physics, which can be harnessed for the polarization-selective amplificat…
Trion Engineered Multimodal Transistors in Two dimensional Bilayer Semiconductor Lateral Heterostructures
Baisali Kundu, Poulomi Chakrabarty, Avijit Dhara +9
Multimodal device operations are essential to advancing the integration of 2D semiconductors in electronics, photonics, information and quantum technology. Precise control over car…