Udvas Chattopadhyay

Electrically pumped topological laser with valley edge modes

Yongquan Zeng, Udvas Chattopadhyay, Bofeng Zhu et al. · Nature · 2020 · 598 citations

Natural Sciences, Electrical Engineering, Physics +11

Active Ultrahigh‐<i>Q</i> (0.2 × 10⁶) THz Topological Cavities on a Chip

Abhishek Kumar, Manoj Gupta, Prakash Pitchappa et al. · Advanced Materials · 2022 · 111 citations

Engineering, Electrical Engineering, Materials Science +17

Controlled alignment of supermoire lattice in double-aligned graphene heterostructures

Junxiong Hu, Junyou Tan, Mohammed M. Al Ezzi et al. · Nature Communications · 2023 · 25 citations · Full text

Natural Sciences, Materials Science, Physics +17

Fermi-Arc-Induced Vortex Structure in Weyl Beam Shifts

Udvas Chattopadhyay, Li-kun Shi, Baile Zhang et al. · Physical Review Letters · 2019 · 23 citations · Full text

Natural Sciences, Physics, Condensed Matter Physics +14

Near-field mapping of the edge mode of a topological valley slab waveguide at <b>λ</b> <b>=</b> 1.55 <i> <b>μ</b> </i>m

Alexander M. Dubrovkin, Udvas Chattopadhyay, Bo Qiang et al. · Applied Physics Letters · 2020 · 17 citations · Full text

Engineering, Electrical Engineering, Physics +17