Topological insulator metamaterials

HNS Krishnamoorthy, AM Dubrovkin, G Adamo… - Chemical …, 2023 - ACS Publications
Confinement of electromagnetic fields at the subwavelength scale via metamaterial
paradigms is an established method to engineer light–matter interaction in most common …

Performance analysis of photodetectors based on 2D materials and heterostructures

N Nandihalli - Critical Reviews in Solid State and Materials …, 2024 - Taylor & Francis
The unprecedented demand for sophisticated, self-powered, compact, ultrafast, cost-
effective, and broadband light sensors for a myriad of applications has spurred a lot of …

Topological insulator materials

Y Ando - Journal of the Physical Society of Japan, 2013 - journals.jps.jp
Topological insulators represent a new quantum state of matter which is characterized by
peculiar edge or surface states that show up due to a topological character of the bulk wave …

Real-space observation of ultraconfined in-plane anisotropic acoustic terahertz plasmon polaritons

S Chen, PL Leng, A Konečná, E Modin… - Nature Materials, 2023 - nature.com
Thin layers of in-plane anisotropic materials can support ultraconfined polaritons, whose
wavelengths depend on the propagation direction. Such polaritons hold potential for the …

Ultrasensitive room‐temperature terahertz direct detection based on a bismuth selenide topological insulator

W Tang, A Politano, C Guo, W Guo… - Advanced Functional …, 2018 - Wiley Online Library
Despite their huge application capabilities, millimeter‐and terahertz‐wave photodetectors
still face challenges in the detection scheme. Topological insulators (TIs) are predicted to be …

Highly efficient two-dimensional Ag2Te cathode catalyst featuring a layer structure derived catalytic anisotropy in lithium-oxygen batteries

L Guo, L Tan, A Xu, G Li, G Zhang, R Liu, J Wang… - Energy Storage …, 2022 - Elsevier
Abstract Two-dimensional (2D) materials have recently become one of the most suitable
candidates as cathode catalysts for lithium-oxygen batteries (LOBs) due to their unique …

Synergetic Enhancement of Thermoelectric Performance by Selective Charge Anderson Localization–Delocalization Transition in n-Type Bi-Doped PbTe/Ag2Te …

MH Lee, JH Yun, G Kim, JE Lee, SD Park, H Reith… - ACS …, 2019 - ACS Publications
Considerable efforts have been devoted to enhancing thermoelectric performance, by
employing phonon scattering from nanostructural architecture, and material design using …

Observation of giant room-temperature anisotropic magnetoresistance in the topological insulator β-Ag2Te

W Ai, F Chen, Z Liu, X Yuan, L Zhang, Y He… - Nature …, 2024 - nature.com
Achieving room-temperature high anisotropic magnetoresistance ratios is highly desirable
for magnetic sensors with scaled supply voltages and high sensitivities. However, the ratios …

Synthesis of Ultrathin Topological Insulator β‐Ag2Te and Ag2Te/WSe2‐Based High‐Performance Photodetector

F Sun, W Hong, X He, C Jian, Q Ju, Q Cai, W Liu - Small, 2023 - Wiley Online Library
Abstract β‐Ag2Te has attracted considerable attention in the application of electronics and
optoelectronics due to its narrow bandgap, high mobility, and topological insulator …

Topological surface transport properties of single-crystalline SnTe nanowire

M Safdar, Q Wang, M Mirza, Z Wang, K Xu, J He - Nano letters, 2013 - ACS Publications
SnTe has attracted worldwide interest since its theoretical predication as topological
crystalline insulator. Because of promising applications of one-dimensional topological …