Zobrazeno 1 - 10
of 159
pro vyhledávání: '"Devki N. Talwar"'
Autor:
Devki N. Talwar
Publikováno v:
Next Materials, Vol 4, Iss , Pp 100198- (2024)
A realistic rigid-ion-model (RIM) is adopted here to report the results of systematic calculations for comprehending the phonon dispersionsωjq→, structural, and thermodynamic traits of novel zinc-blende group-IV binary XC (X = Si, Ge, and Sn) mate
Externí odkaz:
https://doaj.org/article/dede043d91d24279a1757f2cdfc5cc37
Autor:
Devki N. Talwar, Piotr Becla
Publikováno v:
Solids, Vol 4, Iss 4, Pp 287-303 (2023)
Systematic results of lattice dynamical calculations are reported as a function of m and n for the novel (SiC)m/(GeC)n superlattices (SLs) by exploiting a modified linear-chain model and a realistic rigid-ion model (RIM). A bond polarizability method
Externí odkaz:
https://doaj.org/article/54d79cf2ca004f52934235b9b81b0b5e
Assessment of Optical and Phonon Characteristics in MOCVD-Grown (AlxGa1−x)0.5In0.5P/n+-GaAs Epifilms
Autor:
Devki N. Talwar, Zhe Chuan Feng
Publikováno v:
Molecules, Vol 29, Iss 17, p 4188 (2024)
Quaternary (AlxGa1−x)yIn1−yP alloys grown on GaAs substrates have recently gained considerable interest in photonics for improving visible light-emitting diodes, laser diodes, and photodetectors. With two degrees of freedom (x, y) and keeping gro
Externí odkaz:
https://doaj.org/article/1ecb137a46674647827c453356618f10
Autor:
Devki N. Talwar, Jason T. Haraldsen
Publikováno v:
Nanomaterials, Vol 14, Iss 17, p 1439 (2024)
Exploring the phonon characteristics of novel group-IV binary XC (X = Si, Ge, Sn) carbides and their polymorphs has recently gained considerable scientific/technological interest as promising alternatives to Si for high-temperature, high-power, optoe
Externí odkaz:
https://doaj.org/article/5e5e8da1f2454a52b6737a760a684095
Publikováno v:
Materials, Vol 17, Iss 13, p 3082 (2024)
Carbon-based novel low-dimensional XC/YC (with X, Y ≡ Si, Ge, and Sn) heterostructures have recently gained considerable scientific and technological interest in the design of electronic devices for energy transport use in extreme environments. Des
Externí odkaz:
https://doaj.org/article/96866b5def384cd8b3339e49c035dde1
Autor:
Devki N. Talwar
Publikováno v:
Inorganics, Vol 12, Iss 4, p 100 (2024)
Novel zinc-blende (zb) group-IV binary XC and ternary XxY1−xC alloys (X, Y ≡ Si, Ge, and Sn) have recently gained scientific and technological interest as promising alternatives to silicon for high-temperature, high-power optoelectronics, gas sen
Externí odkaz:
https://doaj.org/article/67a6c4b4bef54c449342367a0dde6b55
Publikováno v:
Crystals, Vol 13, Iss 10, p 1508 (2023)
The lattice dynamical properties of dilute InAs1−xNx/InP (001) epilayers (0 ≤ x ≤ 0.03) grown by gas-source molecular beam epitaxy were carefully studied experimentally and theoretically. A high-resolution Brüker IFS 120 v/S spectrometer was e
Externí odkaz:
https://doaj.org/article/15b656ead6054f29ac2f1c78ddb5de97
Autor:
Devki N. Talwar, Hao-Hsiung Lin
Publikováno v:
Crystals, Vol 13, Iss 9, p 1367 (2023)
Experimental and theoretical assessments of phonon and optical characteristics are methodically accomplished for comprehending the vibrational, structural, and electronic behavior of InP1−xSbx/n-InAs samples grown by Gas-Source Molecular Beam Epita
Externí odkaz:
https://doaj.org/article/e1fe6486855a4acfa44b24d9813bfd7e
Autor:
Liuyan Li, Lingyu Wan, Changtai Xia, Qinglin Sai, Devki N. Talwar, Zhe Chuan Feng, Haoyue Liu, Jiang Jiang, Ping Li
Publikováno v:
Materials, Vol 16, Iss 12, p 4269 (2023)
The long-range crystallographic order and anisotropy in β-(AlxGa1−x)2O3 (x = 0.0, 0.06, 0.11, 0.17, 0.26) crystals, prepared by optical floating zone method with different Al composition, is systematically studied by spatial correlation model and
Externí odkaz:
https://doaj.org/article/1845f6fc6dcf4e36bf369b8091e81a61
Autor:
Zihan Su, Lingyu Wan, Fenglai Mo, Jiayu Li, Boxun Liu, Chuangjian Liang, Jinsong Xu, Devki N. Talwar, Hang Li, Huilu Yao
Publikováno v:
Materials, Vol 16, Iss 12, p 4479 (2023)
The annealing effects on Pb0.97La0.03Sc0.45Ta0.45Ti0.1O3 (PLSTT) ceramics prepared by the solid-state reaction method are systemically investigated using experimental and theoretical techniques. Comprehensive studies are performed on the PLSTT sample
Externí odkaz:
https://doaj.org/article/42716dc29e174605a278da6d189b3217