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Kelvin H L Zhang

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Articles 39
Citations 164
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Recent Articles
11.
Yang Z, Xu X, Zhang K, Yang Y
J Phys Chem Lett . 2023 May; 14(19):4419-4425. PMID: 37140962
Here, we investigate the photoconductivity of gallium oxide thin films at different temperatures using time-resolved terahertz spectroscopy. The photogenerated electrons in the conduction band show a monoexponential decay, implying a...
12.
Li H, Wan Q, Du C, Zhao J, Li F, Zhang Y, et al.
Nat Commun . 2022 Oct; 13(1):6072. PMID: 36241626
Hydrogen peroxide (HO) has the wide range of applications in industry and living life. However, the development of the efficient heterogeneous catalyst in the direct HO synthesis (DHS) from H...
13.
Zhang J, Shi J, Chen Y, Zhang K, Yang Y
J Phys Chem Lett . 2022 Oct; 13(42):9815-9821. PMID: 36228113
Bismuth vanadate (BiVO) is a promising photoanode material for solar-driven water splitting, and knowledge of the photocarrier dynamics in BiVO could offer guidance to propel the development of the photoanode...
14.
Yang Z, Zhang J, Ding X, Sheng Z, Zhang K, Chen L, et al.
J Chem Phys . 2022 Oct; 157(13):134710. PMID: 36209025
The photocarrier recombination in van der Waals layers may determine the device performance based on these materials. Here, we investigated the photocarrier dynamics in a multilayer indium selenide nanofilm using...
15.
Liu H, Luo G, Cheng H, Yang Z, Xie Z, Zhang K, et al.
J Phys Chem Lett . 2022 Jun; 13(22):4988-4994. PMID: 35648596
The antimony chalcogenide crystals are composed of quasi-one-dimensional [SbX] ribbons, which lead to strong anisotropic optical and electronic properties. An attempt to exploit photoconductivity anisotropy in the device fabrication may...
16.
Qin T, You E, Zhang J, Wang H, Zhang K, Mao B, et al.
Nano Lett . 2022 Mar; 22(7):2755-2761. PMID: 35315673
Oxide heterointerfaces with high carrier density can interact strongly with the lattice phonons, generating considerable plasmon-phonon coupling and thereby perturbing the fascinating optical and electronic properties, such as two-dimensional electron...
17.
Shi J, Rubinstein E, Li W, Zhang J, Yang Y, Lee T, et al.
Adv Sci (Weinh) . 2022 Jan; 9(6):e2104141. PMID: 34997681
Oxide semiconductors are key materials in many technologies from flat-panel displays,solar cells to transparent electronics. However, many potential applications are hindered by the lack of high mobility p-type oxide semiconductors...
18.
Zhang Y, Zhang C, Huang X, Yang Z, Zhang K, Yang Y
J Phys Chem Lett . 2021 Dec; 12(50):12033-12039. PMID: 34904836
The self-trapping of a free carrier in transition-metal oxides can lead to a small polaron, which is responsible for the inadequate performance of the oxide-based optoelectronic applications. Thus, fundamental understanding...
19.
Wang Y, Huang C, Chen K, Zhao Y, He J, Xi S, et al.
ACS Appl Mater Interfaces . 2021 Dec; 13(49):58566-58575. PMID: 34852196
Perovskite oxides have emerged as promising candidates for the oxygen evolution reaction (OER) electrocatalyst due to their flexible lattice structure, tunable electronic structure, superior stability, and cost-effectiveness. Recent research studies...
20.
Guo H, Huang J, Zhou H, Zuo F, Jiang Y, Zhang K, et al.
ACS Appl Mater Interfaces . 2021 May; 13(21):24887-24895. PMID: 34002602
Low-cost transition-metal oxide is regarded as a promising electrocatalyst family for an oxygen evolution reaction (OER). The classic design principle for an oxide electrocatalyst believes that point defect engineering, such...