Han Zheng

ORCID: 0009-0008-0286-7333
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About
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Research Areas
  • Electrocatalysts for Energy Conversion
  • Advanced Photocatalysis Techniques
  • Advanced battery technologies research
  • Chalcogenide Semiconductor Thin Films
  • Electrochemical Analysis and Applications
  • Ammonia Synthesis and Nitrogen Reduction
  • Nanomaterials for catalytic reactions
  • Industrial Gas Emission Control
  • Catalysis and Hydrodesulfurization Studies
  • Quantum Dots Synthesis And Properties
  • Catalytic Processes in Materials Science
  • Electrochemical sensors and biosensors
  • Quantum and electron transport phenomena
  • Copper-based nanomaterials and applications
  • Quantum Computing Algorithms and Architecture
  • Fuel Cells and Related Materials
  • Advanced Nanomaterials in Catalysis
  • Quantum Information and Cryptography

Fuzhou University
2022-2024

University of Basel
2024

Gatemon qubits are the electrically tunable cousins of superconducting transmon qubits. In this work, we demonstrate full coherent control a gatemon qubit based on hole carriers in Ge/Si core/shell nanowire, with longest coherence times group IV material gatemons to date. The key these results is high-quality Josephson junction obtained using straightforward and reproducible annealing technique. We that transport through narrow dominated by only two quantum channels, transparencies up unity....

10.1021/acs.nanolett.4c00770 article EN cc-by Nano Letters 2024-06-07

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10.2139/ssrn.4797049 preprint EN 2024-01-01

The designing of efficient and stable electrocatalysts for the hydrogen evolution reaction (HER) oxygen (OER) is vital boosting efficiency overall water splitting. Here, we reported an original design synthesis quaternary non-noble metal-based hierarchical core-shell structural nanorods (Ni2P/NiMoO4@CoP/FeP2) by hydrothermal reaction, in-situ coating phosphating processes. unique structure increased number active sites, which provided favorable conditions electrochemical catalytic reactions,...

10.2139/ssrn.4255548 article EN SSRN Electronic Journal 2022-01-01

Green energy such as hydrogen has broad development prospects in promoting the adjustment of structure due to its advantages cleanliness and efficiency. Hydrogen evolution reaction (HER) for water splitting can be used a simple effective avenue production. Platinum (Pt), noble metal, shown excellent catalytic performance conventional cathode catalyst HER, but high price severely hindered commercial application. Herein, hollow nanorod array based Pt-free self-supporting electrode with unique...

10.2139/ssrn.4610365 preprint EN 2023-01-01

At present, the exploration of renewable energy is a huge challenge, and water electrolysis regarded as promising method for producing hydrogen. However, hydrogen evolution reaction (HER) has been hampered due to expensive Pt-based catalysts. Herein, Fe2P-doped NiCoPx nanospheres with yolk-shelled structure were successfully synthesized according facile approach doping transition metal elements phosphating on template Ni-Co nanospheres, successively. All samples tested HER catalysts at...

10.2139/ssrn.4622140 preprint EN 2023-01-01

Green energy such as hydrogen has broad development prospects in promoting the adjustment of structure due to its advantages cleanliness and efficiency. Hydrogen evolution reaction (HER) for water splitting can be used a simple effective avenue production. Platinum (Pt), noble metal, shown excellent catalytic performance conventional cathode catalyst HER, but high price severely hindered commercial application. Herein, hollow nanorod array based Pt-free self-supporting electrode with unique...

10.2139/ssrn.4635656 preprint EN 2023-01-01

The yolk-shell structure electrocatalysts formed by polymetallic sulfides hold great promise in a variety of energy conversion/storage fields. Herein, the nitrogen/sulfur codoped porous carbon encapsulated Co3S4@NiS/Cu2S nanopolyhedrons (NSC-Co3S4@NiS/Cu2S) with hierarchical structures were successfully designed and synthesized facile one-step high-temperature degradation zeolite imidazolate framework-67 (ZIF-67) wrapped metal-doped trithiocyanuric acid (TCA-M). Trithiocyanuric played dual...

10.2139/ssrn.4180198 article EN SSRN Electronic Journal 2022-01-01

The designing of efficient and stable electrocatalysts for the hydrogen evolution reaction (HER) oxygen (OER) is vital boosting efficiency overall water splitting. Here, we reported an original design synthesis quaternary non-noble metal-based hierarchical core-shell structural nanorods (Ni2P/NiMoO4@CoP/FeP2) by hydrothermal reaction, in-situ coating phosphating processes. unique structure increased number active sites, which provided favorable conditions electrochemical catalytic reactions,...

10.2139/ssrn.4280757 article EN SSRN Electronic Journal 2022-01-01
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