Kai Tian

ORCID: 0000-0003-0268-244X
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About
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Research Areas
  • 2D Materials and Applications
  • MXene and MAX Phase Materials
  • Gyrotron and Vacuum Electronics Research
  • Particle accelerators and beam dynamics
  • Advanced Chemical Physics Studies
  • Electronic and Structural Properties of Oxides
  • Microwave Engineering and Waveguides
  • Graphene research and applications
  • Advanced X-ray Imaging Techniques
  • Chemical and Physical Properties of Materials
  • X-ray Spectroscopy and Fluorescence Analysis
  • Electromagnetic Simulation and Numerical Methods
  • Diamond and Carbon-based Materials Research
  • Perovskite Materials and Applications
  • Advanced Photocatalysis Techniques
  • Catalytic Processes in Materials Science

Henan University of Science and Technology
2023

SLAC National Accelerator Laboratory
2023

Thomas Jefferson National Accelerator Facility
2010

We present a dedicated end-station for solution phase high repetition rate (MHz) picosecond hard x-ray spectroscopy at beamline 15-2 of the Stanford Synchrotron Radiation Lightsource. A high-power ultrafast ytterbium-doped fiber laser is used to photoexcite samples 640 kHz, while data acquisition operates 1.28 MHz storage ring recording in an alternating on-off mode. The time-resolved measurements are enabled via gating detectors with 20 mA/70 ps camshaft bunch SPEAR3, mode available during...

10.1063/4.0000207 article EN cc-by Structural Dynamics 2023-09-01

The adsorption sensitivity of perfect, vacancy-defected and transition-metal (TM) doped Hf2CO2 towards H2S molecule was investigated using density functional theory (DFT). weakly adsorbed on the perfect substrate, appearance O-vacancy improved activity Hf2CO2. introducing TM-dopant (Ti, Cr Ni) enhanced stability molecule, which also enriched magnetic properties In addition, states diagrams indicated that improvement attributed to hybridisation between TM-d orbital molecule. findings can...

10.1080/00268976.2023.2188975 article EN Molecular Physics 2023-03-04

The ternary chalcogenide MnPSe3 monolayer recently gets a lot of attention because its two nonequivalent energy valleys. existence spin–orbit coupling (SOC) effect can cause the valley splitting around 24 meV. However, spin degeneracy is still kept in owing to antiferromagnetic between Mn2+ ions. interlayer van der Waals (vdW) heterostructures break symmetry and induce splitting. Here, we simulate MnPSe3/GeC vdW heterostructure investigate effects stacking on both excitation mode excitons...

10.1016/j.rinp.2023.106455 article EN cc-by-nc-nd Results in Physics 2023-04-15

The VORPAL finite-difference time-domain particle-in-cell simulation tool has traditionally been used for accelerator, electromagnetic, and plasma simulations. Approximately two years ago, a generalized PDE (partial differential equation) capability was added to the software, we are now developing this provide multi-physics simulations capability. Our project focus is on integrated thermal & electromagnetic superconducting RF accelerators. But interested in broadening scope of applications...

10.1109/ivelec.2010.5503449 article EN 2010-05-01

Summary form only given. The VORPAL finite-difference time-domain particle-in-cell simulation tool has traditionally been used for accelerator, electromagnetic, and plasma simulations. Approximately two years ago, a generalized PDE (partial differential equation) capability was added to the software, we are now developing this provide multi-physics simulations capability. Our project focus is on integrated thermal & electromagnetic superconducting RF accelerators. But interested in...

10.1109/plasma.2010.5533963 article EN 2010-06-01
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