Kun Zhang

ORCID: 0000-0003-0689-4132
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Research Areas
  • Nonlinear Photonic Systems
  • Nonlinear Optical Materials Studies
  • Luminescence and Fluorescent Materials
  • Quantum Information and Cryptography
  • Molecular Sensors and Ion Detection
  • Quantum Dots Synthesis And Properties
  • ZnO doping and properties
  • Plasmonic and Surface Plasmon Research
  • Metal-Organic Frameworks: Synthesis and Applications
  • Copper-based nanomaterials and applications
  • Chalcogenide Semiconductor Thin Films
  • Quantum Mechanics and Applications
  • Strong Light-Matter Interactions
  • Electronic and Structural Properties of Oxides
  • Quantum optics and atomic interactions
  • Graphene research and applications
  • Laser-Ablation Synthesis of Nanoparticles
  • Organic Light-Emitting Diodes Research
  • Covalent Organic Framework Applications
  • Perovskite Materials and Applications
  • Molecular Junctions and Nanostructures
  • Nonlinear Optical Materials Research
  • Force Microscopy Techniques and Applications
  • 2D Materials and Applications
  • Cold Atom Physics and Bose-Einstein Condensates

Zhejiang Normal University
2017-2025

Applied Precision (Slovakia)
2025

Luoyang Normal University
2022-2024

China Three Gorges University
2022-2024

Institute of Mechanics
2022

Chinese Academy of Sciences
2022

East China Normal University
2022

University of Science and Technology of China
2005-2022

University of Chinese Academy of Sciences
2022

Advanced Laser Technology (United Kingdom)
2022

Chirality inversion modulation is of great importance in the preparation chiroptical materials. The rational use stoichiometry mixed ligands chiral metal–organic frameworks (MOFs) to induce enantiomeric space groups a crucial topic structural chemistry. However, no remarkable results have been reported yet. In this work, we synthesized MOFs through assembly camphoric acid (d/l-cam) and achiral tetradentate ligands. Interestingly, visible single-crystal structures confirmed that chirality can...

10.1021/acsmaterialslett.4c00619 article EN ACS Materials Letters 2024-05-24

A smart and multifunctional paper-based SERS sensing card is generated through patterning self-assembled interfacial arrays of gold nanoparticles (AuNPs) on the tip an arrow-shaped paper strip. It found that closely packed monolayer AuNPs evenly distributed surface, resulting in a multitude hot spots over detection zone. The card, with its inherent ability to separate preconcentrate analytes by capillary force polarity difference between sample components, was exploited successfully as...

10.1021/acsami.5b04534 article EN ACS Applied Materials & Interfaces 2015-07-17

Assessment of Racial/Ethnic and Income Disparities in the Prescription Controlled Medications California

10.1001/jamainternmed.2018.6989 article EN JAMA Internal Medicine 2019-02-11

Ferrimagnetic half-metal is more promising in spintronic devices than its ferromagnetic counterpart due to lower stray fields and favorable robustness of magnetism. In comparison the three-dimensional counterpart, realization on two-dimensional ferrimagnetic remains blank up date. Here, based first-principles calculations Monte Carlo simulations, we predict a half-metallicity MXene Mo3N2F2 with Curie temperature 237 K considerable magnetic anisotropy energy. The coupling mainly from...

10.1063/1.4993869 article EN Applied Physics Letters 2017-11-13

Achieving circularly polarized luminescence (CPL) with room-temperature phosphorescence (RTP) is a significant but challenging issue. Here, simple method for preparing phosphorescent (CPP) materials adopted through the chiral coordination assembly. One enantiomeric pair of polymers (DCF-13 and LCF-13) synthesized by introducing linker. DCF-13 LCF-13 RTP lifetimes 132.45 137.36 ms can emit CPP glum values −5.0 × 10–3 +5.0 at 450 nm. This work provides perspective constructing materials.

10.1021/acs.cgd.4c00452 article EN Crystal Growth & Design 2024-05-24

Attracting and recruiting health workers to work in rural areas is still a great challenge China. The rural-oriented tuition-waived medical education (RTME) programme has been initiated implemented China since 2010. This study aimed examine the attitudes of students (RTMSs) Shaanxi towards working related influencing factors. A cross-sectional survey was conducted 2015 among 232 RTMSs two universities from first group enrolled RTME Shaanxi. Descriptive analytical statistics were used for...

10.1186/s12909-018-1209-z article EN cc-by BMC Medical Education 2018-05-02

Two Cd-based supramolecular coordination polymers, [Cd3(CzIP)3(DMF)2] (1) and [Cd2(CzIP)2(DMF)4] (2), were synthesized by using 5-(carbazol-9-yl) isophthalate (CzIP) as ligands. These two compounds exhibit multiple luminescence emissions; apart from fluorescence, time- temperature-dependent ultralong phosphorescence (RTP) also achieved under room conditions. Significantly, compound 1 has a long-lived afterglow of 0.93 s at 545 nm ambient Compound 2 shows nearly pure white-light emission with...

10.1021/acs.inorgchem.1c03461 article EN Inorganic Chemistry 2022-01-07

High-density, well aligned, -oriented wurtzite ZnO nanorod arrays with significantly different tip shapes were controllably fabricated by evaporating zinc powders at temperatures varying from 450 to 600 °C. It is found that the shape depends not only on substrate but also direction relative auxiliary gas flow, and radius of curvature these tips can be less than 2 nm. These nanorods exhibit good rectification characteristics in conductive atomic force microscopy (CAFM) measurements; current...

10.1088/0957-4484/16/8/012 article EN Nanotechnology 2005-05-12

The diffusion model has lately been shown to achieve remarkable performances through its ability of generating high quality images. However, current studies consider only learning from a single data distribution, resulting in catastrophic forgetting when attempting learn new data. In this paper, we explore more realistic scenario where training is continuously acquired. We propose the Dynamic Expansion Diffusion Model (DEDM) for addressing and distribution shifts under Online Task-Free...

10.1609/aaai.v39i21.34363 article EN Proceedings of the AAAI Conference on Artificial Intelligence 2025-04-11

Monolayer MoS2 is synthesized on hexagonal boron nitride (h-BN) flakes with a simple, high-yield method. h-BN exhibits improved optical quality. Combining the theoretical and experimental analysis, it concluded that enhanced photoluminescence Raman intensities of monolayer probably originate from relatively weak doping effect substrate rather than interference effect. As service to our authors readers, this journal provides supporting information supplied by authors. Such materials are peer...

10.1002/smll.201502141 article EN Small 2015-11-25

The mechanical and combustion properties of metal-nested composite hybrid rocket fuel grains composed spiral aluminium (Al) frameworks fabricated using three-dimensional (3D) printing with an embedded paraffin-based were investigated. the resulting evaluated by compression tests. In addition, characteristics Al examined in a lab-scale engine gaseous oxygen as oxidizer at initial mass flow rate 17.9 g/s. Pure (PP) acrylonitrile–butadiene-styrene (ABS) also tested baseline fuels for...

10.1080/17452759.2022.2035934 article EN cc-by-nc-nd Virtual and Physical Prototyping 2022-02-18

Two 46-membered [2 + 2] Schiff-base macrocyclic dinuclear Zn(II) complexes (1a and 1b) were investigated deeply by the postmodification strategy, two types of supramolecular processes (ring-contraction self-assembly) have been achieved after addition specific anions as stimulus for equilibrium complexes. Namely, in presence linear three-atom SCN(-), 1a was degraded into 23-membered [1 1] simultaneously (mononuclear complex 2 3). In contrast, 1b only transformed mononuclear 5. More...

10.1021/acs.inorgchem.5b01451 article EN Inorganic Chemistry 2015-12-18

10.1016/j.nimb.2009.05.028 article EN Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms 2009-05-28

Deliquescence and efflorescence are the two most important physicochemical processes of aerosol particles. In deliquescence cycles particles, many fundamental problems need to be investigated in detail on molecular level, including ion molecule interactions supersaturated aerosols, metastable solid phases that may formed, microscopic structures mechanisms This paper presents a summary progress made recent investigations particles by four common spectral techniques, which known as...

10.1088/1674-0068/21/01/1-11 article EN Chinese Journal of Chemical Physics 2008-02-01
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