Xiang Sun

ORCID: 0000-0003-4142-1568
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About
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Research Areas
  • 2D Materials and Applications
  • Graphene research and applications
  • Radiopharmaceutical Chemistry and Applications
  • MXene and MAX Phase Materials
  • Nanoplatforms for cancer theranostics
  • Diamond and Carbon-based Materials Research
  • Spectroscopy and Quantum Chemical Studies
  • Synthesis and Catalytic Reactions
  • Neuropeptides and Animal Physiology
  • Advanced Photocatalysis Techniques
  • Medical Imaging Techniques and Applications
  • Metal and Thin Film Mechanics
  • Electronic and Structural Properties of Oxides
  • Semiconductor materials and devices
  • Boron and Carbon Nanomaterials Research
  • Catalytic Processes in Materials Science
  • X-ray Diffraction in Crystallography
  • Crystallization and Solubility Studies
  • Micro and Nano Robotics
  • GaN-based semiconductor devices and materials
  • Catalytic C–H Functionalization Methods
  • Cancer-related molecular mechanisms research
  • Chemical Synthesis and Analysis
  • Photoacoustic and Ultrasonic Imaging
  • Medical Imaging and Pathology Studies

Illinois Institute of Technology
2009-2025

Harbin Medical University
2025

Southern Medical University
2025

Wuhan University
2019-2024

Xiamen University
2020-2024

Beihang University
2022-2024

Guangzhou Medical University
2022-2024

Guangxi University
2024

South China University of Technology
2021-2024

Jiangsu Provincial Center for Disease Control and Prevention
2024

Large-area freestanding graphene papers (GPs) are fabricated by electrospray deposition integrated with a continuous roll-to-roll process. Upon mechanical compaction and thermal annealing, GPs can achieve conductivity of as high 1238.3–1434 W m−1 K−1. The super-thermally conductive display an outstanding heat-spread ability more efficient in removing hot spots than Cu Al foils. As service to our authors readers, this journal provides supporting information supplied the authors. Such...

10.1002/adma.201400951 article EN Advanced Materials 2014-05-11

Abstract Flexible graphene paper (GP) pillared by carbon black (CB) nanoparticles using a simple vacuum filtration method is developed as high‐performance electrode material for supercapacitors. Through the introduction of CB spacers, self‐restacking sheets during process mitigated to great extent. The GP‐based supercapacitors exhibit excellent electrochemical performances and cyclic stabilities compared with GP without addition nanoparticles. At scan rate 10 mV s −1 , specific capacitance...

10.1002/smll.201101719 article EN Small 2011-12-08

Aggregation-induced emission (AIE) is a beneficial strategy for generating highly effective solid-state molecular luminescence without suffering losses in quantum yield. However, the majority of reported AIE-active molecules exhibit only strong fluorescence, which not ideal electrical excitation organic light-emitting diodes (OLEDs). By introducing various substituent groups onto biscarbazole compound, series materials with aggregation-induced phosphorescence (AIP) designed, exhibits two...

10.1002/adma.201904273 article EN Advanced Materials 2019-11-06

In this work, the structural, electronic and optical properties of novel atomically thin systems based on germanene antimonene nanocomposites have been investigated by means density functional theory.

10.1039/c6tc01141a article EN Journal of Materials Chemistry C 2016-01-01

We report a new nano-geometry based on porous nickel oxide nano-sheets for high performance pseudo-capacitance materials. The nanosheets were fabricated by synthesizing Ni(OH)2 sheets surfactant-templated wet chemistry followed the decomposition of hydroxides to oxides upon thermal treatment. display tunable specific capacitance varying from 641 1025 F/g at charge–discharge current density 3 A g−1, and 326 445 15 A/g. By optimizing annealing conditions (e.g., 300 °C h), electrochemical can...

10.1039/c1jm12734a article EN Journal of Materials Chemistry 2011-01-01

The structural, electronic and optical properties of the graphene hybrid with stanene, tin counterpart graphene, are investigated by means density functional calculation observation band gap opening enhanced visible light response. lattice mismatch between stanene is taken into consideration several stacking methods for model construction proposed to study possible effects. Dirac feature can be observed in this bilayer system relatively stronger interlayer interaction than weak van der Waals...

10.1039/c6cp02424f article EN Physical Chemistry Chemical Physics 2016-01-01

The adsorption behaviors of sulfur dioxide (SO <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">2</sub> ) gas molecule over pristine, boron-, silicon-, sulfur-, and nitrogen-doped phosphorenes are theoretically studied using first-principles approach based on density-functional theory. energy (E xmlns:xlink="http://www.w3.org/1999/xlink">a</sub> ), distance (d), Mulliken charge (Q) SO molecules adsorbed the different calculated. simulation...

10.1109/led.2016.2543243 article EN IEEE Electron Device Letters 2016-03-18

By means of comprehensive first-principles calculations, we investigate the stability, electronic and optical properties an AlAs/germanene heterostructure.

10.1039/c6tc02951e article EN Journal of Materials Chemistry C 2016-01-01

Development of nanoelectronics requires two-dimensional (2D) systems with both direct-bandgap and tunable electronic properties as they act in response to the external electric field (<italic>E</italic>-field).

10.1039/c6cp01083k article EN Physical Chemistry Chemical Physics 2016-01-01

Doping perovskite oxide with different cations is used to improve its electro-catalytic performance for various energy and environment devices. In this work, an activated lattice oxygen activity in Pr0.4 Sr0.6 Cox Fe0.9-x Nb0.1 O3-δ (PSCxFN, x = 0, 0.2, 0.7) thin film model system by B-site cation doping reported. As Co level increases, PSCxFN films exhibit higher concentration of vacancies ( Vo•• ) as revealed X-ray diffraction synchrotron-based photoelectron spectroscopy. Density...

10.1002/advs.202102713 article EN Advanced Science 2021-10-18

Simultaneous spatio-temporal description of tumor microvasculature, blood-brain barrier, and immune activity is pivotal to understanding the evolution mechanisms highly aggressive glioblastoma, one most common primary brain tumors in adults. However, existing intravital imaging modalities are still difficult achieve it step. Here, we present a dual-scale multi-wavelength photoacoustic approach cooperative with/without unique optical dyes overcome this dilemma. Label-free depicted multiple...

10.1016/j.pacs.2023.100462 article EN cc-by-nc-nd Photoacoustics 2023-02-13

Engineered asymmetric heterogeneous ion-selective membranes have become a focal point for their improved efficiency in harnessing osmotic energy from ionic solutions with varying salinity. However, achieving both conversion and excellent chemical stability necessitates effectively mitigating the formation of detrimental interface cracks between two different layers. We develop charge-gradient sulfonated poly(ether ether ketone) (SPEEK) membrane (CG-SPEEK) on large-scale using straightforward...

10.1021/acsnano.3c11944 article EN ACS Nano 2024-02-21

β-Ga2O3 is an ultrawide-band gap semiconductor with excellent potential for high-power and ultraviolet optoelectronic device applications. Low thermal conductivity one of the major obstacles to enable full performance β-Ga2O3-based devices. A promising solution this problem integrate a diamond heat sink. However, properties β-Ga2O3/diamond heterostructures after interfacial bonding have not been studied extensively, which are influenced by crystal orientations atoms interfaces. In work,...

10.1021/acsami.3c19588 article EN ACS Applied Materials & Interfaces 2024-06-04

Ultrathin gold island films on transparent substrates display a characteristic surface plasmon (SP) absorption band in which the peak position and full width at half-maximum (fwhm) are highly sensitive to film morphology. In present study, we investigated temperature dependence of morphological evolution corresponding unique resonance (SPR) properties variation ultrathin (5 nm nominal thickness) upon rapid thermal annealing for 180 s different temperatures ranging from 100 700 °C. The...

10.1021/jp300260h article EN The Journal of Physical Chemistry C 2012-03-24

Ferromagnetic character and biocompatible properties have become key factors for developing next-generation spintronic devices show potential in biomedical applications. Unfortunately, the Mn-containing monolayer is not though it has been extensively studied, Cr-containing environmental friendly, although these monolayers are ferromagnetic. Herein, we systematically investigated new types of 2D ferromagnetic Nb3X8 (X = Cl, Br or I) by means first principles calculations together with mean...

10.1039/c6nr07231c article EN Nanoscale 2016-12-26

In this letter, the structural, electronic, and optical properties of blue phosphorene (BP) graphene-like aluminum nitride (AlN) nanocomposite are investigated by first-principles method. Despite indirect bandgap nature BP AlN monolayers, AlN/BP heterostructure exhibits a direct characteristic in most stable pattern. Moreover, we also find that optically active states maximum valence minimum conduction bands localized on opposite leading to electrons holes spontaneously separated (type-II...

10.1109/led.2016.2633487 article EN IEEE Electron Device Letters 2016-12-01

Miniaturization of synthetic micro/nanomotors (MNMs) brings great application prospects but limits their functionalization ability. Here, we report self-fueled metal organic framework (MOF) micromotors that are endowed with capabilities self-propulsion and antibacterial therapy by material's intrinsic properties. The spontaneous degradation the MOF in water would release own constituting components ions which act as fuels to propel themselves ionic diffusionphoresis a high energy conversion...

10.1021/acsnano.2c05295 article EN ACS Nano 2022-08-26
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