Qing Zhang

ORCID: 0000-0002-2655-4971
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Research Areas
  • Carbon Nanotubes in Composites
  • Graphene research and applications
  • Nanoplatforms for cancer theranostics
  • Mechanical and Optical Resonators
  • Advanced Sensor and Energy Harvesting Materials
  • Nanowire Synthesis and Applications
  • Gas Sensing Nanomaterials and Sensors
  • Ocular Oncology and Treatments
  • Advanced Memory and Neural Computing
  • Analytical Chemistry and Sensors
  • Force Microscopy Techniques and Applications
  • Innovative Energy Harvesting Technologies
  • Anodic Oxide Films and Nanostructures
  • Conducting polymers and applications
  • Silicon Nanostructures and Photoluminescence
  • Fibroblast Growth Factor Research
  • Advanced biosensing and bioanalysis techniques
  • Nanopore and Nanochannel Transport Studies
  • Advanced ceramic materials synthesis
  • Metal Alloys Wear and Properties
  • ZnO doping and properties
  • Fullerene Chemistry and Applications
  • Transition Metal Oxide Nanomaterials
  • Molecular Junctions and Nanostructures
  • Biosensors and Analytical Detection

Shanghai Institute of Materia Medica
2025

Chinese Academy of Sciences
2022-2025

Nanjing University
2024

Nanyang Technological University
2015-2024

Shandong University of Technology
2024

Beijing University of Chinese Medicine
2023-2024

Tongji University
2023

University of Science and Technology Beijing
2022-2023

Xi'an Jiaotong University
2023

Wuhan University of Technology
2023

Anodic TiO2 nanotube arrays prepared by electrochemical anodization were used to fabricate ultraviolet (UV) photodetectors. The devices annealed at 450 °C exhibit the highest UV-sensitive photoconductance due pure anatase phase of TiO2. large surface area and one-dimensional nanostructure nanotubes lead great photosensitivity (more than 4 orders magnitude) fast response with rise time decay 0.5 0.7 s, respectively. High responsivity 13 A/W is found under 1.06 mW/cm2 UV (λ = 312 nm)...

10.1021/jp1011236 article EN The Journal of Physical Chemistry C 2010-06-02

Recently, various second near-infrared window (NIR-II, 1000-1700 nm) fluorophores have been synthesized for in vivo imaging with nonradiation, high resolution, and low autofluorescence. However, most of the NIR-II fluorophores, especially inorganic nanoprobes, are mainly retained reticuloendothelial system (RES) such as liver spleen, leading to long-term safety concerns. Herein, a type lanthanide-based excretable nanoparticle, RENPs@Lips, which can be quickly cleared out body after...

10.1002/advs.201902042 article EN cc-by Advanced Science 2019-10-04

Graphene/Si hole array (SiHA) Schottky junctions show great promise as high-efficiency, cost-effective solar cells. However, their applications are still limited by the severe surface recombination of nano-hole SiHA and inferior device stability arising from volatile oxidant doping. Here, we demonstrate construction high-efficiency graphene/SiHA devices with enhanced performance stability. The micro-hole fabricated photolithography reaction ion etching (RIE) possesses a smooth surface, thus...

10.1039/c3ta13750c article EN Journal of Materials Chemistry A 2013-01-01

Introduction: Responsive drug delivery systems hold great promise for tumor treatment as they focus on therapeutic agents directly, thus minimizing systemic toxicities and leakage. In this study, we covalently bound a matrix metalloproteinases-2 (MMP-2) enzyme-sensitive peptide to tissue-penetrating rationally design MMP-2 responsive multifunctional hydrogel platform (aP/IR@FMKB) cancer photothermal-chemo-immunotherapy. The constructed aP/IR@FMKB with bufalin (BF) loaded in trimethyl...

10.2147/ijn.s432112 article EN cc-by-nc International Journal of Nanomedicine 2024-01-01

10.1016/j.bbrc.2004.10.188 article EN Biochemical and Biophysical Research Communications 2004-11-12

p-Type nanocrystal NiO-based thin-film transistors (TFTs) are fabricated by simply oxidizing thin Ni films at temperatures as low 400 °C. The highest field-effect mobility in a linear region and the current on-off ratio found to be 5.2 cm(2) V(-1) s(-1) 2.2 × 10(3), respectively. X-ray diffraction, transmission electron microscopy electrical performances of TFTs with "top contact" "bottom channels suggest that upper parts clearly oxidized. In contrast, lower contact gate dielectric partially...

10.1039/c3cp50197c article EN Physical Chemistry Chemical Physics 2013-01-01

Influences of ac electric field on the spatial distribution single wall carbon nanotubes (SWCNTs) between two adjacent electrodes have been studied. The SWCNTs are found to be well aligned with direction and number density attached is increased magnitude field. Induced dielectrophoresis force torque analyzed. It suggested that rotate align external almost instantaneously once applied. In contrast, translational motion along gradient takes a much longer time. Our results show it possible...

10.1063/1.2216476 article EN Journal of Applied Physics 2006-07-15

Osseointegration refers to the direct connection between living bone and surface of a load-bearing artificial implant. Porous implants with well-controlled porosity pore size can enhance osseointegration. However, until recently were produced by machining solid core titanium rods. The aim this study was develop multi-rooted dental implant (MRI) connected porous structure facilitate osseointegration.MRIs manufactured selective laser melting (SLM) commercial resorbable blasting media...

10.1186/s12938-016-0207-9 article EN cc-by BioMedical Engineering OnLine 2016-07-21

Glioblastoma is the most fatal and insidious malignancy, due to existence of blood–brain barrier (BBB) high invasiveness tumor cells.

10.1039/d4an00226a article EN The Analyst 2024-01-01

Abstract Nanoelectronic devices are being extensively developed in these years with a large variety of potential applications. In this article, some recent developments nanoelectronic devices, including their principles, structures and applications reviewed. As nanodevices work nanometer dimensions, they consume much less power function faster than conventional microelectronic devices. can operate different principles so that be further grouped into field emission molecular quantum etc....

10.1007/bf03353763 article EN cc-by Nano-Micro Letters 2013-12-30

Abstract A novel single‐walled carbon nanotube (SWNT) based biosensor for real‐time detection of organophosphate has been developed. Horizontally aligned SWNTs are assembled to desirable electrodes using AC dielectrophoresis technique. Organophosphorus hydrolase (OPH) immobilized on the by nonspecific binding triggers enzymatic hydrolysis organophosphates (OPs), such as paraoxon, consequently causing a detectable change in conductance SWNTs. The is found be correlated concentration...

10.1002/elan.200603761 article EN Electroanalysis 2007-02-02

We have fabricated a type of unique single-walled carbon nanotube field-effect transistor, in which the channel length is only 90 nm and aluminum gold are used as its drain source electrodes, respectively. The conductance oscillations caused by single-electron tunneling through asymmetric barriers at contacts observed up to 100 K. Above K, fades away, thermionic emission dominates sufficiently negative gate voltages. At room temperature, device shows diode-like characteristics with maximum...

10.1021/nl071905e article EN Nano Letters 2007-12-11

An efficient technique of fabricating high performance n- and p- type single-walled carbon nanotube (SWNT) network field-effect transistors (NET-FETs) is successfully demonstrated. Complementary inverters, NOR, NAND, OR, AND logic gates have been achieved from integrating these n-type SWNT-NET-FETs. The processing described here fully compatible with conventional silicon microelectronic technologies it readily suitable for scalable integration.

10.1002/smll.201201237 article EN Small 2012-12-03

Abstract Pure metallic single‐walled carbon nanotubes (m‐SWCNTs) are very desirable for many electrode and interconnecting applications. However, the lack of reliable processing techniques to sort m‐SWCNTs from as‐synthesized SWCNT samples is an obstacle these The effects carbene‐based covalent functionalization on electrical properties isolated m‐SWCNT, a semiconducting (s)‐SWCNT, mixture network both m‐ s‐SWCNTs reported. For first time, semiconducting‐to‐metallic transition upon...

10.1002/smll.201002307 article EN Small 2011-04-12

As an energy harvester that converts mechanical power into electrical energy, a triboelectric nanogenerator (TENG) with pair of metallic and insulating electrodes can generate only the displacement current (Idis) in electrodes, whereas chemical potential difference generator (CPG) semiconducting or/and both Idis conduction (Icon). Considering effects motion parameters on Icon is important for harvesting different energies practical scenarios; output characteristics CPGs traditional TENGs...

10.1021/acsenergylett.2c01582 article EN ACS Energy Letters 2022-08-25
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