Xiao Qing Yan

ORCID: 0000-0003-3882-5545
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About
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Research Areas
  • Molecular Sensors and Ion Detection
  • Analytical chemistry methods development
  • Crystallization and Solubility Studies
  • Crystallography and molecular interactions
  • Mass Spectrometry Techniques and Applications
  • Per- and polyfluoroalkyl substances research
  • Carbon and Quantum Dots Applications
  • X-ray Diffraction in Crystallography
  • Luminescence and Fluorescent Materials
  • Heat transfer and supercritical fluids
  • Chemical Synthesis and Characterization
  • Animal Vocal Communication and Behavior
  • Perovskite Materials and Applications
  • Marine animal studies overview
  • Minerals Flotation and Separation Techniques
  • Fluid Dynamics and Mixing
  • Anodic Oxide Films and Nanostructures
  • Advanced Chemical Sensor Technologies
  • Quantum Dots Synthesis And Properties
  • Nuclear Physics and Applications
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Water Quality Monitoring and Analysis
  • Spacecraft and Cryogenic Technologies
  • Translation Studies and Practices
  • Analytical Chemistry and Chromatography

Shanxi Medical University
2021-2024

Chengdu Research Base of Giant Panda Breeding
2019

Shanghai Entry-Exit Inspection and Quarantine Bureau
2015

Total (France)
2015

Beijing Normal University
2005-2014

Nanjing Library
2014

China Pharmaceutical University
2014

Shanxi University
2009

1,4-diiodotetrafluorobenzene (1,4-DITFB) is an excellent halogen bonding donor and used to assemble organic phosphorescent co-crystal with carbazole in which 1,4-DITFB expected act as a functional synthon, the cement link molecules by heavy atom perturber enhance phosphorescence of emitter spin–orbital coupling. The XRD reveals that stoichiometry (2 : 1) between occurs. An infinite chain constructed C–I⋯π π⋯π stacking edge two significant maintaining stability 1D chain. inter-chain includes...

10.1039/c2jm16257a article EN Journal of Materials Chemistry 2012-01-01

On the basis of varying amplitude and patterns (19)F NMR chemical shift C6F5X (X = F, Cl, Br, I) in presence chloride anions, bonding models C6F5X·Cl(-) complexes were tentatively established, relevant binding constants obtained. Interaction also simulated using computational chemistry. The theoretical computations found to be highly consistent with results experiments. show that C6F5Br/C6F5I Cl(-) prone forming C-I/Br···Cl(-) σ-hole signal shifting higher fields, interaction strength...

10.1021/jp4097869 article EN The Journal of Physical Chemistry B 2014-01-09

Room temperature phosphorescence of carbon dots readily engineered by ferric ions in aqueous solution was developed for a novel “off-to-on” approach cost-effective estimation ATP level human blood plasma.

10.1039/c4ra02592j article EN RSC Advances 2014-01-01

Abstract The water‐soluble luminescent CdSe quantum dots were prepared by ligand exchange with triethanolamine (TEA). Oxygen can reversibly enhance the fluorescence of synthesized (TEA‐CdSe‐QDs) in aqueous solution. Nitric oxide radical (NO) react easily dissolved oxygen water and was found to have a significant quenching effect on TEA‐CdSe‐QDs. responses concentration‐dependent be well described typical Stern–Volmer equation. A good linear relationship ( R 2 = 0.9963) observed over range...

10.1002/bio.1109 article EN Luminescence 2009-03-17

Abstract For translocated animals, behavioral competence may be key to post-release survival. However, monitoring behavior is typically limited tracking movements or inferring at a gross scale via collar-mounted sensors. Animal-bourne acoustic provide unique opportunity monitor finer scale. The giant panda an elusive species of Ursid that vulnerable extinction. Translocation important aspect the species’ recovery, and survival recruitment for pandas likely hinge on competence. Here we tested...

10.1038/s41598-019-41455-z article EN cc-by Scientific Reports 2019-03-26

In this work, the perfluorobenzene-bonded silica sorbent was tested to adsorb polycyclic aromatic hydrocarbons in hexane. comparison experiments, sorbent's performance better than octadecyl and phenyl-bonded sorbents, which indicated that π-hole···π bonds between perfluorobenzene were stronger π···π interactions hydrophobic Then applied solid-phase extraction of 15 from hexane extracts soil samples directly without solvent replacement, simplified pretreatment process. And results showed...

10.1002/jssc.202300055 article EN Journal of Separation Science 2023-04-28

A new fluorescent probe, 4-N,N-di(2-hydroxyethyl)imino-7-nitrobenzo-2-oxa-1,3-diazole (HINBD) was synthesized in a single step with reasonably good yield. The water-soluble HINBD emits strongly the visible region (λex = 479 nm, λem 545 nm) and is stable over wide range of pH values. It found that vitamin B12 (VB12 ) had ability to quench fluorescence HINBD, quenched intensity proportional concentration VB12 . method for determination based on quenching thus established. Interference effects...

10.1002/bio.2588 article EN Luminescence 2013-10-11

It is proposed that molecular iodine as a donor could form halogen bonding complexes with amantadine (AMD) and hydrochloride (AMD-HCl) in chloroform the resultant charge transfer bands (CT band) would be located at 259 253 nm, respectively. The interaction was explored by UV absorption, Raman X-ray crystallography, new model named N+⋯Nlep bond crystal observed. were utilized development of simple accurate spectrophotometry for analysis AMD/AMD-HCl. Compared traditional method based on...

10.2116/analsci.30.365 article EN Analytical Sciences 2014-03-01

The fluorescence enhancement effect of Rh6G molecules deposited on the silver film substrate decorated with nanohole arrays was investigated in this paper. prepared substrate, arrays, fabricated deposition films onto anodic aluminum oxide templates through magnetron sputtering method. Compared conventional continuous shows better enhanced effect. Particularly, factor has a relationship size and period arrays. experimental observations were analyzed local surface plasmon resonance model....

10.1166/jnn.2014.8041 article EN Journal of Nanoscience and Nanotechnology 2014-02-15
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