Xu Zhang

ORCID: 0000-0001-8867-0436
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Research Areas
  • Collagen: Extraction and Characterization
  • Protein Hydrolysis and Bioactive Peptides
  • Microwave Engineering and Waveguides
  • Enzyme Production and Characterization
  • Stochastic processes and financial applications
  • Advanced Antenna and Metasurface Technologies
  • Perovskite Materials and Applications
  • Marine Biology and Environmental Chemistry
  • Advanced Mathematical Modeling in Engineering
  • Advanced Photonic Communication Systems
  • Bone Tissue Engineering Materials
  • Optical Network Technologies
  • Electrospun Nanofibers in Biomedical Applications
  • Biochemical Analysis and Sensing Techniques
  • Conducting polymers and applications
  • Stability and Controllability of Differential Equations
  • Insect Utilization and Effects
  • Orthodontics and Dentofacial Orthopedics
  • Photonic and Optical Devices
  • Direction-of-Arrival Estimation Techniques
  • Antenna Design and Analysis
  • Dyeing and Modifying Textile Fibers
  • CRISPR and Genetic Engineering
  • Wound Healing and Treatments
  • Axial and Atropisomeric Chirality Synthesis

Sichuan University
2013-2025

Shaoyang University
2022-2025

Zhejiang University
2024-2025

Westlake University
2024-2025

Harbin Engineering University
2024

Chongqing University
2024

State Key Laboratory of Oral Diseases
2020-2023

West China Hospital of Sichuan University
2023

Fuzhou University
2023

Shenyang University of Technology
2023

Dopants are utilized to enhance the mobility and optimize energy levels of hole-transporting layers in perovskite solar cells (PSCs), which crucial achieving high power conversion efficiencies (PCEs) normal PSCs. However, traditional method doping 2,2′,7,7′-tetrakis(N,N-di(4-methoxyphenyl)amino)-9,9-spirobifluorene (Spiro-OMeTAD) with lithium bis(trifluoromethylsulfonyl)imide (Li-TFSI) can cause inward migration Li-ions perovskite, is one main factors affecting long-term stability In this...

10.1021/acsenergylett.4c00049 article EN ACS Energy Letters 2024-02-20

Endogenous peptides in Baijiu have primarily focused on finished liquor research, with limited attention given to the base prior blending. Liquid chromatography–tandem mass spectrometry (LC-MS) was employed identify endogenous distillates from first seventh rounds of soy sauce-flavored Baijiu. Two hundred and five oligopeptides were identified these distillates, all which had molecular weights below 1000 Da composed amino acid residues associated flavor (sweet, sour, bitter) biological...

10.3390/foods14020287 article EN cc-by Foods 2025-01-16

Abstract The direct C−H functionalization of 1,2‐benzazaborines, especially asymmetric version, remains a great challenge. Here we report palladium‐catalyzed enantioselective olefination and allylation reactions 1,2‐benzazaborines. This approach is kinetic resolution (KR), providing various C−B axially chiral 2‐aryl‐1,2‐benzazaborines 3‐substituted in generally high yields with excellent enantioselectivities (selectivity (S) factor up to 354). synthetic potential this reaction showcased by...

10.1002/anie.202313388 article EN Angewandte Chemie International Edition 2023-10-16

Because of the serious adulteration goat milk, rapid on-site detection milk powder is needed. In this study, CRISPR/Cas12a system combined with recombinase polymerase amplification (RPA) was employed to qualitatively detect cattle-derived components. Specific primers and crRNA were designed screened. After optimization RPA Cas system, RPA-CRISPR/Cas12a method established. The can complete identification components in 45 min, without assistant large equipment. absolute detectability assay...

10.3390/foods12081569 article EN cc-by Foods 2023-04-07

When ordinary wounds are infected, the skin's self-healing capacity declines; thus appropriate dressings with both antibacterial ability and healing for bacteria-associated indispensable. In this work, multifunctional chitin/ZnO composite hydrogels have been designed as an infected full-thickness skin wound-healing material. The fabricated by a facile one-pot strategy through sequential addition of commercial ZnO powders into aqueous alkaline chitin solutions, crosslinking regeneration....

10.1039/d2bm00340f article EN Biomaterials Science 2022-01-01

To enrich oligopeptides in sauce-aroma Baijiu, a mixed distillation process using the fermented grains from eighth-round fermentation of Baijiu brewing and residue soy sauce pressing was optimized. Under optimum conditions, peptide concentration distillate increased to 912.6 mg/L. Additionally, structural characterizations distillates were identified by liquid chromatography-mass spectrometry (LC-MS). Thirty-nine presented low mass, strong hydrophobicity, potential biological activity, such...

10.1016/j.lwt.2024.116208 article EN cc-by-nc-nd LWT 2024-05-13

Abstract Dechroming techniques with a low degree of collagen hydrolysis and high dechroming are more suitable for the resource utilization chrome shavings. However, achieving efficient simultaneous separation chromium fibers is challenging because swollen absorb large amount chromium-containing water prone to after dechroming. This study investigated correlation between swelling inhibition extent optimized process parameters. The results demonstrated that incorporation neutral salt...

10.1186/s42825-024-00182-6 article EN cc-by Deleted Journal 2025-01-02

ABSTRACT The Zoige uranium mine is situated in the harsh, cold northern region of Sichuan, characterized by its high altitude and fragile ecosystem. Uncovering organisms that thrive such extreme climates, particularly microorganisms, paramount importance for advancing bioremediation efforts. Herein, potential functional microbiota sequestration soil was explored using high-throughput sequencing combined with bioinformatics analysis. Analysis physicochemical properties soils showed...

10.1128/spectrum.02517-24 article EN cc-by Microbiology Spectrum 2025-04-16

High‐performance perovskite solar cells (PSCs) require synergistic passivation strategies to address defects at the electron transport layer (ETL)/perovskite interface, impacting both efficiency and long‐term stability. This study introduces chloramine hydrochlorides (CAHs) – 2‐Chloroethylamine Hydrochloride (CEA), Bis(2‐chloroethyl)amine (BCEA), Tris(2‐Chloroethyl)Amine (TCEA) as bifunctional molecular bridges simultaneously passivate ETL (SnO2) interfaces while controlling crystallization....

10.1002/anie.202507182 article EN Angewandte Chemie International Edition 2025-06-05

The main purpose of this work is to establish some first- and second-order necessary optimality conditions for local minimizers stochastic optimal control problems with state constraints. may affect both the drift diffusion terms systems, regions are allowed be nonconvex. A inward pointing condition proposed ensure normality corresponding conditions.

10.1090/tran/7669 article EN publisher-specific-oa Transactions of the American Mathematical Society 2019-02-06

In order to prepare angiotensin I-converting enzyme (ACE) inhibitory peptides, distilled spent grains of Chinese strong-flavor Baijiu were hydrolyzed by alcalase followed papain under optimized conditions. A superior ACE peptide was separated and purified ultrafiltration high-performance liquid chromatography (HPLC), its amino acid sequence further identified as Gln-Gly-Val-Pro (QGVP) electrospray mass spectrometry (ESI-MS). QGVP formed 6 hydrogen bonds with the active site ACE, which is...

10.1016/j.fshw.2022.06.023 article EN cc-by-nc-nd Food Science and Human Wellness 2022-07-18

To investigate the area and morphological changes around soft tissue chin after orthodontic incisor retraction.Fifty-nine female adults with bimaxillary protrusion requiring extraction of four premolars were included in study. Cephalograms taken before (T0) (T1) treatment. The changes, including area, thickness morphology measured. Paired-t tests performed for statistical comparisons. Pearson correlation analyses backward multivariate regression used to identify relationship between...

10.1186/s12903-020-01099-2 article EN cc-by BMC Oral Health 2020-04-15

Using the GelMA hydrogel as a carrier and adenovirus-mediated transfection of overexpressing circRNAs (hsa-circ-0003376, named circ-CTTN), osteogenic efficiency human umbilical cord mesenchymal stem cells (hUCMSCs) can be significantly enhanced.

10.1039/d2bm01472f article EN Biomaterials Science 2022-11-28
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