Xun Zhang

ORCID: 0000-0002-8545-6263
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About
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Research Areas
  • Advanced ceramic materials synthesis
  • High-Temperature Coating Behaviors
  • Advanced materials and composites
  • Metal and Thin Film Mechanics
  • biodegradable polymer synthesis and properties
  • Cervical Cancer and HPV Research
  • Aluminum Alloys Composites Properties
  • Carbon dioxide utilization in catalysis
  • Advanced Polymer Synthesis and Characterization
  • Photonic Crystals and Applications
  • Analytical Chemistry and Chromatography
  • Graphene research and applications
  • Catalytic Processes in Materials Science
  • MXene and MAX Phase Materials
  • Surface Modification and Superhydrophobicity
  • Nuclear Materials and Properties
  • Advancements in Battery Materials
  • Fluid Dynamics and Thin Films
  • Lung Cancer Treatments and Mutations
  • Synthetic Organic Chemistry Methods
  • High Entropy Alloys Studies
  • Nanofabrication and Lithography Techniques
  • Nanomaterials and Printing Technologies
  • Spectroscopy and Chemometric Analyses
  • Lung Cancer Diagnosis and Treatment

National Synchrotron Radiation Laboratory
2025

University of Science and Technology of China
2023-2025

Chinese Academy of Medical Sciences & Peking Union Medical College
2012-2025

Peking Union Medical College Hospital
2011-2025

Affiliated Hospital of Southwest Medical University
2023-2025

China Tobacco
2025

Beijing University of Technology
2025

Zhejiang Normal University
2025

Jiaxing University
2025

Zhejiang University
2006-2024

Introducing controlled electrical homogeneity can be an effective way to obtain ultrahigh energy storage density in lead-free multilayers.

10.1039/c8ee03287d article EN Energy & Environmental Science 2019-01-01

Liquid- phase exfoliation (LPE) is the principal method of producing two-dimensional (2D) materials such as graphene in large quantities with a good balance between quality and cost now widely adopted by both academic industrial sectors. The fragmentation mechanisms involved have usually been simply attributed to force induced ultrasound interaction solvent molecules. Nonetheless, little known about how they actually occur, i.e., thick graphite crystals can be exfoliated into thin small...

10.1021/acsnano.0c03916 article EN ACS Nano 2020-06-29

Abstract Ultra-high temperature ceramics are desirable for applications in the hypersonic vehicle, rockets, re-entry spacecraft and defence sectors, but few materials can currently satisfy associated high ablation requirements. Here we design fabricate a carbide (Zr 0.8 Ti 0.2 C 0.74 B 0.26 ) coating by reactive melt infiltration pack cementation onto C/C composite. It displays superior resistance at temperatures from 2,000–3,000 °C, compared to existing ultra-high (for example, rate of...

10.1038/ncomms15836 article EN cc-by Nature Communications 2017-06-14

Importance Adjuvant and neoadjuvant immunotherapy have improved clinical outcomes for patients with early-stage non–small cell lung cancer (NSCLC). However, the optimal combination of checkpoint inhibition chemotherapy remains unknown. Objective To determine whether toripalimab in platinum-based will improve event-free survival major pathological response stage II or III resectable NSCLC compared alone. Design, Setting, Participants This randomized trial enrolled (without EGFR ALK...

10.1001/jama.2023.24735 article EN JAMA 2024-01-16

Residual stresses are considered to be the driving forces for in-service failure of TBCs. The residual stress distribution through an APS TBC has been experimentally measured by high energy synchrotron X-ray diffraction (XRD) showing two distinct features. Firstly a discontinuity or 'jump' in trend at depth approximately 100 μm from interface. Secondly we observed much larger gradient than that theoretically predicted. To understand these observations was compared with analytical and finite...

10.1016/j.actamat.2017.03.044 article EN cc-by Acta Materialia 2017-03-28

Abstract MAX phase materials are emerging as attractive engineering in applications where the material is exposed to severe thermal and mechanical conditions an oxidative environment. The Ti 2 AlC possesses thermomechanical properties even beyond a temperature of 1000 K. An feature this its capacity for autonomous healing cracks when operating at high temperatures. Coupling specialized setup synchrotron X-ray tomographic microscopy endstation TOMCAT beamline, we captured temporal evolution...

10.1038/srep23040 article EN cc-by Scientific Reports 2016-03-14

Open-cell foams as structured catalyst supports are promising candidates for the design of high throughput catalytic processes. In this contribution, we employ a coupled numerical and experimental approach to assess pressure losses in foams. Large discrepancies between results predictions by empirical/analytical correlations present literature, mainly due structural differences adopted models real To exclude such differences, explore virtually-generated foam their 3D printed replicas...

10.1016/j.cej.2018.10.060 article EN cc-by Chemical Engineering Journal 2018-10-09

Microstructural design strategies across multiple length scales for improved rate performance of automotive battery electrodes, assisted by physics-based microstructure-resolved model.

10.1039/d1ee01388b article EN cc-by Energy & Environmental Science 2021-01-01

During service of gas turbine engines, high cycle fatigue titanium is a leading cause component failure highlighting the need for better understanding crack initiation mechanism to predict sites. In this study, relationship between plastic slip activity and was investigated in near-α alloy using cyclic four-point bending at up 90% proof stress. The finding from surface characterization show that plasticity such low stress levels dominated by basal two types cracking were seen parallel...

10.1016/j.actamat.2022.117967 article EN cc-by Acta Materialia 2022-04-23

Our society is pursuing chemically recyclable polymers to accelerate the green revolution in plastics. Here, we develop a polyester library from alternating copolymerization of aldehyde and cyclic anhydride. Although these two monomer sets have little or no thermodynamic driving force for homopolymerization, their demonstrates unexpected characteristics. In addition readily available monomers, method performed under mild conditions, uses common Lewis/Brønsted acids as catalysts, achieves...

10.1038/s41467-023-41136-6 article EN cc-by Nature Communications 2023-09-05

Layered inorganic material, with large-area interlayer surface and interface, provides an essential material platform for constructing new configuration of functional materials. Herein, a layered pillared nanoclusters realizing high temperature thermal insulation performance is demonstrated the first time. Specifically, systematic synchrotron radiation spectroscopy finite element calculation analysis show that ZrOx served as "pillars" to effectively produce porous structures enough boundary...

10.1002/adma.202306135 article EN Advanced Materials 2023-09-30

This review introduces the structure and failure mechanism of lithium-ion batteries, followed by a systematic summary recycling techniques, including direct, hydrometallurgical, pyrometallurgical recovery.

10.1039/d4gc01781a article EN Green Chemistry 2024-01-01

Objective The objective of this study was to critically examine potential artifacts and biases underlying the use ‘customised’ standards birthweight for gestational age (GA). Design Population‐based cohort study. Setting Sweden. Population A total 782 303 singletons ≥28 weeks gestation born in 1992–2001 Nordic mothers with complete data on birthweight; GA; maternal age, parity, height, pre‐pregnancy weight. Methods We compared perinatal mortality four groups infants based following...

10.1111/j.1471-0528.2007.01273.x article EN BJOG An International Journal of Obstetrics & Gynaecology 2007-03-09

In this paper we present a simple method to fabricate ordered silicon cone arrays with controllable morphologies on substrate using reactive ion etching two-dimensional silica colloidal crystals as masks. The process and the of obtained structure are quantified. Unlike works reported previously, show that surface roughness can be adjusted by controlling duration, which is proved importance in tailoring behavior water droplets when being used antireflection coatings superhydrophobicity....

10.1021/la900258e article EN Langmuir 2009-03-17

Supported metal catalysts play a pivotal role in the production of fuels and chemicals environmental remediation. However, identification tailoring active sites on these still remain formidable challenge, primarily due to their dynamic nature catalytic reactions. Here, we report simple effective strategy for tuning supported Cu nanoparticles via controllable situ surface restructuring form coordinatively more unsaturated sites, which exhibit 4-fold increase turnover rate high stability, as...

10.1021/acscatal.8b04812 article EN ACS Catalysis 2019-01-28

Metastases within liver or the brain are most common causes of mortality from lung cancer (LC). Predicting metastases before having evidence imaging tumors is challenging but important for early patient intervention. According to mounting evidence, exosomes circulating blood may facilitate spread by transporting certain proteins target cells.Using liquid chromatography-MS/MS, we investigated plasma exosomes' proteomic profiles derived 42 metastatic LC patients [16 solitary metastasis (LM),...

10.1186/s13578-023-01112-5 article EN cc-by Cell & Bioscience 2023-09-28

Acute kidney injury (AKI) is a common clinical syndrome lacking effective pharmacotherapy. Gambogic acid (GA), as an active ingredient of herbal medicines, exhibits antioxidant and anti-inflammatory effects that benefit the treatment AKI, but its poor aqueous solubility limits renal delivery. We, for first time, developed GA-based nanoparticles (GA-NPs) with preferential uptake AKI treatment. By PEGylating NH2–PEG5000-NOTA, hydrophobic GA was self-assembled into ∼4.5 nm nanoparticles, which...

10.1021/acs.nanolett.3c01235 article EN Nano Letters 2023-06-09

The advancement of polymer electrolytes (PEs) for reliable lithium metal batteries (LMBs) is highly desired but limited by the lack polymers that have satisfied stability anodes and high-voltage cathodes. This work reports a poly(ester-alt-acetal) (PEA) electrolyte, in situ formed cationic copolymerization 1,3-dioxolane glutaric anhydride presence bis(trifluoromethanesulfonyl)imide (LiTFSI). PEA-based PE presents stable plating/stripping behaviors symmetric cells up to 2000 h high oxidation...

10.1021/acsenergylett.3c01597 article EN ACS Energy Letters 2023-09-18

We demonstrate an atomic scale TEM observation of shape evolutions Pd nanocrystals under oxygen and hydrogen environments at atmospheric pressure. Combined with multi-scale structure reconstruction model calculations, the reshaping mechanism is fully understood.

10.1039/c7cc07649e article EN Chemical Communications 2017-01-01

Plasma electrolytic oxidation (PEO) is of increasing interest for the formation ceramic coatings on metals applications that require diverse coating properties, such as wear and corrosion resistance, low thermal conductivity, biocompatibility. Porosity in can have an important impact performance. However, quantification porosity be difficult due to wide range pore sizes complexity morphology. In this work, a PEO formed titanium examined using high resolution X-ray computed tomography (X-ray...

10.1021/acsami.6b00274 article EN ACS Applied Materials & Interfaces 2016-03-14
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