Zhiwei Zhang

ORCID: 0000-0002-9914-7461
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About
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Research Areas
  • Physics of Superconductivity and Magnetism
  • Superconducting Materials and Applications
  • ZnO doping and properties
  • Superconductivity in MgB2 and Alloys
  • Magnetic and transport properties of perovskites and related materials
  • Aluminum Alloys Composites Properties
  • Titanium Alloys Microstructure and Properties
  • Astro and Planetary Science
  • Planetary Science and Exploration
  • Intermetallics and Advanced Alloy Properties
  • Magnetic confinement fusion research
  • GaN-based semiconductor devices and materials
  • Natural Fiber Reinforced Composites
  • Nanowire Synthesis and Applications
  • Ammonia Synthesis and Nitrogen Reduction
  • Magnesium Alloys: Properties and Applications
  • Iron Metabolism and Disorders
  • Copper Interconnects and Reliability
  • Aluminum Alloy Microstructure Properties
  • Advanced Condensed Matter Physics
  • Geology and Paleoclimatology Research
  • Magnetic Field Sensors Techniques
  • Magnesium Oxide Properties and Applications
  • Advanced Surface Polishing Techniques
  • Electronic and Structural Properties of Oxides

Shanghai Jiao Tong University
2009-2023

Chinese Academy of Sciences
2014-2022

Changchun Institute of Optics, Fine Mechanics and Physics
2014-2022

Beijing Information Science & Technology University
2022

Nanjing Forestry University
2019

Institute of Astronomy and Astrophysics, Academia Sinica
2012-2018

University of Cambridge
2013-2016

Northwestern Polytechnical University
2015-2016

Institute of Mathematics and Mechanics
2014

Taiyuan University of Technology
2013

Abstract Insulation coating is a sought after technique for REBa 2 Cu 3 O 6+ x (REBCO) based high temperature superconducting tapes in practical applications. In this work, we developed novel preparing ultra-thin and fully surrounded insulation coatings on REBCO tapes. This completely eliminates the risk of critical current degradation induced by curing, without sacrificing mechanical performance engineering density. We adopted CRC-PLASTICOTE-70 as precursor verified its at 77 K. Thickness...

10.1088/1361-6668/ac6e0d article EN Superconductor Science and Technology 2022-05-09

Objectives: Traditional pharmacokinetic/pharmacodynamic (PK/PD) and quantitative systems pharmacology (QSP) models often assume uniform drug distribution across various compartments, such as plasma tissues [Shah Betts, 2012; Jones et al., 2019], potentially overlooking critical spatial variations that impact efficacy toxicity. This poster aims to:Highlight limitations: Present case studies demonstrating the influence of on therapeutic outcomes.Introduce a novel approach: Showcase an advanced...

10.70534/serq3260 article EN 2025-02-18

Taste peptides have nutritional and sensory properties, their structural derivatives show unique taste modulation effects. The increasing number of peptide candidates requires a fast accurate screening methodology using advanced detection tools. Notably, existing platforms lack integrated bioinformatics solutions to provide retrieval prediction capabilities. In response this need, TastePeptides-Meta is proposed, comprising 2,926 entries, 975 derivatives, 954 synergistic (enhancing) data from...

10.1021/acs.jafc.4c12922 article EN Journal of Agricultural and Food Chemistry 2025-04-02

High-temperature superconducting (HTS) coils made of coated conductors that can operate in persistent current mode (PCM) are regarded to be promising MRI/nuclear magnetic resonance and Maglev system. The temporal stability the field trapped by PCM coil is a key issue, which significantly determines imaging quality MRI dynamic behavior Maglev. This study focuses on double-slit HTS coil, magnetized cooling (FC) method at 77 K. decay under different initial fields FC ramp rates systematically...

10.1109/tasc.2017.2652538 article EN IEEE Transactions on Applied Superconductivity 2017-01-20

Abstract We report here a record 4.6 T trapped field generated by high temperature superconducting (HTS) persistent current loops using HTS ring structure. By stacking 200 rings into compact magnet 90 mm in diameter, we performed cooling magnetisation at 25 K. The main advantage of the new compared to existing magnets is that magnetic parallel direction ab plane HTS, leading higher critical currents same field. Therefore, can be developed based on this principle achieve fields. Experimental...

10.1088/1361-6668/ab794a article EN cc-by Superconductor Science and Technology 2020-03-09

The existence of a zone containing low concentration Y2BaCuO5 (Y-211) phase particles in the vicinity seed single grain, bulk Y–Ba–Cu–O (YBCO) superconductors fabricated by top seeded melt growth (TSMG) technique has been reported, suggesting presence intrinsic magnetic flux pinning, and hence reduced trapped field, this region sample. possibility introducing additional pinning centers grain YBCO, therefore, may be effective improving applied properties these technologically important...

10.1021/cg501724y article EN cc-by Crystal Growth & Design 2015-01-08

This paper studies the magnetization mechanism of a hybrid high temperature superconducting (HTS) trapped field magnet. To address size limitation traditional HTS bulk materials, hybridization between HTS-stacked ring magnets and bulks is proposed here. A jointless magnet used to increase area for bulks. with 90 mm in length 60 width was tested provide 7.35 T cooling magnetization. The focuses mainly on understanding novel this numerical model based homogenized H formulation compare...

10.1063/5.0133219 article EN cc-by Journal of Applied Physics 2023-01-09

The Transneptunian Automated Occultation Survey (TAOS II) will aim to detect occultations of stars by small ( 1 km diameter) objects in the Solar System and beyond. Such events are very rare (&lt; 10<sup>−3</sup> per star year) short duration 200 ms), so many must be monitored at a high readout cadence. TAOS II operate three 1.3 meter telescopes Observatorio Astron´omico Nacional San Pedro Martir Baja California, Mexico. With 2.3 square degree field view speed camera comprising CMOS imagers,...

10.1117/12.925541 article EN Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE 2012-09-17

A variety of multiseeding techniques have been investigated over the past 20 yr in an attempt to enlarge bulk ( RE ) BCO superconducting samples fabricated by top‐seeded melt growth TSMG process for practical applications. Unfortunately, these studies failed establish whether technically useful values trapped field can be achieved multiseeded samples. In this work specially designed, 0°–0° and 45°–45° bridge seeds different lengths employed produce improved alignment during process. The...

10.1111/jace.12350 article EN Journal of the American Ceramic Society 2013-04-26

A high-efficiency triode structure field emission planar light source was fabricated using optimized tetrapod-like ZnO nanostructures as emitters.

10.1039/c4nr04235b article EN Nanoscale 2014-01-01

This paper presents a new concept for hybrid trapped field magnet made of second generation high-temperature super-conducting ring-shape and HTS stack tapes. has the potential to provide better magnetic field. focuses on magnetization properties this magnet. First, ultraviolet laser cutting technology was used prepare striated Then both tradition method “wind-and-flip” were fabricate After that, basic features magnet, such as maximum decay rate quantified by pulsed (PFM) experiments. Due...

10.1109/tasc.2019.2903269 article EN IEEE Transactions on Applied Superconductivity 2019-03-18

ABSTRACT Bamboo shoot shell fibers (BSSFs)/starch/poly(lactic acid) (PLA) ternary composites were prepared by blending BSSFs to starch/PLA matrices for the purpose of expanding applications enhance and creating a new low‐cost biodegradable composite. The effects content (0–40 wt %) on physical–mechanical properties tested interface compatibility its mechanism mechanical performance BSSFs/starch/PLA characterized SEM‐EDS, TG. results showed that strength, surface wettability, water absorption...

10.1002/app.47899 article EN Journal of Applied Polymer Science 2019-04-29

The most popular method of reducing joint resistance R j is by increasing overlap length l. A numerical model capable simulating the relationship between and (the log(R j)–log(l) curve) could provide guidance for commercial high temperature superconducting manufacturing may shed light on some more detailed behavior. In this study, a three-dimensional with an equivalent single homogeneous layer, characterized per unit area ρ s (Ω m2), developed tested against experimental data. With model,...

10.1088/1361-6668/aad278 article EN Superconductor Science and Technology 2018-07-10

Abstract Tuning substrate properties is an effective methodology to modulate the texture development of MgO films deposited by ion beam‐assisted deposition ( IBAD ) process for epitaxial oxide films. Herein, a solution planarization SDP technique employed deposit Gd‐Zr‐O layer engineering surface flexible metal substrate. The correlation between thin film microstructure and ‐MgO investigated. coordinated study on atomic force microscopy AFM reflection high‐energy electron diffraction RHEED...

10.1111/jace.16159 article EN Journal of the American Ceramic Society 2018-10-19

The Transneptunian Automated Occultation Survey (TAOS II) will aim to detect occultations of stars by small (~1 km diameter) objects in the Kuiper Belt and beyond. Such events are very rare (&lt; 10<sup>−3 </sup>events per star year) short duration (~200 ms), so many must be monitored at a high readout cadence order events. TAOS II operate three 1.3 meter telescopes Observatorio Astronomico Nacional San Pedro Martir Baja California, Mexico. With 2.3 square degree field view speed camera...

10.1117/12.2309584 article EN Ground-based and Airborne Telescopes VII 2018-07-06

Recently, the solution deposition planarization (SDP) technique for of oxide layer IBAD-MgO template has attracted more attentions. Although texturing mechanism is still under debate, it accepted that seed-layer (the one close to MgO) should fulfill several requirements, such as atomic flatness surface well material composition. In this work, in order clarify influence SDP-seed materials on texture layer, we chose Gd–Zr–O, Gd <sub xmlns:mml="http://www.w3.org/1998/Math/MathML"...

10.1109/tasc.2018.2804957 article EN IEEE Transactions on Applied Superconductivity 2018-02-15

The top seeded melt growth (TSMG) process is used widely to grow single grain, bulk superconductors for high field engineering applications. Within the TSMG process, flux pinning ability of a single-grain superconductor can be improved effectively by reducing size starting precursor powders prior processing. This paper investigates preparation Y-123/nano-Y <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">2</sub> O...

10.1109/tasc.2016.2645405 article EN IEEE Transactions on Applied Superconductivity 2016-01-01

Persistent Current Switches (PCS) which switch between superconducting and resistive states enrich the operation scenarios of magnets. A commonly used thermally controlled PCS fits DC current feeding but too slow for AC or pulsed Thanks to high thermal stability temperature superconductors, becomes feasible with a practical over control strategy, is verified through experiments on non-insulated coil made ReBCO tapes in this work, leading novel charging procedure The structure simple...

10.1109/tasc.2022.3153243 article EN IEEE Transactions on Applied Superconductivity 2022-02-24
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