Showing 681 - 700 results of 1,627 for search 'diffusion (decomposition OR composition)', query time: 0.12s Refine Results
  1. 681

    Simulation and experiment research on heat treatment of micro and nano BN particles modified casting aluminum copper alloys by Rong Li, Chao Zhou, Ziqi Zhang, Xiaohong Ji, Xin Liu, Quan Wu, Lixia Wang, Qi Zeng

    Published 2025-07-01
    “…Orthogonal tests were used to carry out heat treatment experiments on aluminum matrix ceramic composites prepared by adding different contents of micro-nano BN particles. …”
    Get full text
    Article
  2. 682

    Facile preparation of CoNiS/MXene/polypyrrole electrocatalyst with mischcrystal-amorphous interfaces for hydrogen evolution reaction by Hongxiang Li, Ying Su, Tong Guo, Han Zheng, Bo Sun, Chunhua Yu, Jun Cao, Qiaoling Li, Weimeng Si

    Published 2025-07-01
    “…This work presents a CoNiS/MXene/polypyrrole (PPy) composite synthesized via a novel 2-step electrodeposition method, enabling precise control over morphology and interfacial properties. …”
    Get full text
    Article
  3. 683

    Effect of MoSi2 on the microstructure and wear resistance of NiCrBSi coating with CuNi interlayer on aluminum alloy by Shisheng Lu, Weiqi Xu, Lingqian Wang, Zedong Wen, Jiansong Zhou

    Published 2025-05-01
    “…A Cu-based interlayer was employed to refrain undesirable intermetallic compounds caused by the diffusion of Al element at the interface between composite coating and substrate, and to improve the metallurgical quality of the composite coating. …”
    Get full text
    Article
  4. 684
  5. 685

    Efficient Preparation of Li<sub>2</sub>FeSiO<sub>4</sub>/C with High Purity and Excellent Electrochemical Performance in Li-Ion Batteries by Jinhai Cui, Dezhi Chen, Mengna Xie, Yongheng Zhou, Shuai Dong, Wei Wei

    Published 2025-02-01
    “…Additionally, the enormous capacities-controlled diffusion contribution, which accounts for 70% of the total diffusion at a rate of 1C, is noteworthy. …”
    Get full text
    Article
  6. 686

    Lithium Tracer Diffusion in Li<sub>x</sub>CoO<sub>2</sub> and Li<sub>x</sub>Ni<sub>1/3</sub>Mn<sub>1/3</sub>Co<sub>1/3</sub>O<sub>2</sub> (x = 1, 0.9, 0.65)-Sintered Bulk Cathode M... by Erwin Hüger, Daniel Uxa, Harald Schmidt

    Published 2025-01-01
    “…Such an increased Li diffusivity will be advantageous for performance if it is present already in the initial state after synthesis. …”
    Get full text
    Article
  7. 687

    Designing Crystalline/Amorphous NVNPF/NCK Cathode Toward High‐Performance Fully‐Printed Flexible Aqueous Rechargeable Sodium‐Ion Batteries (ARSIBs) by Hehe Ren, Jing Liang, Qun Liu, Yuanjie Wei, Wei Wu

    Published 2025-03-01
    “…Herein, a battery‐supercapacitor composite material Na3V1.95Ni0.05(PO4)2F3/10%NC‐KOH (NVNPF/NCK) with coexistence of crystalline and amorphous phases is fabricated by loading nitrogenous carbon (NC) onto Na3V1.95Ni0.05(PO4)2F3 (NVNPF) and etching with KOH. …”
    Get full text
    Article
  8. 688

    Microstructure and properties evolution of laser cladded B4C/Inconel 625 coatings by simultaneous ultrasonic impact by Lin Chen, Wei Chen, Xiuwei Tong, Lin Liu, Hao Li, Chunhuan Guo, Fengchun Jiang, Zubin Chen, Wenyao Sun, Yisen Liu, Chunyu Tan

    Published 2025-05-01
    “…The results demonstrate that the phase composition remains unchanged after being treated by UIT, whereas the diffraction peak intensity decreases significantly, suggesting microstructure refinement. …”
    Get full text
    Article
  9. 689

    Low-Timing Jitter Single-Frequency Pulse Output from a Passively Q-Switched Monolithic Non-Planar Ring Oscillator by Mingwei Gao, Yibo Ding, Qing Wang, Lei Wang, Yuan Gao, Chunqing Gao

    Published 2024-11-01
    “…A low-timing jitter passively Q-switched monolithic non-planar ring oscillator (NPRO) with diffusion-bonded Cr<sup>4+</sup>: YAG in a single-frequency operation was realized. …”
    Get full text
    Article
  10. 690
  11. 691
  12. 692

    Platinum-Functionalized Hierarchically Structured Flower-like Nickel Ferrite Sheets for High-Performance Acetone Sensing by Ziwen Yang, Zhen Sun, Yuhao Su, Caixuan Sun, Peishuo Wang, Shaobin Yang, Xueli Yang, Guofeng Pan

    Published 2025-06-01
    “…When the Ni/Fe molar ratio is 1:1, the sensing material forms a Ni/NiO/NiFe<sub>2</sub>O<sub>4</sub> composite, with performance further optimized by tuning Pt loading. …”
    Get full text
    Article
  13. 693

    The role of lighter oil components on CO2-induced swelling and pressure decay dynamics under reservoir conditions by Bilal Zulfiqar, Moh’d Amro, Helmut Geistlinger

    Published 2025-09-01
    “…CO2 injection into geological formations is considered as technologically advanced and economically feasible approach that combines both enhanced oil recovery (EOR) and CO2 sequestration. The composition of crude oil, in particular the distinction between its lighter and heavier components, plays an important role in controlling the essential physico-chemical properties such as volume increase, miscibility, solubility, density change, diffusion, interfacial tension, and their complex interrelationship. …”
    Get full text
    Article
  14. 694
  15. 695

    Spray-Drying Synthesis of Na<sub>4</sub>Fe<sub>3</sub>(PO4)<sub>2</sub>P<sub>2</sub>O<sub>7</sub>@CNT Cathode for Ultra-Stable and High-Rate Sodium-Ion Batteries by Jinri Huang, Ziheng Zhang, Daiqian Chen, Hesheng Yu, Yu Wu, Yuanfu Chen

    Published 2025-02-01
    “…To address such issues, herein, we present a low-cost and scalable spray-drying strategy to synthesize Na<sub>4</sub>Fe<sub>3</sub>(PO<sub>4</sub>)<sub>2</sub>P<sub>2</sub>O<sub>7</sub>@CNT (NFPP@CNT) hollow microspheres. The NFPP@CNT composite has the following advantages: highly conductive CNT can significantly improve the electronic conductivity of the cathode, and the flexible CNT-based microsphere architecture facilitates Na<sup>+</sup> diffusion and guarantees excellent mechanical properties to mitigate structural degradation during cycling. …”
    Get full text
    Article
  16. 696

    SYNTHESIS AND STUDYING OF STRUCTURE AND OPTICAL PROPERTIES OF TiO<sub>2</sub> - Ag NANOCOMPOSITE by Marina S. Shama, Alexander A. Kravtsov, Andrey V. Blinov, Maria A. Jasnaja, Daria G. Selemeneva

    Published 2022-05-01
    “…Structure and optical properties of the obtained materials were studied by IR spectroscopy, X-ray diffraction analysis and diffuse reflectance spectroscopy. Revealed dependence of the band gap of TiO2 composites from calcination temperature and pH of the synthesis.…”
    Get full text
    Article
  17. 697

    Influence of Self-Heating on Landfill Leachate Migration by Yanina Parshakova, Ruslan Kataev, Natalya Kartavykh, Mikhail Viskov, Andrey Ivantsov

    Published 2024-11-01
    “…The main ones are convective transfer, diffusion, and properties of the geological composition of the landfill base, which are taken into account in the mathematical formulation of the problem. …”
    Get full text
    Article
  18. 698

    Experimental Evidence of Precipitation of All 12 Variants in a Single β Grain in Titanium Alloys by Yi Chen, Hongchao Kou, Liang Cheng, Yunlong Zhang, Yun Yu, Yalin Lu, Fuxian Zhu

    Published 2018-01-01
    “…The results showed that the composition gradient was formed from one side of the diffusion couple to another side after diffusion annealing. …”
    Get full text
    Article
  19. 699

    Numerical Analysis of Concrete Gravity Dam Seepage Characteristics Evolution considering the Calcium Leaching Effect by Kailai Zhang, Liqun Xu, Liting Qiu, Jiacheng Tan, Chao Yang, Kai Zhang

    Published 2021-01-01
    “…To study the influence of calcium leaching on the concrete dam seepage characteristics, we proposed a new mathematic model of the cement-based material calcium leaching model under advection-diffusion-driven leaching. A solid-liquid nonequilibrium model is adopted to model the decomposition of calcium hydroxide (CH) and calcium silicate hydrate gel (C-S-H). …”
    Get full text
    Article
  20. 700

    A DNA Encoding Image Encryption Algorithm Based on Chaos by Li Huang, Cong Ding, Zhenjie Bao, Haitao Chen, Changsheng Wan

    Published 2025-04-01
    “…This encryption scheme is different from the traditional scrambling and diffusion methods at the level of image spatial pixels but encodes images into DNA strands and completely scrambles and diffuses operations on the DNA strands to ensure the security of images and improve the efficiency of image encryption. …”
    Get full text
    Article