Showing 2,001 - 2,020 results of 26,540 for search '"materials"', query time: 0.11s Refine Results
  1. 2001

    Development of Similar Materials for Liquid-Solid Coupling and Its Application in Water Outburst and Mud Outburst Model Test of Deep Tunnel by Yanhui Guo, Yi Yang, Zhijun Kong, Jin He

    Published 2022-01-01
    “…In order to explore the evolution mechanism of water and mud inrush, based on the fluid-solid coupling similarity theory and a large number of matching tests, fault similar materials with mountain sand, gravel, and red clay as raw materials and surrounding similar rock materials with mountain sand, red clay, cement, and water as raw materials are developed. …”
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  2. 2002
  3. 2003

    User Interface And User Experience Design Mathematics Learning Applications Flat Sided Space Building Materials For Junior High School by Elvara Purwati, Ahmad Anis Abdullah

    Published 2025-02-01
    “… The low ability to solve mathematical problems in the flat sided geometric material is one of the reasons for the birth of various application-based learning media. …”
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    Article
  4. 2004
  5. 2005

    A Comparative Evaluation of the Radiopacity of Contemporary Restorative CAD/CAM Blocks Using Digital Radiography Based on the Impact of Material Composition by Nahla Gamal Elhelbawy, Rehab F Ghouraba, Fatma A Hasaneen

    Published 2022-01-01
    “…The main purpose of this study was to assess the radiopacity of contemporary restorative computer-aided design (CAD)/computer-aided manufacturing (CAM) materials and the impact of material composition as measured by energy-dispersive X-ray spectrophotometry (EDX) on radiopacity. …”
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    Article
  6. 2006

    HYDROGEN DEFECTS ON THE SURFACE OF LEAD-FREE FERROELECTRIC Na\(_{0.5}\)Bi\(_{0.5}\)TiO\(_3\) MATERIALS by Tien Lam Vu, Hoang Thoan Nguyen, Huu Lam Nguyen, Ngoc Trung Nguyen, Quoc Van Duong, Duc Dung Dang

    Published 2024-08-01
    “…These observations expand our understanding of hydrogen chemisorption and adsorption on defect sites, providing a novel avenue for investigating and potentially developing environmentally friendly multiferroic materials for advanced electronic devices. …”
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    Article
  7. 2007
  8. 2008
  9. 2009

    Peningkatan hasil belajar siswa melalui penerapan metode PQ4R pada materi teks diskusi bahasa Indonesia by Jasmine Farizqi Fajri, Purwati Anggraini, Faizin Faizin

    Published 2024-05-01
    “…Penelitian ini bertujuan untuk mendeskripsikan efektivitas penggunaan metode PQ4R dibandingkan metode konvensional dalam meningkatkan hasil belajar siswa kelas IX SMP Negeri 2 Baureno Bojonegoro pada materi teks diskusi pembelajaran Bahasa Indonesia dan mendeskripsikan faktor belajar siswa yang mempengaruhi hasil belajar siswa. …”
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    Article
  10. 2010

    PENGEMBANGAN MEDIA PEMBELAJARAN BERBASIS MULTIMEDIA INTERAKTIF MENGGUNAKAN MACROMEDIA DIRECTOR PADA MATERI USAHA DAN ENERGI KELAS X by Erina Melianti, Eko Risdianto, Eko Swistoro

    Published 2020-04-01
    “…ABSTRAK  Penelitian ini bertujuan untuk (1) menghasilkan media pembelajaran berbasis multimedia interaktif menggunakan Macromedia Director pada materi usaha dan energi kelas X, (2) mendeskripsikan kelayakan pengembangan media pembelajaran berbasis multimedia interaktif menggunakan Macromedia Director pada materi usaha dan energi kelas X. …”
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  11. 2011

    Influence of Geometry and Boundary Conditions in Area of the Cohesion between Materials on the Reflection of an Ultrasonic Beam.... by A. R. Baev, N. V. Levkovitch, M. V. Asadchaya, A. L. Mayorov, G. I. Razmyslovich, A. Y. Burnos

    Published 2021-12-01
    “…Improving the efficiency of diagnostics of objects with layered structure as applied to detection of poorly detectable material bonding defects is an important production task. …”
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    Article
  12. 2012
  13. 2013

    The History of the Bargut Confrontation in Northeastern China (early 20th century): Ethno-Political and Religious Aspects (based on archival materials) by Bair Ts. Gomboev, Eduard V. Batunaev

    Published 2024-11-01
    “…Based on archival materials from the AVPRI, field research, and the achievements of modern domestic and foreign historiography, problematic and key issues regarding a specific ethnic group of the Barguts of northeast China in a certain historical period (1900–1921) are considered. …”
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  14. 2014

    Synthesis of novel titania nanoparticles using corn silky hair fibres and their role in developing a smart restorative material in dentistry by Afsheen Mansoor, Emaan Mansoor, Ezza Mansoor, Efrah Mansoor, Atta Ullah Shah, Uzma Asjid, João Filipe Brochado Martins, Sami Ullah Khan, Paulo J. Palma

    Published 2025-01-01
    “…Objectives: The oral healthcare sector is witnessing a significant increase in the creation of eco-friendly biomaterials intended to inflict minimal damage to humans and the environment, primarily due to the inadequacies of conventional synthetic restorative materials which have a short shelf life and are prone to instability. …”
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    Article
  15. 2015

    Simulation of the Damage Process in Quasi-Brittle Materials by a Modified Finite Element Method Using the Consistent Embedded Discontinuity Formulation by J. Retama, A. G. Ayala

    Published 2020-01-01
    “…The presented discontinuity formulation shows a robust finite element method to simulate the damage evolution processes in quasi-brittle materials, without modifying the mesh topology when cohesive cracks propagate.…”
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    Article
  16. 2016

    Structure and Electrochemical Properties of a Mechanochemically Processed Silicon and Oxide-Based Nanoscale Composite as an Active Material for Lithium-Ion Batteries by Norihiro Shimoi, Kazuyuki Tohji

    Published 2017-01-01
    “…Si is essential as an active material in Li-ion batteries because it provides both high charge and optimal cycling characteristics. …”
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  17. 2017

    Designing Load-Bearing Bio-Inspired Materials for Simultaneous Static Properties and Dynamic Damping: Multi-Objective Optimization for Micro-Structure by Bo Dong, Yunfei Jia, Wei Wang

    Published 2025-01-01
    “…Abstract Biological load-bearing materials, like the nacre in shells, have a unique staggered structure that supports their superior mechanical properties. …”
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    Article
  18. 2018
  19. 2019

    Effects of Alkyl Spacer Length in Carbazole‐Based Self‐Assembled Monolayer Materials on Molecular Conformation and Organic Solar Cell Performance by Qiaonan Chen, Kangbo Sun, Leandro R. Franco, Jingnan Wu, Lars Öhrström, Xianjie Liu, Maureen Gumbo, Mailde S. Ozório, C. Moyses Araujo, Guangye Zhang, André Johansson, Ellen Moons, Mats Fahlman, Donghong Yu, Yufei Wang, Ergang Wang

    Published 2025-01-01
    “…Abstract Carbazole‐based self‐assembled monolayer (SAM) materials as hole transport layers (HTL) have led organic solar cells (OSCs) to state‐of‐the‐art photovoltaic performance. …”
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    Article
  20. 2020