Suggested Topics within your search.
Showing 321 - 340 results of 2,206 for search '"diffraction"', query time: 0.05s Refine Results
  1. 321

    Geochemistry and Utilization of Montmorillonitic Soil for Cationic Dye Removal by Reda M. El-Shishtawy, Ahmed A. Melegy

    Published 2001-10-01
    “…Geochemical studies of Egyptian soil-clay minerals from three different depths and their utilization as cationic dye adsorbents are presented. X-Ray diffraction patterns revealed that the dominant clay minerals in the studied samples were montmorillonite, kaolinite and illite. …”
    Get full text
    Article
  2. 322

    Study of initial stage of mechanochemical transformation in pyrite by Paneva D., Mitova D., Manova E., Kolev H., Kunev B., Mitov I.

    Published 2007-01-01
    “…The initial stage of transformation of pyrite to Fe(II)-sulfate as a result of mechanical milling is studied by X-ray powder diffraction (XRD), Moessbauer spectroscopy (MS), Infrared (IR) and X-ray photoelectron spectroscopy (XPS) techniques. …”
    Get full text
    Article
  3. 323

    Effects of CuCl𝟐 on the Lyotropic Liquid Crystalline Behavior in Nonaqueous and Aqueous Medium by Ravi K. Shukla, K. K. Raina

    Published 2011-01-01
    “…Mixed and pure lyotropic liquid crystalline LLC phases appeared in nonaqueous and aqueous ternary mixtures due to the fast quenching process and then characterized through polarizing optical microscopy and X-ray diffraction technique. The material parameters corresponding to these ternary nonaqueous and aqueous mixtures were evaluated to understand the mechanisms of deriving forces responsible for the modification of mesophases in the presence of metal salt.…”
    Get full text
    Article
  4. 324

    Mineralogical transformations in copper concentrate roasting in fluo-solid reactor by Cocić M., Logar M., Cocić S., Dević S., Matović B., Manasijević D.

    Published 2007-01-01
    “…Input material (charge) and roasting products (calcine) were investigated by x-ray diffraction, ore microscopy and chemical analysis. The investigation results have shown that reaction of mineral transformation are not completed, i.e. they are developed only partially (12-22%) what is a consequence of insufficient long heating, unsuitable temperature or unfilled other parameters as well as non-uniform grain size. .…”
    Get full text
    Article
  5. 325

    The structure and characteristics of photochromic dithienylethenes by M. M. Krayushkin, L. G. Vorontsova, B. M. Uzhinov

    Published 2001-01-01
    “…The data on X-ray diffraction analysis for dihetarylethenes with perfluorocyclopentene (F), maleic anhydride (M) and cyclobutenedione (S) bridges between thienyl fragments were summarized and their photochromic properties were discussed. …”
    Get full text
    Article
  6. 326

    Space localization algorithm based RSSI in wireless sensor networks by ZHOU Yan, LI Hai-cheng

    Published 2009-01-01
    “…In real measurement environment,some factors of multi-path,diffraction,obstacles,etc.,propagation losses produced location errors in the positioning process by RSSI technology.Through analyzing error range in 3D space,a new spatial locating algorithm ERSS based on RSSI was proposed.The ERSS algorithm had the advantages: locating calculation simplicity,no extra communication cost on the locating process,and no hardware expansion required.Simulation results show ERSS algorithm achievs noticeable improvement over RSSI algorithm on distance locating accuracy and responding time,and it is suitable to be applied on the environment of wireless sensor network nodes with low cost and performance of hardware.…”
    Get full text
    Article
  7. 327

    Solanum tuberosum Leaf Extract Templated Synthesis of Co3O4 Nanoparticles for Electrochemical Sensor and Antibacterial Applications by Eneyew Tilahun Bekele, H. C. Ananda Murthy, Dhanalakshmi Muniswamy, Yeshaneh Adimasu Lemenh, Minale Shegaw Shume, Gezahegn Tadesse Ayanie, Avvaru Praveen Kumar, C. R. Ravikumar, R. Balachandran, Arpita Roy

    Published 2022-01-01
    “…The synthesized Co3O4 NPs were characterized by X-ray diffraction (XRD), scanning electron microscopy-energy dispersive X-ray spectroscopy (SEM-EDX), transmission electron microscopy (TEM), high resolution transmission electron microscopy (HRTEM), surface area electron diffraction (SAED), UV-Vis diffuse reflectance spectroscopy (UV-DRS), and Fourier transform infrared (FTIR) spectroscopy. …”
    Get full text
    Article
  8. 328

    Antimicrobial activity of Chitosan-silver nanoparticles made from jewelry industry silver waste by Perdana Muhammad Iqbal, Kusuma Ikhwan Yuda, Dwandaru Wipsar Sunu Brams, Yulianti Evy, Tóth Barbara, Csupor Dezső, Takó Miklós, Vágvölgyi Csaba

    Published 2024-01-01
    “…This study aimed to synthesize chitosan-silver nanoparticles (CS-AgNPs) from reusable silver waste of the jewelry industry and investigate their antimicrobial properties against pathogenic microorganisms. X-Ray diffraction (XRD) analysis was used to confirm the crystalline structure of the recycled silver, with a strong diffraction peak observed at 2θ=38.60°. …”
    Get full text
    Article
  9. 329

    Crystallite size and phase purity in Pb1-xSrxTiO3 ferroelectric perovskites for biomedical applications via controlled sintering by Rahmat Doni Widodo, Samsudin Anis, Deni Fajar Fitriyana, Maykel Manawan, Joni Sah, Aji Santiko, Rizalman Bin Mamat, Abdulfatah Abdu Yusuf, Muhammad Imam Ammarullah

    Published 2024-10-01
    “…PbCO3, SrCO3, and TiO2 powders were processed via ball milling for 58 hours, followed by sintering at temperatures ranging from 500°C to 1100°C. Laser diffraction particle size analysis and X-ray diffraction (XRD) were used to assess the particle size and crystal phase transformations. …”
    Get full text
    Article
  10. 330

    Optimization of microstructure for HRE-free Nd-Fe-B magnets with improved properties by Yuxin Zhao, Rui Han, Meng Zheng, Xun Duan, Xiaoning Shi, Xianjun Hu, Hongsheng Chen, Dong Zhou, Shengzhi Dong, Wei Li

    Published 2025-03-01
    “…Electron backscatter diffraction and X-ray diffraction analyses revealed that the fine-crystalline magnets displayed an improved crystallographic orientation, which correlates with the enhanced mobility of the magnetic powders. …”
    Get full text
    Article
  11. 331

    Chemical, Mineralogical, and Refractory Characterization of Kaolin in the Regions of Huayacocotla-Alumbres, Mexico by L. M. Romero-Guerrero, R. Moreno-Tovar, A. Arenas-Flores, Y. Marmolejo Santillán, F. Pérez-Moreno

    Published 2018-01-01
    “…In the present work, the chemical, mineralogical, refractory, and microstructural characterizations of kaolinites from the Huayacocotla-Alumbres region, which is between Veracruz and Hidalgo border, by X-ray diffraction (XRD), polarization optical microscopy (POM), scanning electron microscopy (SEM), refractoriness proof (pyrometric cone equivalent), and thermogravimetric analysis (TGA) were carried out. …”
    Get full text
    Article
  12. 332
  13. 333

    The Effects of SLS on Structural and Complex Permittivity of SLS-HDPE Composites by Abubakar Dantani Meli, Zulkifly Abbas, Mohd Hafiz Mohd Zaid, Nor Azowa Ibrahim

    Published 2019-01-01
    “…Results showed the diffraction patterns reveal good amorphous quality with a genuinely properties structure. …”
    Get full text
    Article
  14. 334

    Minimum-Run Resolution IV Design for Optimized Bio Removal of Fe<sup>2+</sup> Using <i>Enteromorpha intestinalis</i> Aqueous Extract and Its Extract-Coated Silver Nanoparticles by Doaa G. El-Hosari, Fatma A. Mokhtar, Hussein A. Khalaf, Ahmed R. N. Ibrahim, Rehab M. Mohamed, Mofida E. M. Makhlof

    Published 2024-12-01
    “…Transmission electron microscopy (TEM) revealed that the nanoparticle size ranged from 5 to 44 nm, while X-ray diffraction (XRD) demonstrated a high degree of crystallinity. …”
    Get full text
    Article
  15. 335

    Deformation behavior and fracture mechanism of magnesium foil under low-temperature on-line heating rolling by Qiuyan Shen, Peng Zhang, Yi Liu, Yongxing Ba, Jiangfeng Song, Bin Jiang

    Published 2025-03-01
    “…This study extensively analyzed the deformation behavior of pure Mg foils at various rolling temperatures using techniques such as scanning electron microscopy (SEM), X-ray diffraction (XRD), and electron backscatter diffraction (EBSD). …”
    Get full text
    Article
  16. 336

    Physics for Scientists and Engineers with Modern physics / by Giancoli, Douglas C.

    Published 2008
    Table of Contents: “…Introduction, measurement, estimating -- Mechanics -- Describing motion -- Kinematics in two or three dimensions -- Dynamics -- Using Newton's laws -- Gravitation and Newton's synthesis -- Work and energy -- Conservation of energy -- Linear momentum -- Rotational motion -- Angular momentum -- Static equilibrium -- Fluids, vibrations, waves, sound -- Fluids -- Oscillations -- Wave motion -- Sound -- Kinetic theory and thermodynamics -- Temperature, thermal expansion, and the ideal gas law -- Kinetic theory of gases -- Heat and the first law of thermodynamics -- Second law of thermodynamics -- Electricity and magnetism -- Electric charge and electric field -- Gauss's law -- Electric potential -- Capacitance, dielectrics, electric energy storage -- Electric currents and resistance -- DC circuits -- Magnetism -- Sources of magnetic field -- Electromagnetic induction and faraday's Law -- Inductance, electromagnetic oscillations -- Maxwell's equations and electromagnetic waves -- Light -- Lenses and optical instruments -- The wave nature of light -- Diffraction and polarization -- Modern physics -- Special theory of relativity -- Early quantum theory and models of the atom -- Quantum mechanics -- Quantum mechanics of atoms -- Molecules and solids -- Nuclear physics and radioactivity -- Nuclear energy -- Elementary particles -- Astrophysics and cosmology.…”
    View in OPAC
    Book
  17. 337

    Catalytic Behaviors of Expansible Graphite in the Synthesis of Butyl Acetate by Xiu-Yan Pang

    Published 2012-01-01
    “…Eexpanded volume,x-ray diffraction and energy dispersive analysis for EG were carried, and its catalytic activity was detected in the reaction of acetic acid with butanol. …”
    Get full text
    Article
  18. 338

    Hydrothermal Synthesis of Leaf-Shaped Ferric Oxide Particles by Keqiang Ding

    Published 2009-01-01
    “…Images obtained from SEM (scanning electron microscope) revealed that leaf-shaped ferric oxides (around 1.5 μm in length) were clearly exhibited when the hydrothermal tempreature was 150 °C, while as the temperature was increased to 200 °C leaf-shaped ferric oxide particles with larger size were observed. XRD (X-ray diffraction) patterns testified that the obtained ferric oxides were α-Fe2O3 with well-structured crystal faces. …”
    Get full text
    Article
  19. 339

    Spectroscopic Characteristics and Color Origin of Red Tourmaline from Brazil by Ming Li

    Published 2022-01-01
    “…In the present paper, I report on the spectroscopic study for tourmaline color origin, performed red samples from Minas Geras State, Brazil, by gemological routine testing, X-ray diffraction, Fourier transform infrared spectroscopy, ultraviolet-visible spectroscopy, and X-ray photoelectron spectroscopy. …”
    Get full text
    Article
  20. 340

    Adsorption of Sulphur Dioxide Using Natural and Modified Gördes Clinoptilolites by Burcu Erdoğan Alver, Meryem Sakizci, Ertuğrul Yörükoğullari

    Published 2011-05-01
    “…The structural properties of the clinoptilolites were studied by X-ray diffraction (XRD) and Fourier-transform infrared (FT-IR) spectroscopy. …”
    Get full text
    Article