Showing 4,381 - 4,400 results of 7,249 for search '"metals"', query time: 0.06s Refine Results
  1. 4381

    Radiolytic Synthesis of Colloidal Silver Nanoparticles for Antibacterial Wound Dressings by Pimpon Uttayarat, Jarurattana Eamsiri, Theeranan Tangthong, Phiriyatorn Suwanmala

    Published 2015-01-01
    “…Radiolytic synthesis provides a convenient and environmentally-friendly approach to prepare metallic nanoparticles in large scale with narrow size distribution. …”
    Get full text
    Article
  2. 4382

    Synthesis, Spectroscopic, and Biological Studies on New Zirconium(IV) Porphyrins with Axial Ligand by Gauri D. Bajju, Gita Devi, Sapna Katoch, Madhulika Bhagat, Deepmala, Ashu, Sujata Kundan, Sunil Kumar Anand

    Published 2013-01-01
    “…A series of parasubstituted tetraphenylporphyrin zirconium(IV) salicylate complexes (SA/5-SSAZr(IV)RTPP, R = p-H, p-CH3, p-NO2, p-Cl, SA = salicylate, and 5-SSA = 5-sulfosalicylate) have been synthesized, and the spectral properties of free base porphyrins, their corresponding metallated, and axially ligated zirconium(IV) porphyrin compounds were compared with each other. …”
    Get full text
    Article
  3. 4383

    Codesigned Wideband High-Efficiency Filtering SIW Slot Antenna with High Selectivity and Flat Gain Response by Peng Kai Li, Chang Jiang You, Hong Fang Yu, Yu Jian Cheng, Yuan Wang Yang, Jian Hua Deng

    Published 2018-01-01
    “…It consists of a SIW cavity, a transverse slot, three metal posts, and a SMA connector. Three metal posts split the SIW cavity into two TE110-mode resonators. …”
    Get full text
    Article
  4. 4384

    Design and Construction of a Monitoring System for Soil Moisture Content. by Wakooli, Bob Ivan

    Published 2023
    “…Connections from the metallic rods are interfaced to the control unit.…”
    Get full text
    Thesis
  5. 4385
  6. 4386

    Predicting electrocatalytic urea synthesis using a two-dimensional descriptor by Amy Wuttke, Alexander Bagger

    Published 2025-02-01
    “…We suggest that the adsorption energies of *H and *O on transition metal slabs predict the selectivity towards urea in the co-reduction of CO2 and nitrite ( $${{\rm{NO}}}_{2}^{-}$$ NO 2 − ).…”
    Get full text
    Article
  7. 4387

    Numerical investigation on stress corrosion cracking behavior of dissimilar weld joints in pressurized water reactor plants by Lingyan Zhao, He Xue, Fuqiang Yang, Yaohong Suo

    Published 2014-07-01
    “…There have been incidents recently where stress corrosion cracking (SCC) observed in the dissimilar metal weld (DMW) joints connecting the reactor pressure vessel (RPV) nozzle with the hot leg pipe. …”
    Get full text
    Article
  8. 4388
  9. 4389

    Surface Properties and Catalytic Activity of Ni/AlO–AlPO Catalysts by S.A. El-Hakam, A.A. El-Khouly, A.S. Khder

    Published 1999-05-01
    “…Thus, XRD studies demonstrated the presence of nickel metal, nickel aluminate spinel, γ-alumina and tridymite phases while both the surface areas and the porous structures were found to depend on the metal content and calcination temperatures. …”
    Get full text
    Article
  10. 4390
  11. 4391
  12. 4392

    Adsorptive removal of Ni and Cd from wastewater using a green longan hull adsorbent by Xingmei Guo, Sihan Tang, Yan Song, Junmin Nan

    Published 2018-02-01
    “…The adsorption kinetics for both metal ions on the longan hull can be described by a pseudo second-order rate model and are well fitted to the Langmuir adsorption isotherm. …”
    Get full text
    Article
  13. 4393

    Characterization of Blue Tourmaline from Madagascar for Exploring Its Color Origin by Ming Li

    Published 2022-01-01
    “…The research work emphasized the analysis of transition metal atoms, including their valence state and coordination number, in order to better understand the effect of transition metal cations on the color origin. …”
    Get full text
    Article
  14. 4394

    ACTIVITY AND PRESSURE OF MAGNESIUM STEAM IN ALLOYS Ni-Mg-Si-Fe and Cu-Mg-Si-Fe by V. N. Vlasov, S. V. Buldygin, U. A. Ageev, V. I. Shkurkin

    Published 2010-09-01
    “…The calculation of activity and pressure of magnesium vapour in melts Ni-Si-Mg-Fe and Cu-Si-Mg-Fe in metal systems at constant magnesium contents 6, 10, 14 и 18 mas.% and temperatures 1350 and 1450 °С is carried out in this work.…”
    Get full text
    Article
  15. 4395

    CONSTRUCTIVE PECULIARITIES OF MACHINES OF MULTIPLE TORSION. Part 2 by A. V. Vendeneev

    Published 2011-05-01
    “…Analysis of modern tendencies of development of high-speed twisting machines for hardware branch is carried out. the presented review shows that development of perspective types of equipment for production of strands, cables and metal cord is not finished and creation of highefficiency and economical twisting machines is being continued.…”
    Get full text
    Article
  16. 4396

    DETERMINATION OF POSSIBLE REASONS OF DEFECT FORMATION «MICROPITTING» IN HARD-ALLOY WIRE DRAWING INSTRUMENT IN WIRE DRAWING PROCESS by T. P. Kurenkova, I. P. Lazebnikova, T. N. Lipatkina

    Published 2011-05-01
    “…It is determined that during operation a hard wear along with uniform attrition occurs in working canal of die because of welding of metal particles to the material of die, what results in formation of separate microholes, their enlargement and further defect creation of type “micropitting of hard alloy”.…”
    Get full text
    Article
  17. 4397

    Technologies of using of powder materials in casting on consumable patterns by I. G. Sapchenko, S. G. Zhilin, O. N. Komarov

    Published 2003-08-01
    “…Using of powder materials in casting by investment patterns allowed to receive the porous extracting models with high thermal stability, quality of surface, to reduce considerably spoilage of shell forms and to produce founding from metal discards, what considerably reduces the cost of the output goods.…”
    Get full text
    Article
  18. 4398

    APPLICATION OF INJECTION TECHNOLOGIES IN METALLURGICAL PRODUCTION by S. V. Korneev

    Published 2011-05-01
    “…Analysis of injection technologies shows that the largest prevalence they got d at application on powerful electric arc furnaces and at out-of-furnace processing of big volumes of metal. at the same time theoretical and experimental basis of using of injection technologies is constantly being replenished with new investigations.…”
    Get full text
    Article
  19. 4399

    EXPERIENCE OF USE OF DEAD CATALYSTS FOR ALLOYING OF HIGH-CHROMIUM CAST IRONS by N. I. Urbanovich, G. S. Komarov, A. G. Kucherjavyj, G. V. Pavlovich, N. V. Romanova

    Published 2005-08-01
    “…At casting of high-chromium cast iron in electroarc and high-frequency induction furnaces it is necessary to insert dead nickel-chromium catalyst with the purpose of alloying of nickel in the form of briquette, and at casting in induction furnaces of mains frequency in milled type between the pieces of metal-charging.…”
    Get full text
    Article
  20. 4400

    Les textiles dans les tombes gauloises à dépôt de crémation en vase métallique : usages pratiques, mises en scène et perspectives anthropologiques (seconde moitié du vie s.-ve s. a... by Elsa Desplanques

    Published 2022-12-01
    “…The deposit of cremated remains in a metal vessel is a funerary practice adopted by a limited number of individuals belonging to the elite members of protohistoric European societies (Verger 1995b; Desplanques 2022). …”
    Get full text
    Article