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of 602
pro vyhledávání: '"K. Prashar"'
Publikováno v:
Insight - Non-Destructive Testing and Condition Monitoring. 63:209-218
Phased array ultrasonic testing (PAUT) is now a widely used technique in industry for non-destructive testing. Arrays offer an intuitive view of the interior of a component from which geometric features and defects can be observed. Arrays also offer
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Publikováno v:
Catalysis Communications. 28:42-46
Pt nanoparticles of various sizes, viz. 8, 4.9, 3.6 and 1.8 nm were encapsulated in 2D hexagonal mesoporous silica by in-situ synthesis as well as post synthetic modifications so that the final catalyst composition was ≤ 1 wt.% Pt/SiO 2 . A kinetic
Autor:
Scott J. Larson, Ciena Bayard, Joseph Pestaner, Sunil K. Prashar, Marie Pierre-Louis, Lucas W. Zarwell
Publikováno v:
Journal of Analytical Toxicology. 36:440-443
The following tests were completed for the detection of drugs in the subject’s femoral blood: volatiles, immunoassay [Orasure, Bethlehem, PA: amphetamines, barbiturates, benzodiazepines, cocaine, methadone, phencyclidine (PCP), opiates, methampheta
Publikováno v:
Materials Characterization. 62:1166-1172
The growth of hydrothermally stable ordered meso-porous silica with M41S type structure interconnected around zeolite crystals was achieved from seeds normally nucleating the crystallization of micro-porous zeolite. The solid state NMR and FT-IR show
Publikováno v:
Applied Catalysis A: General. 403:91-97
Pt nanoparticles of narrow size distribution and average particle size of 4.4 nm are isolated exclusively inside SBA-12 mesoporous silica by a novel in situ method. The interaction of Pt precursor with surfactant–polymer composite micelle is follow
Publikováno v:
Industrial & Engineering Chemistry Research. 49:12180-12184
Ru(II) Phenanthroline [Ru(II)(Phen)n where n = 1,2,3] complexes were used as highly chemoselective catalysts for hydrogenation of nitro aryls using molecular hydrogen in an aqueous media. Water, universal solvent, was used as a reaction mixture for h
Publikováno v:
Chemistry of Materials. 22:1633-1639
Nanoparticle morphology could be engineered and fine-tuned based on a novel in situ template method. Different shapes of platinum nanoparticles were obtained from very low concentrations of precurs...
Autor:
Wang, Qian1 (AUTHOR), Deng, Weizhu1 (AUTHOR), Yang, Jian1 (AUTHOR), Li, Yaqing1 (AUTHOR), Huang, Hui1 (AUTHOR), Luo, Yayong1,2 (AUTHOR), Li, Zhongxia3 (AUTHOR), Dong, Zheyi1 (AUTHOR) dongzheyi@301hospital.com.cn, Chiefari, Eusebio (AUTHOR) echiefari@gmail.com
Publikováno v:
Journal of Diabetes Research. 11/4/2024, Vol. 2024, p1-14. 14p.
Autor:
Karl M. Kadish, Tony Khoury, Linda J. Govenlock, Paul J. Sintic, Riqiang Zhan, Maxwell J. Crossley, J. K. Prashar, Shunichi Fukuzumi,§ and, Wenbo E, Kei Ohkubo
Publikováno v:
Journal of the American Chemical Society. 129:6576-6588
Porphyrin-2,3-diones and porphyrin-2,3,7,8- and porphyrin-2,3,12,13-tetraones were shown to have a redox-active unit that can function independently of the macrocycle at large. Electroreduction of 5,10,15,20-tetrakis(3,5-di-tert-butylphenyl)porphyrin