Zobrazeno 1 - 10
of 82
pro vyhledávání: '"M. A. Slifkin"'
Autor:
Aharon Gedanken, Yitzhak Mastai, Alexandra Gabashvili, V. Palchik, Sujata Patra, M. A. Slifkin, Chitta Ranjan Patra, Yuri Koltypin
Publikováno v:
Journal of Nanoscience and Nanotechnology. 6:845-851
In this article, a simple microwave route was applied for the synthesis of nanoflakes and dendrite-type β-indium sulfide (In2S3) in high yield (>97%), using a homogeneous mixture of indium(III)chloride and thiourea in an ethylene glycol (EG)/polyeth
Publikováno v:
Glass Physics and Chemistry. 31:80-85
Nanocrystals of binary metal tellurides, such as PbTe, Ni2Te3, and Cu7Te5, are synthesized by the polyol method under microwave radiation and studied using X-ray powder diffraction, transmission electron microscopy, high-resolution transmission elect
Publikováno v:
Journal of Solid State Chemistry. 165:125-130
The Zintl compounds Na 4 SnSe 4 , K 4 Sn 2 Se 6 , and K 4 Sn 3 Se 8 were prepared for the first time using the microwave-assisted solid-state reaction method. The heteroanions of these phases represent oligomeric group of (zero-dimensional) molecular
Autor:
Divesh N. Srivastava, Vilas G. Pol, and A. M. Weiss, O. Palchik, V. Palchik, M. A. Slifkin, Aharon Gedanken
Publikováno v:
Langmuir. 18:3352-3357
Silver nanoparticles with an average size of ∼5 nm were deposited on the surface of preformed silica submicrospheres with the aid of power ultrasound. Ultrasound irradiation of a slurry of silica submicrospheres, silver nitrate, and ammonia in an a
Autor:
Aryeh Weiss, R. Harpeness, Oleg Palchik, S. Amiel, V. Palchik, M. A. Slifkin, Aharon Gedanken
Publikováno v:
Chemistry of Materials. 14:2094-2102
Nanocrystals of Ag2E (E = Se, Te) were prepared using the polyol reduction method under sonochemical irradiation. Particles were characterized using TEM, HRTEM, SEM, and XRD. The optical properties of the products were studied using photoacoustic spe
Publikováno v:
Journal of Materials Chemistry. 12:339-344
Nanoparticles of the Cd1 − xZnxSe alloy with different stoichiometries (x = 0.1, 0.2, 0.3) have been prepared using the microwave-assisted polyol method. In this simple and quick reaction the polyol (ethylene glycol) is both the solvent and the red
Publikováno v:
Chemistry of Materials. 13:2195-2200
The sonication of InCl3 with thioacetamide in an aqueous solution has led to different products, depending on the sonication temperature. Sonication at 0 °C yielded In2O3 as the major product and I...
Publikováno v:
Optical Materials. 16:87-91
A photoacoustic spectrometer is described which has been constructed to measure the spectra of photovoltaic or other solid materials in the ultraviolet (UV), visible and near infrared regions. The range of this photoacoustic spectrometer is from 0.3
Publikováno v:
Journal of Materials Chemistry. 11:874-878
The microwave-assisted polyol reduction method was applied to the preparation of CdSe “nanoballs”. The cubic and hexagonal forms of the CdSe nanoparticles obtained were analyzed by XRD, TEM, HRTEM, UV-VIS, photoluminescence (PL) and photoacoustic
Publikováno v:
Crystal Research and Technology. 30:517-530
Photoacoustic spectra of cleaved, polished and etched, and air-annealed n-type CuInSe 2 single crystals are measured at different frequencies between 30 and 312 Hz. The spectra related to the bulk of the crystals exhibit five structures due to defect