Zobrazeno 1 - 10
of 224
pro vyhledávání: '"M. A. Veksler"'
Publikováno v:
Semiconductors. 32:668-672
The stability of tunneling-thin (2–3 nm) SiO2 films during prolonged flow of high-density currents (102–103 A/cm2) was investigated. A sharp increase in the charge which a tunneling MOS structure is capable of transmitting without degradation on
Publikováno v:
Semiconductors. 32:1024-1026
The first observation of amplification of the photogeneration current in Au/SiO2/n-6H-SiC structures with a tunnel-thin insulator is reported. This effect can be used to increase the efficiency of existing UV-range 6H-SiC-based photodiodes. It also s
Publikováno v:
Likars'ka sprava. (7)
Statistical data for the period from 1985 to 1990 showed rise of primary invalidity due to traumas in most regions of the Ukraine. Taking into consideration the ratio of fractures in trauma structure we have analyzed invalidity on account of this kin
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 23:45-49
The hydrogenation of fructose on a Raney Ni catalyst, modified with optically active tartaric and glutamic acids, was studied using the method of mathematical experimental planning. The conditions under which the yield of sorbitol reaches 65.7% were
Autor:
M. A. Veksler
Publikováno v:
Pharmaceutical Chemistry Journal. 10:843-848
Publikováno v:
Pharmaceutical Chemistry Journal. 10:364-368
Publikováno v:
Pharmaceutical Chemistry Journal. 8:159-162
Diacetone-L-sorbose, an intermediate in the manufacture of ascorbic acid, can be prepared by the interaction of L-sorbose with acetone in the presence of a catalyst, a sulfocation-exchange resin [i]. A number of ion-exchange resins suitable for this
Publikováno v:
Measurement Techniques. 18:960-963
Publikováno v:
Pharmaceutical Chemistry Journal. 9:391-397
Publikováno v:
Pharmaceutical Chemistry Journal. 2:645-648
1. The influence of the hydrophobization of the working surface of glass electrodes with dimethyldichlorosilane on the results of measurements of hydrogen ion concentrations of various media used in the chemical and pharmaceutical industry under cond