Zobrazeno 1 - 10
of 58
pro vyhledávání: '"D. N. Nasledov"'
Publikováno v:
physica status solidi (b). 62:351-359
A comparative study is made of the concentration dependences of the optical effective masses of holes in a series of p-type AIIIBV compounds. It is shown that in all compounds studied the optical effective mass of holes begins to increase under high
Autor:
A. S. Filipchenko, D. N. Nasledov
Publikováno v:
Physica Status Solidi (a). 27:11-26
Publikováno v:
physica status solidi (b). 33:897-903
The magnetic field influence on the Gunn vibrations and the low-frequency oscillations of the Gunn diode are investigated up to magnetic fields of 20 000 G. A considerable increase of the threshold field and a decrease of the threshold current are ob
Publikováno v:
Physica Status Solidi (a). 20:101-108
The results of investigations of the electrical and galvano-magnetic properties of p-type InSb crystals with various compensation degrees (k = 0.40 to 0.99) in the temperature range from 10 to 200° K are presented. On the basis of the four-level mod
Publikováno v:
Physica Status Solidi (a). 1:177-187
The magnetic field influence on the Gunn effect is investigated in order to get information about the transport phenomena in GaAs for strong electric fields (higher than the threshold). The effective mobility of carriers in the upper valleys, the mea
Publikováno v:
physica status solidi (b). 8:671-680
Zur Untersuchung des Streumechanismus fur die Elektronen wurde die Beweglichkeit an n-leitenden InSb-Kristallen im Temperaturbereich von 77 bis 773 °K und bei Storstellenkonzentration von 1015 bis 7 · 1018 cm−3 gemessen. Die erhaltenen Ergebnisse
Publikováno v:
physica status solidi (b). 35:139-144
The change of the spectral photosensitivity of GaP p-n junctions with electric field has been investigated. The Franz-Keldysh effect on indirect Γ15v X1, Γ15v X3 transitions has been found. The Γ15v X1 transitions involve emission and the absorpti
Publikováno v:
Physica Status Solidi (b). 27:45-49
Negative magnetoresistance is observed at low temperatures in cadmium antimonide crystals with hole concentration ≦ 5 × 1016 cm−3. The results of the investigation of the field, angular and temperature dependences in the temperature range 2.2 to
Publikováno v:
Journal of Scientific Instruments. 10:288-291
A mechanical switching device is described which will close an electric circuit for intervals of time of the order of 10-4 sec. A specially designed apparatus is fastened to the end of a wooden ring mounted on an electric motor shaft revolving at abo
Autor:
D. N. Nasledov
Publikováno v:
Journal of Applied Physics. 32:2140-2145
Conductivity in impurity bands is observed in gallium arsenide at low temperatures. The impurity banding phenomena observed in n‐ and p‐type crystals are markedly different due to the wide divergence in their effective masses. In the temperature