The temperature changes of current - voltage and current - time characteristics having been investigated, data are used to define the type of conductivity and to determine the activation energy of the charge carriers. ...

Methods of turbidity measurement are discussed and a prototype of a turbidimeter, its design and parameters are described.

The principle of operation of a silicon controlled rectifying regulator of temperature, driven by impulses, is discussed. The main design data of a prototype and its parameters are given.

The temperature dependences of the electric permeability, electric conductivity. Seebeck coefficient and current - voltage characteristics for the solid solution (Pb[0,92]La[0,08]) (Zr[0,65]Ti[0,55) O[3], were studied. ...

A concept of improving the transient process in an on-off temperature control unit. The power fed to the heating element is gradually increased or decreased in response to a sawtooth waveform from a generator controlled ...

The influence of the admixture of 3% $PbO$, 1% $La_2O_3$ and 1% $Nb_2O_5$ on the electric properties (electric permeability, electric conductivity, Seebeck coeficient and current - voltage, current - time characteristics) ...