Semiconductor methane sensors based on polycrystalline films Sm_1-x Eu_xS
in explosion-proof design

S. A. Kazakov, V. V. Kaminsky, N. V. Sharenkova, S. M. Soloviev, M. A. Grevtsev

3

Adjustable bipolar highly stable power supplies

A. N. Arseniev, A. G. Monakov, N. V. Krasnov, M. N. Krasnov

8

Reference thermogravimetric complex (TGC) for calibration of gas microstream sources and dynamic preparation of gas mixtures with traceable parameters. The defining of the reason of long-term change in productivity of gas (vapor) microstream sources

V. G. Gurevich, A. V. Pavlov, V. M. Konstantinov

18

Device to provide stable temperature in a dish containing living cells

V. V. Shugailo, S. A. Kostenko, Yu. S. Mednikova

28

Discriminant analysis algorithms for classification mass spectra of exhaled gases

V. V. Manoylov, Yu. A. Titov, A. G. Kuzmin, I. V. Zarutskiy

33

Boundary potential of biocolloids particles: quantitative analyses

A. G. Varekhov

43

Study of electrokinetic properties of segmented capillary columns with neutral
and negatively charged polymer sorbents

A. Yu. Shmykov, A. N. Krasovskii, N. A. Bubis, S. V. Mjakin, L. Sh. Boridko, L. M. Kuznetzov, V. E. Kurochkin

55

The study of dependence the infrared spectrum of magnetic fluid from magnetic field

A. I. Zhernovoy, Yu. V. Ulashkevich, S. V. Diachenko

65

The virtual thermal unit for numerical study of the growing process of shaped sapphire crystals

A. V. Borodin, M. V. Yudin , D. N. Franzev

70

About the properties of cylindrical mirrors for the accounting of electrons with the azimuthal component of velocity. The focusing and focus line

S. I. Shevchenko

81

Influence of ion-molecular reactions on a resolving power of ion mobility spectrometer
with Bradbury–Nielsen gate

I. V. Kurnin

90

The method for estimation of spectral peak parameters

L. V. Novikov, V. V. Kurkina

99

Theorem on integration and differentiation of 3D electric and magnetic potentials
which are homogeneous in Euler terms

A. S. Berdnikov, N. K. Krasnova, K. V. Solovyev

107

Harmonic integration of quasi polynomial potentials which are homogeneous
in Euler terms

A. S. Berdnikov, N. K. Krasnova, K. V. Solovyev

120

On the relations connecting the scattering field with the scattering amplitude

B. P. Sharfarets

128