Research Service and Measurements:

Certification and R&D of photorefractive mediums

1.      Measurements of photoconductivity at various wavelength
2.      TWM and FWM methods and non-steady-state electromotive force method
2.1.   Precise measurements:
2.1.1.      EO coefficients
2.1.2.      Diffusion and drift length of photo-induced (PI) charge carriers
2.1.3.      Debye screening length of PI charge carriers
2.1.4.      Writing time a hologram
2.1.5.      Maxwell relaxation time PI charge carriers
2.1.6.      Polarization characteristics of diffracted beams
2.2.   Determination of optimal parameters of photorefractive holographic writing for maximum photorefractive gain achievement

Optical and electro-magneto-optical (EMO) investigations

1.      Measurements:
1.1.   EO coefficients
1.2.   Kerr coefficient
1.3.   Verdet coefficient

Development of sensors based on EMO & PR effects

1.      Vibration sensors (include MEMS vibration sensors)
2.      Electric field sensors
3.      Magnetic field sensors
4.      Gas dust content sensors

Measurements of magneto-resistance with magnetic field up to 16 kOe

1. Investigations of perspective materials for spintronics
2. Investigations of optical magnetization

Sillenites Ltd.
Polytekhnicheskaya Street 26
St.Petersburg 194021
RUSSIA

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