| Отдел "Исследование Земли из космоса" |
Лаборатория 552 - Комплексные эксперименты
Сотрудники лаборатории:
Скворцов Евгений Иванович - зав. лабораторией
Дзюра Михаил Соломонович - ведущий конструктор
Кирсанова Надежда Ивановна - ведущий конструктор
Чурюмов Антон Николаевич - научный сотрудник
Шуган Игорь Викторович - ведущий научный сотрудник
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Задачи лаборатории:
1. Разработка современных радиофизических средств и методов
дистанционного зондирования.
2. Исследование характеристик морской поверхности методами
микроволнового активного и пассивного зондирования.
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Проекты лаборатории:
1. Microwave studies of the nonlinear dynamics of sea waves
(Grant #05-02- 16384, Russian Foundation for Fundamental Researches).
2. Electromagnetic wave scattering on sea surface in presents
of surface films (Grant #04-02- 16629, Russian Foundation
for Fundamental Researches).
3. The studies of the new class of the radiophysical phenomena:
microwave selfemission and backscattering of the sea surface,
perturbed by gas bubble flow. (Grant #02-02- 16012, Russian
Foundation for Fundamental Researches).
4. Microwave Backscatter from Mesoscale Breaking Waves on the
Sea Surface: Experimental Investigation and Model Development,
(CRDF RG1-2341-MO-02).
5. Generalized (three-scale) model of electromagnetic wave
scattering at the sea surface: experimental basis, theory
development, and model validation (Grant #01-02- 16174,
Russian Foundation for Fundamental Researches).
6. The complex radio hydrophysical and acoustical study of
water surface patterns perturbed by rain and wind
(Grant #98-02-16218, Russian Foundation for Fundamental Researches).
7. The study of rainfall influence on selfemission and
scattering of acoustic and electromagnetic waves by rough
water surface (Grant #96-02-19822, Russian Foundation
for Fundamental Researches).
8. Development of new methods and microwave remote instruments
for determination of sea wave patterns. (Grant #94-02-03307,
Russian Foundation for Fundamental Researches).
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Team Facilities Available:
The following microwave facilities have been developted by our team
and are at our disposal.
Two Polarization X-band Radar
with Digital Processing
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Main Radar Parameters:
|
Parameter | Value |
| Transmission frequency | 9.6 GHz |
| Transmission power | 6,5 kW |
| Polarization | HH, VV |
Antenna beam width:
vertical plane
horizontal plane |
22 њ
1 њ |
| Receiver sensitivity | -130 dB/W |
| Pulse duration | 50 ns |
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Two Polarization Coherent CW
Ka-band Scatterometer
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Main Scatterometer Parameters:
|
Parameter | Value |
| Transmission frequency | 38.7 GHz |
| Transmission power | 0.5 W |
| Polarization | HH, VV |
| Antenna beam width | 6 њ |
| Receiver sensitivity | -130 dB/W |
| Operation Mode | CW |
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Dual-Frequency C-band Scatterometer
(Dk-Spectrometer)
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Main Spectrometer Parameters:
|
Parameter | Value |
| Transmission frequency | 7.45-7.55 GHz |
| Transmission power | 0.25 W |
| Polarization | VV |
Antenna beam width:
vertical plane
horizontal plane |
10 њ
9 њ |
| Receiver sensitivity | -150 dB/W |
| Operation Mode | CW |
Number of
frequency channels |
16 |
| Frequency difference | 5-50 MHz |
Measured surface
wavelength range |
15-100 M |
| Incident angle | 30 њ |
Range of
output signals |
(-5,+5) V |
| Supply power | 50 W |
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Ka- and K-band Radiometer-Polarimeter
(microwave and control units)
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Main Radiometer Parameters:
|
Parameter | Value |
| Operation frequency | 19.5 - 37.5 GHz |
Fluctuation sensitivity
(integration time of 1s) | 0.05 K |
Polarization mode:
two polarization
two polarization pairs
12 values of the
polarization plane |
0 - 90 њ
(-45+45)њ (0 - 90)њ
0 - 180 њ |
| Antenna beam width | 12,9 њ |
Radiometer
frequency band | 1500 MHz |
Radiometer
noise temperature |
300 K |
Range of
output signals |
(-5,+5) V |
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Our team has available as well:
high resolution photographic camera,
automated portable weather station,
wire and laser wave probes,
computer techniques and software necessary
and sufficient to control the experiment
and to process experimental data.
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ИКИ РАН, 2009
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