TERAHERTZ HOT ElECTRON BOLOMETER DETECTORS FROM 0.1 to 70 THz 

Insight Product Company offers ultrafast superconducting hot-electron bolometers (HEBs) operating at terahertz frequency range. from 0.1 to 70 THz.
Superconducting hot electron bolometers HEBs are designed to detect and register the electromagnetic radiation pulses in the frequency range from 0.1 THz to 70 THz.
 

Technical data for HEB Detectors
Type of detector
1
2
3
4
5
6
Operating frequency range
0.3-3 THz
25-70 THz
0.3-3 THz
25-70 THz
0.1-30 THz
0.1-30 THz
Noise Equivalent Power NEP
3-5*10^-13 W*HZ^-0.5

4-5*10^12 W*HZ^-0.5

5-7*10^-14 W*HZ^-0.5
1-2*10^-12 W*HZ^-0.5
1-2*10^-10 W*HZ^-0.5
6-8*10^-11 W*HZ^-0.5
Response Time
50 ps
50 ps
1 ns
1 ns
50 ps
1 ns
Maximum power handling capacity
100 uW
1 mW
10 uW
1 mW
100 mW
100 mW
Upper level of the dynamic range (3dB compression point)
1 uW
10 uW
1 uW
10 uW
1 mW
1 mW
Bandwidth of cold (LHe temp.) HEMT amplifier

50 MHz - 1 GHz

or 1-2 GHz

or 1-4 GHz

50 MHz -1 GHz

or 1-2 GHz

or1-4 GHz

10-100 MHz
10-100 MHz

50 MHz -1 GHz

or 1-2 GHz

or 1-4 GHz

10-100 MHz
Total gain (including room temperature amplifying)
65-70 dB
65-70 dB
65-70 dB
65-70 dB
65-70 dB
65-70 dB
Cold filter and window of the LHe cryostat
Black PE filtering and HDPE window
High Resistivity Germanium window
Black PE filtering and HDPE window
High Resistivity Germanium window
High Resistivity Silicon window
High Resistivity Silicon window
Antenna type
Silicon hyperhemi-spherical lens and log periodic spiral antenna
Germanium hyperhemi-spherical lens
Silicon hyperhemi-spherical lens and log periodic spiral antenna
Germanium hyperhemi-spherical lens
Winston cone
Winston cone
Superconducting material of the sensitive element
NbN
NbN
Nb
Nb
NbN
Nb

Liquid helium Cryostat characteristics
Type of cryostat
1
2
3
Volume of liquid helium
0.5 liters
0.8 liters
2.0 liters
liquid helium hold time
more than 5 hours
more than 5 hours
more than 5 hours
Input optical window diameter
12 mm
20 mm
40 mm
Weight
5 kg
6.5 kg
18 kg
Height
360 mm
380 mm
490 mm
Diameter

150 mm

160 mm

260 mm

Temperature on the cold plate
4.2 K
4.2 K
4.2 K
Output signal connector type
SMA-50 Ohm
SMA-50 Ohm
SMA-50 Ohm

The detector can be equipped by 3-4 Kelvin closed cycle refrigerator system instead of LHe cryostat.
Closed cycle refrigerator system must fit the following requirements:
1. Refrigeration Capacity – not less than 0.4 W @ 4.2 K
2. Sample volume dimensions – diameter 100 mm and 50 mm height
3. Optical window diameter – not less than 15 mm

 

Contact:

E-mail: InsightProduct@yahoo.com
Phone: (617) 965-8151
Fax: (617) 965-2238


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