TERAHERTZ (THZ) HOT ElECTRON BOLOMETER (HEB)DETECTORS FROM 0.3 to 70 THz 

Insight Product Company offers ultrafast superconducting hot-electron bolometers (HEBs) operating at terahertz frequency range. from 0.3 to 70 THz.
Superconducting hot electron bolometers HEBs are designed to detect and register the electromagnetic radiation pulses in the frequency range from 0.3 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

0.3-3 THz

1-12 THz

1-12 THz

25-70 THz

25-70 THz

Noise Equivalent Power NEP

3-5*10^-13 W*HZ^-0.5

5-7*10^-14 W*HZ^-0.5

<6 -8 *10^-11 W*Hz^-0.5

<1 -2 * 10^-11 W * Hz^-0.5

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

1-2*10^-12 W*HZ^-0.5

Response Time

50 ps

1 ns

0.1ns

1 ns

50 ps

1 ns

Maximum power handling capacity

50 uW

50 uW

 

10 mW

 

10 mW

1 mW

1 mW

Upper level of the dynamic range (3dB compression point)

0.1 uW

0.1 uW

 

50 uW

 

50 uW

2 uW

2 uW

Responsivity, V/W approx. 3,000 approx. 10,000
approx. 100
approx. 300
approx. 500
approx. 2,000

Bandwidth of cold (LHe temp.) HEMT amplifier

1 MHz - 3.5 GHz

10 kHz - 200 MHz

1 MHz - 3.5 GHz

10 kHz - 200 MHz

1 MHz - 3.5 GHz

10 kHz - 200 MHz

Total gain (including room temperature amplifying)

55-60 dB

55-60 dB

55-60 dB

55-60 dB

55-60 dB

55-60 dB

Cold filter and window of the LHe cryostat

Black PE filtering and HDPE window

Black PE filtering and HDPE window

Black PE filtering and HDPE window

Black PE filtering and HDPE window

High Resistivity Germanium window

High Resistivity Germanium window

Antenna type

12 mm Diameter Silicon hyperhemi-spherical lens and log periodic spiral antenna

12 mm Diameter Silicon hyperhemi-spherical lens and log periodic spiral antenna

12 mm or 4mm Diameter Silicon hyperhemi-spherical lens

12 mm or 4mm Diameter Silicon hyperhemi-spherical lens

12 mm Dia Germanium hyperhemi-spherical lens

12 mm Dia Germanium hyperhemi-spherical lens

Input beam, Max. Diameter
10 mm
10 mm

10 mm (3 mm)

10 mm (3 mm)
10 mm
10 mm
Input beam, Beam Pattern
F/3 to F/infinity (collimated beam)
F/3 to F/infinity (collimated beam)
F/3 to F/infinity (collimated beam)
F/3 to F/infinity (collimated beam)
F/3 to F/infinity (collimated beam)
F/3 to F/infinity (collimated beam)

Superconducting material of the sensitive element

NbN

MoRe

 

NbN

 

MoRe

NbN

MoRe


Liquid helium Cryostat characteristics
Type of cryostat
1
2
Volume of liquid helium
1.0 liter
2.0 liters
liquid helium hold time
more than 5 hours
more than 7 hours
Weight
9 kg
13 kg
Height
380 mm
490 mm
Diameter

150 mm

250 mm

The detector can be equipped by 3-4 degrees Kelvin closed cycle refrigerator system instead of LHe cryostat.
Element/Parameter Closed-cycle refrigirator Compressor Control Unit
Weight, kg
25
75
1
Length x width x height
240 x 240 x 580 mm
450 x 320 x 560 mm
240 x 260 x 140 mm
Preparation time
150 min
NA
NA
Maintenance, hours
10,000
30,000
NA
Power consumption
1.5 kW*
30 kW*

* Voltage of control unit and compressor: 100-240 V/50-60 Hz.

General parameters:

Number of channels: 1 or 2

Electrical connection: SMA-50 Ohm

Driver Interface: USB, LabVIEW

Advantages of the System:

Response time as low as 50 picoseconds.

Possibility for different beam geometry, beam pattern F/3 to F/infinity (collimated beam).

Registration of short pulses (THz pulses from nanoseconds to picosecond).

Ultra-high sensitivity.

 

Contact:

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


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