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THz天線和組件

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詳細介紹

THz天線和組件

TERA8-1
光電導天線

詳細規格:

TERA8-1

Antenna material

LT GaAs

Antenna structure

Wrapped dipole

Bandwidth

>4 THz

Dipole length

20 µm

Gap size

5 µm

Substrate size*

5.0 x 5.0 x 0.35 mm3

Laser wavelength

~800 nm

Optical power

<10 mW

Pulse duration

<100 fs

Repetition rate

100 MHz (80...250 MHz)

Electrical connection

structure on PCB

Bias voltage

recommended: ±35 V (max. ± 40 V)

*The chip is mounted on a 40 mm x 40 mm PCB.

警告:光功率10毫瓦在100 MHz激光重復率。

TERA8-1 antenna structure:

選項:

T8-H2太赫茲天線座

參考數據:

Electrical field as a function of time:

Corresponding spectrum of emitted THz radiation:

Test Conditions for Data Plots

  • Optical source: fs fiber laser operating at 780 nm and 100 fs pulse width
  • Data recorded with 20 μm dipole used on emitter and detector side
  • Mechanical chopper with 1 kHz
  • Lock-in detection with 30 ms integration time
  • 10 mW of optical input power at emitter and detector side
  • Up to 30 V bias for emitter

TERA10-DP25-FC /TERA10-SL25-FC

光纖耦合光電導天線

詳細規格:

TERA 10-SL25-FC

TERA 10-DP25-FC

Emitter

Receiver

Antenna material

LT InGaAs/InAlAs

LT InGaAs/InAlAs

Photosensitivity

up to 1.03 μm

up to 1.03 μm

Antenna structure

strip line, gap: 25 µm

dipole: 25 µm, gap: 10 µm

Fiber connection

PM-PANDA, l=106 cm, FC/APC connector

PM-PANDA, l=106 cm, FC/APC connector

Antenna electrical connection

BNC connector

BNC connector

Housing diameter

30 mm

30 mm

Operating conditions

Average optical power

<5 mW

<5 mW

Pulse duration

<100 fs

<100 fs

Repetition rate

100 MHz (80...250 MHz)

100 MHz (80...250 MHz)

Bias voltage

± 20 V

not applicable

Modulation frequency

up to 10 kHz (sine wave)

not applicable

Characteristics Measured in Fiber Testbed

THz pulse shape

Peak-to-peak time difference <700 fs

Peak-to-peak time difference <700 fs

THz bandwidth

>2 THz

>2 THz

Maximum of Fourier Spectrum

0.4 THz

0.4 THz

警告:光功率5 mW在100 MHz激光重復率。

參考數據:

Test conditions

Emitter*

Receiver**

Laser pulse width

<100 fs

<100 fs

Average power

5 mW

5 mW

*Pulse generator: +/- 20 V square wave, 1 kHz

**Lock-in: 107 preamplified

TERA15-TX-FC/TERA15-RX-FC
光纖耦合光電導天線

優勢:

·新:提高光譜和動態范圍

TERA 15-TX-FC

TERA 15-RX-FC

Emitter

Receiver

Antenna material

InGaAs/InAlAs

LT InGaAs/InAlAs

Photosensitivity

up to 1.57 μm

up to 1.57 μm

Antenna structure

strip line, gap: 100 µm

dipole: 25 µm, gap: 10 µm

Fiber connection

PM-PANDA, l=100 cm, FC/APC connector, SMF 28 fiber on request

PM-PANDA, l=100 cm, FC/APC connector, SMF 28 fiber on request

Antenna electrical connection

1 m SMB connector cable, BNC adapter

1 m SMB connector cable, BNC adapter

Housing diameter

24.95 mm

24.95 mm

Operating conditions

Average optical power

<30 mW

<40 mW

Pulse duration

<100 fs

<100 fs

Repetition rate

100 MHz (80...250 MHz)

100 MHz (80...250 MHz)

Bias voltage

0-60 V modulation, 60 V (unipolar)

not applicable

Modulation frequency

up to 75 kHz (unipolar)

not applicable

Characteristics Measured in Fiber Testbed

THz pulse shape

Peak-to-peak time difference <800 fs

Peak-to-peak time difference <800 fs

Maximum of Fourier spectrum

0.3 THz

0.3 THz

20 dB level

1.5 THz

1.5 THz

Noise floor

4.5 THz

4.5 THz

警告:光功率30 mW發射器,40 mW接收機在100 MHz激光重復率。

TERA15-FC THz-Antennas:

測量數據的測試條件:

激光模型C-Fiber HP,1560納米中心波長,100 MHz重復率,色散pre-compensated SMF 10米長,脈沖寬度在天線< 100 fs,兩個離軸拋物面鏡。

TX (Emitter)

RX (Receiver)

Optical mean power

20 mW

16 mW

Electrical in-/output

0-60 V, 2 kHz

107 premaplified lock-in

警告:光功率30 mW發射器,40 mW接收機(100 MHz重復率);電壓70 V。

TERA15-DP25/TERA15-SL25

光電導天線

詳細規格:

TERA 15-SL25

TERA 15-DP25

Emitter

Receiver

Antenna material

LT InGaAs/InAlAs

LT InGaAs/InAlAs

Photosensitivity

up to 1.57 μm

up to 1.57 μm

Antenna structure

strip line, gap: 25 µm

dipole: 25 µm, gap: 10 µm

Chip size*

1.5x4 mm, d=0.35 mm*

4x4 mm, d = 0.35 mm*

Operating conditions

Average optical power

<40 mW

<40 mW

Pulse duration

<100 fs

<100 fs

Repetition rate

100 MHz (80...250 MHz)

100 MHz (80...250 MHz)

Bias voltage

± 20 V

not applicable

Modulation frequency

up to 10 kHz (sine wave with offset, unipolar)

not applicable

Characteristics Measured in Fiber Testbed

THz pulse shape

Peak-to-peak time difference <700 fs

Peak-to-peak time difference <700 fs

Maximum of Fourier spectrum

0.3 THz

0.3 THz

20 dB level

1.5 THz

1.5 THz

10 dB level

>3 THz

>3 THz

*The chip is mounted on a 1.5 x 40 mm² PCB

警告:光功率30 mW發射器,40 mW接收機在100 MHz激光重復率。

推薦激光器:

Femtosecond Fiber Lasers,Models

T-Light

C-Fiber

選項:

T15-H2 THz Antenna Holder

參考數據:

TERA15 THz-Antennas

測量數據的測試條件:

激光模型系統C-FiberHP, 1560納米中心波長,100 MHz重復頻率、脈沖寬度小于100 fs

Emitter

Receiver

Optical mean power

30 mW

30 mW

Electrical in-/output

20 V, 1 kHz

107 premaplified lock-in

TPX50
TPX100
TPX200
Lenses for THz-Radiation

主要特點:

·高透明度在THz regime

·Pre-mounted

·容易調整在THz-path

·光學透明度范圍從780 nm - 1550 nm

TPX50 / TPX100 / TPX200

Wavelength

THz regime, 780 nm and 1550 nm

Material

TPX polymer

TPX50

plano convex lens, EFL 54 mm, 1.5"/37 mm diameter

TPX100

aspheric lens, EFL 100 mm, 1.5"/38 mm diameter

TPX200

aspheric lens, EFL 200 mm, 1.5"/38 mm diameter

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