Alpes Lasers . TC-3 Datasheet download pdf (Page 22)

Continuous-wave FP QCL on Peltier RT-CW-FP-50-1080

0 0.2 0.4 0.6 0.8 1.0 1.2 1.4

Current [A]

Voltage [V]

Average power [W]

0°C

-30°C

-25°C

-20°C

-15°C

-10°C

-5°C

1.5 mm-long, 13 µm-wide

λ ≈ 9.2 µm

(-30°C) = 4.05 kA/cm

< 1.2 A

< 6 V

age

osto

n El

ect

@bose

BH distributed-feedback QCLs

0.01

0.1

1113 1115 1117

8.96 8.94

Frequency [cm

-1

]

[

Wavel

µm]

203K

500mA680mA

Ti / Au

InGaAs waveguide layer

dia

ond

n-InP top cladding

grating

Continuous-wave distributed-feedback quantum-cascade lasers

on a Peltier cooler: T. Aellen, S. Blaser, M. Beck, D. Hofstetter,

J.Faist, and E. Gini, Appl. Phys. Lett. 83, p.1929, 2003.

age

osto

n El

ect

@bose

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 65 66

Boston Electronics 2
-30C 0C +30C 2
Stéphane Blaser 3
Quantum cascade lasers 5
>>T 6
Temperature [K] 7
Two-phonon structure at 8 Pm 8
Applications 9
Bandwidth 10
• Medical diagnostics 11
• Remote sensing 11
Application fields 11
Single-mode operation: 12
Intensity [a.u.] 13
40 dB (limited by the 14
RT-P-DFB-1-608 15
How does a DFB tune? 16
Intensity [arb. units] 18
Linewidth [cm 19
Characteristics 20
CW operation at O§ 4.60Pm 21
LN2-CW-DFB-10-2171 21
Voltage [V] 22
Average power [W] 22
THz applications 23
New sources: 23
Terahertz applications: 23
Terahertz sources 23
Reliability of the devices 24
Ageing: theory 25
Ageing at 130°C: results 25
Production 26
Wavenumber [cm 27
Wavelength [µm] 27
Available products 28
Soon available 28
Available end 2004 28
PRODUCTS 29
Starter kit 31
Laser Diode Driver - LDD100 32
Pulse Generator - TPG128 33
Fields of applications: 35
Why the mid-infrared? 35
Detection techniques 36
Photoacoustic detection 37
Customers 38
TECHNOLOGY 39
Spectral characteristics 41
Beam Properties 44
0,0 mode 45
QCL FAQ List 46
Table of Contents 47
1.1 Geometry of QC lasers 49
1.2 How to handle a QCL 49
2.1 Electrical limits 51
2.2 Electrical properties 51
2.3 Optical properties 52
3.1 Operation of TE cooler 55
4.1 Thermal prope rties 58
4.2 Availability of CW lasers 58
5 General QCL questions 59
5.4 Tuning and linewidth 61
6 Commercial matters 63
7 Glossary and Abbreviations 64
Prod ucts 65
Getting started 65

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Alpes Lasers . TC-3 Datasheet Page 22

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