The properties of optical radiation detectors and radiometers / by George P. Eppeldauer.

Format:

Book

Author/Creator:

Eppeldauer, George P., author.

Language:

English

Subjects (All):

Radiometers.

Optical detectors.

Physical Description:

ix, 201 pages : illustrations ; 22 cm

Place of Publication:

Newcastle upon Tyne, UK : Cambridge Scholars Publishing, 2020.

Contents:

12 Photodiodes p. 2

2.1 Radiometric characteristics of photodiodes p. 2

2.1.1 Quantum efficiency and spectral responsivity p. 3

2.1.2 Spatial responsivity p. 16

2.1.3 Angular responsivity and polarization dependence p. 30

2.1.4 Temperature dependent responsivity p. 34

2.1.5 Noise equivalent power (NEP) and detectivity (D*) p. 38

2.1.6 Radiometric sensitivity p. 41

2.1.7 Responsivity-linearity p. 42

2.2 Electronic characteristics of photodiodes p. 45

2.2.1 Shunt resistance p. 45

2.2.2 Noise p. 51

2.2.3 Drift p. 61

2.2.4 Settling time p. 63

2.2.5 Silicon photodiodes stability p. 64

3 Photoconductors p. 68

3.1 Photoconductive (PC) detector signal measurements p. 68

3.1.1 Current mode measurement p. 68

3.1.2 Voltage mode measurements p. 69

3.2 PC HgCdTe (MCT) detectors p. 72

4 Optical bolometers p. 74

4.1 Electrical operation p. 75

4.2 Thermal operation p. 76

4.3 Bolometer characteristics p. 79

4.3.1 Resistance p. 79

4.3.2 Linearity p. 79

4.3.3 Spatial responsivity p. 80

4.3.4 Upper roll-off frequency p. 81

4.3.5 Cool-down time and stability p. 83

4.3.6 Spectral responsivity p. 83

4.4 Electrical substitution bolometer p. 87

5 Pyroelectric detectors p. 92

5.1 Thermal characteristics p. 92

5.1.1 Temperature coefficient of responsivity p. 93

5.2 Electrical characteristics p. 96

5.2.1 Extension of upper roll-off frequency p. 101

5.2.2 Noise-equivalent current p. 104

5.3 Radiometric characteristics p. 105

5.3.1 Spectral reflectance of black coatings p. 105

5.3.2 Spectral responsivity p. 111

5.3.3 Spatial uniformity of responsivity p. 115

5.3.4 Linearity p. 120

5.3.5 Decrease of NEP p. 120

6 Thermopiles p. 129

7 Photomultiplier tubes (PMT) p. 132

7.1 DC and AC measurement modes p. 133

7.2 PMT comparison to Si photodiode p. 134

8 Cryogenic thermal radiometers p. 136

8.1 Cryogenic thermal sensors (thermometers) p. 137

8.1.1 Germanium and carbon resistance thermometers p. 138

8.1.2 Rhodium-iron resistance thermometers p. 140

8.1.3 Cernox thin-film resistance thermometers p. 140

8.1.4 Si resistance thermometers p. 140

8.1.5 Superconducting kinetic inductance thermometer p. 141

8.1.6 High Tc superconducting resistance (transition edge) thermometer p. 142

8.2. Cryogenic thermal sensor applications p. 143

8.2.1 Constant current biasing circuit for thermal sensors p. 143

8.2.2 Bridge circuits p. 145

8.2.3 Sensitive cryogenic voltage amplifiers p. 151

8.2.4 Sensitivity comparison of temperature measuring circuits p. 155

8.2.5 Power measurements with thermal sensors p. 157

8.3 Temperature regulation and control for cryogenic thermal radiometers p. 161

8.4 Cryogenic Dewars p. 165

8.5 Cryogenic extrinsic (doped) infrared (IR) detectors p. 166

8.6 Cryogenic transimpedance amplifiers for doped IR detectors p. 169

9 Non-linearity issues p. 172

9.2 Non-linearity caused by biasing and measuring circuits p. 176

9.3 Non-linearity of special devices p. 179

9.3.1 Detector arrays (cameras, spectrographs) p. 179

9.3.2 Avalanche photodiodes p. 181

9.4 Non-linearity test methods p. 182

9.4.1 Recognized methods for assessing non-linearity p. 182

9.4.2 Other test methods p. 190

9.4.3 Uncertainty of non-linearity test methods p. 191

10 Comparison of detector characteristics p. 192

10.1 Selection of detectors for different applications p. 193

10.2 Electronic selection criteria of photodiodes p. 194

13 Solution of problems p. 203.

Notes:

Includes bibliographical references (pages 195-201)

ISBN:

1527555909

9781527555907

OCLC:

1173992245

Publisher Number:

99989631440