Physics of Detection and Detectors of Optical Radiation

Course guarantor:

Ladislav Pína

Lecturer:

Ladislav Pína

Tutor:

Ladislav Pína

Supervisor:

Department of Laser Physics and Photonics

Synopsis:

Electromagnetic spectrum. Sources of electromagnetic radiation. Radiometric and photometric units. Ideal detector. External and internal photoefect. Quantum fluctuations of radiation. Noise of detector and electronic circuits. Dynamic range. Detectors based on external photoefect. Photocathodes. Electron multipliers. Microchannel plates. Image intensifiers. Detectors based on internal photoefect. Semiconductor detectors. Scintilators. Detectors of IR, VIS and UV radiation. X-ray detectors.. Pyroelectricity and pyrodetectors. Detector electronic circuits. Human eye.

Requirements:

Basic courses of mathematics and physics, atomic physics, electricity and magnetism, theory of electromagnetic field and electronic circuits.

Syllabus of lectures:

1.Electromagnetic spectrum. Sources of electromagnetic radiation.

2.Radiometric and photometric units.

3.Ideal detector. External photoefect. Internal photoefect. Fluorescence

4.Quantum fluctuations of radiation. Noise of detector and electronic circuits.

5.Basic detector characteristics. Voltage and current sensitivity, NEP, D a D*, DR.

6.Detectors based on external photoefect. Photocathodes. Photocathodes. Electron multipliers.

7.Electron multipliers. Electrooptical convertors.

8.Detectors based on internal photoefect. PIN detector.

9.CCD detectors and position sensitive detectors.

10.Detectors of IR, VIS and UV radiation. X-ray detectors.

11.Detector electronic circuits.

12.Scintilators.

13.Pyroelectricity and pyrodetectors.

14.Human eye.

Syllabus of tutorials:

Binomial, Poisson and Gauss statistical distributions. Quantum noise. Thermal noise. Blackbody radiation.

Study Objective:

Knowledge: To be trained in modern theory and techniques of detection and detectors of electromagnetic radiation in infrared to X-ray spectral region.

Capabilities: Design and applications of detection techniques in laboratory practice.

Study materials:

Key references:

[1] E.L.Dereniak, D.G.Growe: Optical Radiation Detectors, John Wiley and Sons, 1984

Recomended references:

[1] Dennis P.N.J.: Photodetectors

Note:

Time-table for winter semester 2024/2025:

	06:00–08:0008:00–10:0010:00–12:0012:00–14:0014:00–16:0016:00–18:0018:00–20:0020:00–22:0022:00–24:00
Mon
Tue	roomVH:L244 Pína L. 14:00–15:50 (lecture parallel1) Trója, těžké laboratoře, V Holešovičkách 2
Wed
Thu
Fri

Time-table for summer semester 2024/2025:

Time-table is not available yet

The course is a part of the following study plans:

• Fyzikální elektronika - Fotonika (elective course)
• Inženýrství pevných látek (elective course)
• Fyzikální elektronika - Laserová fyzika a technika (elective course)
• Kvantové technologie (elective course)
• Solid State Engineering (elective course)