방사능 탐지, 측정, 그리고 방호
- 포항공과대학교
- Valery Shvetsov
페이스북
트위터
카카오톡
네이버밴드
링크복사
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- 주제분류
- 공학 >정밀ㆍ에너지 >원자력공학
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- 강의학기
- 2012년 1학기
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- 조회수
- 5,366
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방사성: 탐지, 측정 그리고 방호
- 수강안내 및 수강신청
- ※ 수강확인증 발급을 위해서는 수강신청이 필요합니다
Radiation sources
차시별 강의
| 1. | |
Radiation sources | general information about ionizing radiation sources, radiation origin. Radiation types. Radioactive decay law. |  |
| 2. | |
Heavy charged particles interaction with matter | Main features of heavy charged particles (proton, alpha…) interaction with detector media. Derivation of the Bete-Bloch equation. SRIM software to calculate heavy charged particles ranges. | |
| 3. | |
Interaction of fast electrons and gamma-quanta with matter | Main features of fast electrons and gamma-quanta interaction with detector media. Ionization and radiation losses for electrons. Main processes of gamma-quanta interaction: photoelectric effect, Compton scattering and pair production. | |
| 4. | |
Neutrons interaction with matter. Dosimetry. | Main features of the neutrons interaction with detector media. Different types of neutron induced reactions. Biological effect of the ionizing radiation. General principles of radiation protection. Radiation units. | |
| 5. | |
General principles of radiation detection | General principles of radiation detection. Effects of ionizing radiation used in detectors. Basic requirements for the radiation detectors. Radiation detector modes of operation. | |
| 6. | |
Processes in gaseous detectors | General principles of operation of the gaseous detectors. Primary and total ionization. Charge collection. Diffusion, recombination and gas multiplication. | |
| 7. | |
Gaseous detectors: ionization chambers, proportional counters | Two basic types of the gaseous detectors: ionization chambers and proportional counters. Pulse shape. Energy resolution. Neutron proportional counters. | |
| 8. | |
Gaseous detectors: modern gaseous detectors | Review of the variety of modern gaseous detectors. | |
| 9. | |
Counting statistics, data treatment and analysis | Principles of statistical analysis of the experimental measurements. Binomial, Poisson and normal distributions. Systematical and statistical errors. | |
| 10. | |
Counting statistics, errors propagation | Principles of the errors propagation. Optimization of the counting experiment. | |
| 11. | |
Scintillation detectors: principles of operation | General principles of operation of the scintillation detectors. Mechanisms of light production. Scintillators classification. | |
| 12. | |
Photo sensors | Photo sensors used with scintillation detectors. Principles of operation, basic characteristics, examples of application. | |
| 13. | |
Gamma spectroscopy | Gamma spectroscopy with scintillation and semiconductor detectors. Peak shape dependents on detector size and shielding. | |
| 14. | |
General principles of the semiconductor detectors | Principles of operation of the semiconductor detectors. Migration of the charge carriers. Donor and acceptor impurities. Depleted region formation. | |
| 15. | |
High resolution semiconductor detectors for gamma spectroscopy | High purity Germanium (HpGe) semiconductor detectors: fabrication, types, pulse formation. Experiment on background activity measurements with HpGe detector. | |
| 16. | |
Application of the high resolution gamma-spectroscopy | Application of the high resolution gamma-spectroscopy. Neutron activation analysis. Air pollutions biomonitoring. | |
| 17. | |
Pulse processing | Pulse processing in pulse mode of the detector operation. Linear (analogue) and logic pulse. Pulse processing units. | |
| 18. | |
Pulse shaping, counting and timing | Principles of pulse shaping. CR and RC filters. Digital pulse processing. | |
| 19. | |
Pulse height analysis | Principles and methods of pulse height analysis. | |
| 20. | |
Natural radioactivity | Natural radioactivity. Sources and effects of the natural ionizing radiation. | |
| 21. | |
Fast neutrons detectors principles of operation | Principles of operation of neutron detectors. Fast neutrons detectors. Neutron spectra unfolding. Pulse shape discrimination. | |
| 22. | |
Low energy neutrons detectors | Principles of operation of slow neutrons detectors. Neutron convertors and reactions used for neutron detection. | |
| 23. | |
Neutron and gamma detectors at Space #1 | Mars Odyssey 2001 Mars orbiter NASA mission. High energy neutron detector (HEND). Seeking for water from the Martian orbit. | |
| 24. | Neutron and gamma detectors at Space #2 | Lunar Reconnaissance Orbiter (LRO) and Mars Science Laboratory (MSL) NASA missions. Neutron and gamma detectors onboard of the LRO and M니 | ||
| 25. | Neutron time of flight (TOF) spectroscopy at electron accelerator | Principles of the neutron time of flight (TOF) spectroscopy. TOF spectroscopy at electron accelerator. | ||
| 26. | Measurements of the high neutron flux densities at the pulsed reactor | Measurements of the high neutron flux densities at the pulsed reactor. Problems and solutions aroused from the extremely high pulsed neutron flux density. | ||
| 27. | Low background gamma spectroscopy | Low background gamma spectroscopy with HpGe detector. Methods of background suppression. | ||
| 28. | Course summary | Course summary |
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