Table of Contents
Radiation Safety Training for Unsealed Radiation Sources
PPT Slide
Introduction
Stability of an Atom
Radionuclide
Radioactive Decay
Radioactivity
Radioactivity
Radioactive (Physical) Half-life
Radioactive Decay
Radioactive Decay
Types of Radioactive Decay
Ionizing Radiation
Ionization
Basic Types of Ionizing Radiation
Alpha Particles
Alpha Particles
Beta Particles
Beta Particles and Electrons
Beta Particles and Electrons
Bremstrahlung
Bremstrahlung
Beta Particles and Electrons
Gamma and X Ray
Gamma and X Ray
Shielding of Gamma and X Ray
PPT Slide
Neutrons
Radiation Hazard
Measurements of Radiation Exposure
Absorbed Dose, D
Absorbed Dose, D
Equivalent Dose, HT
Equivalent Dose, HT
Radiation Weighting Factor, WR
Equivalent Dose, HT
Effective Dose, E
Effective Dose, E
Tissue Weighting Factor, WT
Biological Effects
Examples of Deterministic Effects
Stochastic Effects
Risks of Stochastic Effects
Acute and Chronic Exposures
Acute Radiation Syndromes
Acute Radiation Syndromes
Radiation Effects on Cells
Factors Affecting Biological Damage
Sources of Radiation: Natural Background
Sources of Radiation: Man-made
Radiation Doses from Different Sources
Principles of Radiation Protection
Dose Limit for the Whole Body
Dose Limit for Extremities
Dose Limit for Lens of the Eye
Dose Limits for the Public
The ALARA Approach
Responsibility of Radiation Users
Control Measures
Control Measures for Unsealed Sources
Protection Against External Exposure
Time
Distance
Shielding
Commonly-Used Beta Emitters at HKUST
External Hazard and Shielding of Betas
Commonly-Used Gamma Emitters in Labs
Source Reduction
Internal Hazards
Protection Against Internal Exposure
Radioiodines
Other Administrative Controls
Radiation Safety Program at HKUST
Legal Requirements of Radiation Use
Overview of Radiation Safety Program
Radiation Use Authorization (RUA)
Approval of RUAs
Radiation Use Authorization (RUA)
Revisions and Amendments of RUAs
Registration of Users
Purchasing of Radioactive Materials
Receiving of Radioactive Materials
Stock Form
Inventory of Radioactive Materials
Inventory Form
Storage of Radioactive Materials
Transfer of Radioactive Materials
Use of Radioactive Materials
PPT Slide
PPT Slide
PPT Slide
PPT Slide
Contamination Survey
Direct Monitoring for Contamination
PPT Slide
Indirect Monitoring for Contamination
Exposure Assessment: External
Dosimeters
Proper Use of Personnel Dosimeters
Exposure Evaluation: Internal
Radioactive Waste Management
Radioactive Waste Management
PPT Slide
PPT Slide
PPT Slide
Radioactive Waste Label
Waste Collection Form
Emergency: Spill of Radioactive Liquid
Emergency Procedures for Spills (cont.)
Personnel Decontamination
Area Decontamination
After an Accident
Medical Surveillance
Medical Surveillance
Radiation Safety
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