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Operational radiation safety program for astronauts in low-earth orbit : a basic framework : recommendations of the National Council on Radiation Protection and Measurements.

Meinhold, C.B., Investigator, Non-NASA Center: Natl Council Radiat Prot Meas, Bethesda, MD.

Detalles Bibliográficos
Clasificación:Libro Electrónico
Autor Corporativo: National Council on Radiation Protection and Measurements
Formato: Electrónico eBook
Idioma:Inglés
Publicado: Bethesda, Maryland : National Council on Radiation Protection and Measurements, ©2002.
Colección:NCRP report ; no. 142.
Temas:
Acceso en línea:Texto completo
Tabla de Contenidos:
  • Cover
  • Preface
  • Contents
  • 1. Summary and Recommendations
  • 1.1 Components of an Operational Radiation Safety Program
  • 1.2 Team Management in the Radiation Safety Program
  • 1.3 Sources of Radiation in Space
  • 1.4 Dose Limits for Astronauts
  • 1.5 Sources of Exposure Included in the Dose Limits for Astronauts
  • 1.6 Types of Radiation to be Assessed
  • 1.7 Approach to Dose Assessment for Astronauts
  • 1.8 Operational Radiation Monitoring
  • 1.8.1 Area Monitoring
  • 1.8.2 Personal Dosimetry
  • 1.8.3 Calibration
  • 1.9 Biodosimetry
  • ""1.10 Immediate Dose Management and â€?â€?ALARA""""""1.11 Radiation Safety Training""; ""1.12 Dosimetry Record""; ""2. Objectives of the Operational Radiation Safety Program for Astronauts""; ""2.1 The Low-Earth Orbit Program""; ""2.2 Dose Limits for Astronauts""; ""2.2.1 Deterministic Limits""; ""2.2.2 Stochastic Limits""; ""2.3 Operational Radiation Protection Considerations""; ""3. Current Management of Astronaut Radiation Safety Program""; ""3.1 Flight Rules for Management of Dose""; ""3.2 Biomedical Research""; ""3.3 Individuals Involved in Management of Dose""; ""3.3.1 Astronaut""
  • 3.3.2 Flight Director3.3.3 Flight Surgeon
  • 3.3.4 Radiation Health Officer
  • 3.3.5 Space Radiation Analysis Group
  • 4. Radiation Environment in Low-Earth Orbit
  • 4.1 Trapped Electrons (0.5 to 6 MeV)
  • 4.2 Reentrant and Splash Albedo Electrons (1 MeV to>1 GeV)
  • 4.3 Trapped Protons (<10 MeV)
  • 4.4 Trapped and Solar Protons and Light Nuclear Particles (10 to 400 MeV)
  • 4.5 Galactic Cosmic Radiation Ions and High-Energy Secondary Fragments
  • 4.6 Charged Target Fragments
  • 4.7 Neutrons (0.1 to 500 MeV)
  • 4.8 Summary for Particle Types
  • 5. Approach to Dose Assessment for Astronauts5.1 Exterior Exposure Field
  • 5.1.1 Radiation Environment Models
  • 5.1.2 Spacecraft External Measurements
  • 5.2 Interior Exposure Field
  • 5.2.1 Shielding Models for the Space Shuttle, International Space Station, and Space Suits
  • 5.2.2 Spacecraft Internal Measurements
  • 5.3 Tissue Exposure Fields
  • 5.3.1 Human Shielding Models
  • 5.3.2 Occupancy Factors
  • 6. Data Collection and Interpretation for Dose Assessment
  • 6.1 Introduction
  • 6.2 Dose Quantities to be Determined
  • 6.3 Proposed Measurement Package
  • 6.3.1 General Discussion6.3.2 Proposed Measurement Package: Active Devices
  • 6.3.3 Proposed Measurement Package: Passive Devices
  • 6.3.4 Recommendations for Measurement Packages
  • 6.4 Accuracy, Performance Testing, and Calibration
  • 6.4.1 Operational Radiation Protection Requirements on Accuracy of Dose Measurements
  • 6.4.2 Tests of Instrument and Dosimeter Performance
  • 6.4.3 Calibration
  • 7. Role of Biodosimetry in Dose Assessment
  • 7.1 Electron Spin Resonance
  • 7.2 Biochemical Indicators
  • 7.3 Erythrocytes with Transferrin Receptors