Properties and behaviour of radon and thoron and their decay products in the air

Journal of Aerosol Science

Volumn 25, Issue 2, 1994, Pages 219-263

  Porstendörfer, J ^a  

^a UNIVERSITY OF GÖTTINGEN   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

DEPOSITION; DISEASES; DOSIMETRY; ESTIMATION; MASS TRANSFER; MATHEMATICAL MODELS; PARTICLE SIZE ANALYSIS; PARTICLES (PARTICULATE MATTER); RADIOACTIVE MATERIALS; RADIOISOTOPES; RADON; SOLUBILITY;

AEROSOL SIZE DISTRIBUTION; LUNG CANCER; RADIOACTIVE AEROSOLS; RADIOACTIVE DECAY PRODUCTS; RADIOACTIVE PROPERTIES; RADIONUCLIDE; RADON PROBLEM; THORON;

ATMOSPHERIC AEROSOLS;

EID: 0028392273     PISSN: 00218502     EISSN: None     Source Type: Journal    
DOI: 10.1016/0021-8502(94)90077-9     Document Type: Review

References (158)

1. Untersuchungen zur Aerosoldeposition an Oberflächen
2. Über den Mechanismus der Aufladung von Nebeltröpfchen
3. Zur biologischen Strahlenwirkung des Radons und seiner Folgeprodukte
4. Radiation dosage to lungs from radon and its daughter products
5. Radon-222 emanation characteristics of rocks and minerals
6. Die Anlagerung von radioaktiven Atomen und lonen an Aerosolteilchen
7. Radon daughter activity size distributions
8. Geographical and time distribution of radioactivity in the air
9. Measurements of atmospheric radon-220 using delayed alpha-particle coincidences
10. Aerodynamic size associations of natural radioactivity with ambient aerosols
11. La fixation des petits ions atmosphériques sur les aérosols ultrafins
12. Nature of unattached RaA (Po-218) particles
13. Natürliche Radionuklide als Tracer zur Messung des turbulenten Austausches und der trockenen Deposition in der Umwelt
14. Aspects of travel and deposition of aerosols and vapour clouds
15. Transport of Gases To and From Grass and Grass-Like Surfaces
16. The dose to the trachea and bronchi from the decay products of radon and thoron
17. The kinetics of neutralization of Po-218
18. Transport of particles to surfaces
19. Steady-state vertical turbulent diffusion of radon
20. Direct measurement of radon-220 (thoron) exhalation from the ground
21. Measurements of radon 220 (thoron) in the atmosphere below 50 centimeters
22. Effective diffusion coefficient of radon in concrete, theory and method for field measurements
23. Study of radon 220 emanation deduced from measurement of vertical profile in the atmosphere
24. Use of natural radioactive tracers for the determination of vertical exchanges in the planetary boundary layer
25. 220Rn (Thoron) aus Baustoffen und deren praktische Bedeutung für die Strahlenexposition in Wohnräumen
26. Effects of trace gases and water vapour on the diffusion coefficient of polonium-218
27. Deposition of Suspended Particles from Turbulent Gas Streams
28. On the stationary charge distribution on aerosol particles in a bipolar ionic atmosphere
29. Dynamics of Rn, transport from the cellar to the living area in an unheated house
30. 222Rn concentrations outdoors and indoors: a review
31. Radon-222 content of the internal atmosphere of Hungarian residental buildings
32. Deposition of radon daughters in humans exposed to uranium mine atmospheres
33. The distribution of ambient radon and radon daughters in residential buildings in the New Jersey/New York Area
34. Radon daughter measurements in air at a height of 1 to 25 meters
35. Diurnal variation of radon daughter concentrations in the lower atmosphere
36. Environmental neutralization of polonium-218
37. A study of radon 220 emanation from soils
38. Monitoring of the atmospheric stability above an urban and suburban site using sodar and radon measurements
39. Der Lungenkrebs, die Bergkrankheit in den Schneeberger Gruben
40. Der Lungenkrebs, die Bergkrankheit in den Schneeberger Gruben
41. Der Lungenkrebs, die Bergkrankheit in den Schneeberger Gruben
42. Radon-222 measurement
43. Deposition of particles in the human respiratory tract in the size range 0.005–15 μm
44. Measurement of the size distributions of radon progeny in indoor air
45. Austausch- und Exhalationsmessungen in einem Waldgebiet mittels Radon-220 als Tracer
46. Untersuchungen zur Ablagerung von Aerosolen auf Vegetation und anderen Grenzflächen
47. Temperature effect on radon dynamics in two Swedish dwellings
48. Measurements of the effective attachment coefficient between RaA ions and condensation nuclei
49. Estimation of the vertical turbulent diffusivity from thoron profiles
50. A Survey of Radionuclide Contents and Radon Emanation Rates in Building Materials Used in the U.S.
51. 220Rn) content of the atmosphere
52. Results of continuous measurements of radon and its decay products in the lower atmosphere
53. Die natürliche Radioaktivität der Atmosphäre und ihre Bedeutung für die Strahlenbelastung des Menschen
54. Activity and potential alpha-energy of Rn-222 and Rn-220 daughters in different air atmospheres
55. The vertical distribution of radon 222, radon 220 and their decay products in the atmosphere
56. Dose to tissues and effective dose equivalent by inhalation of radon-222, radon-220 and their short-lived daughters
57. Lung dosimetry
58. A dosimetric model for tissues of the human respiratory tract at risk from inhaled radon and thoron daughters
59. The interaction between radioactive ions and condensation nuciei
60. Size distribution of radioactivity of the natural radioactive dust
61. Radon-222 concentrations and decay-products equilibrium in dwellings and in the open air
62. Modeling indoor concentrations of radon's decay products
63. Radon daughter plateout, part II. Predictional model
64. Size distribution of outdoor radon progeny aerosols
65. Measurements of radon daughter particle size
66. Measurements of the total and unattached radon daughters in a house
67. Diffusion coefficients for unattached decay products of thoron-dependence on ventilation and relative humidity
68. Indoor radon: the diurnal cycle
69. Die Anlagerung radioaktiver Atome an Aerosole (Schwebstoffe)
70. Eine Bestimmung des Stromes fühlbarer Wärme und der Schubspannungsgeschwindigkeit aus Temperatur und Windgeschwindigkeitsdifferenzen
71. Seasonal variations in the concentration of airborne radon and thoron daughters
72. Emission and deposition of petrol engine exhaust Pb-1. Deposition of exhaust Pb to plant and soil surfaces
73. 212Pb for the study of Aitken nuclei within the lower troposphere
74. Untersuchungen in der Grubenluft in den Schneeberger Gruben auf den Gehalt an Radium-Emanation
75. Diurnal variations of radon and thoron decay product concentrations in the surface layer of the atmosphere and their washout by precipitations
76. 220Rn progeny in Colorado homes
77. Background concentrations of radon and radon daughters in Canadian houses
78. Emanation and exhalation of radon and thoron gases from soil particles
79. The effect of particle size on the escape of recoiling RaB atoms from particulate surfaces
80. Radioactive aerosol produced by radon in room air
81. Natural radioactivity of the atmosphere over the Indian land mass, inside deep mines, and over adjoining oceans
82. Die radioaktive Markierung von Aerosolen
83. Die Verteilung der natürlichen Radioaktivität auf das Gröβenspektrum des natürlichen Aerosols; Messungen bei Beladung mit Thoron-Folgeprodukten
84. Mechanisms of transport from the atmosphere to the Earth's surface
85. Dosimetry aspects of exposure to radon and thoron daughters products
86. 214Pb in ambient aerosols
87. Size spectroscopy of radioactive aerosols by means of electrostatic precipitation
88. Die Diffusionskoeffizienten und mittleren freien Wegl�ngen der geladenen und neutralen Radon-Folgeprodukte in Luft
89. Die experimentelle Bestimmung der Koeffizienten der Anlagerung der neutralen und elektrisch geladenen Radon-Folgeprodukte an Aerosole
90. Die anlagerungsgechwindigkeit der elektrisch geladenen und neutralen Emanationsfolgeprodukte an das atmosph�rische Aerosol
91. Behaviour of radon daughter products in indoor air
92. Indoor radon exposure in the Federal Republic of Germany
93. Diurnal variation of the concentrations of radon and its short-lived daughters in the atmosphere near the ground
94. Influence of meteorological parameters on the transport of radon from soil air into indoor air
95. Daily variation of the radon concentration indoors and outdoors and the influence of meteorological parameters
96. Adsorption probability of atoms and ions on particle surfaces in submicrometer size
97. Influence of nuclei concentration and humidity upon the attachment rate of atoms in the atmosphere
98. Influence of Electric Charge and Humidity Upon the Diffusion Coefficient of Radon Decay Products
99. Free fractions, attachment rates and plate-out rates of radon daughters in houses
100. Radioactive aerosols in the lower atmosphere
101. Die Ausscheidungen teilchenförmiger Spurenstoffe aus der Atmosphäre durch Auswasch- und Depositionsvorgänge
102. Experimental determination of the attachment coefficients of atoms and ions on monodisperse aeosols
103. The Influence of Exhalation, Ventilation and Deposition Processes Upon the Concentration of Radon (222Rn), Thoron (220Rn) and Their Decay Products in Room Air
104. Measurement of the diffusion coefficients of RaA
105. 212Pb particles by means of the classical theory of cluster formation
106. Investigation of the indoor aerosol and its effect on the attachment of radon daughters
107. The diurnal and seasonal changes in short-lived radon-thoron daughters' concentrations in the coastal and inland regions of India and their possible relation to regional climatology
108. Measurements of the short-lived radon daughters in the indoor and outdoor environment
109. Thoron gas concentration aerosol characteristics of thoron decay products
110. Activity size distributions of the short-lived radon decay products and their influence on the deposition probability in the human lung
111. The unattached fraction of the short-lived radon decay products in indoor and outdoor environment
112. Analysis of radiation exposures on or near uranium milltailing piles
113. 220Rn at varied indoor locations within the United States
114. Investigation of radon daughters
115. Size spectra of radioactive aerosols
116. Measurements on aerosols in the size range below 0.1 μm
117. Particle diffusivities and deposition velocities over a horizontal smooth surface
118. Particle eddy diffusivities and deposition velocities for isothermal flow and smooth surfaces
119. Predicted dry deposition velocities
120. Dry deposition of particles
121. An evaluation of the pulmonary radiation dosage from radon and its daughter products
122. On the mechanisms of emanation of radioactive minerals and ores
123. 222Rn and their short-lived daughter product concentrations in the atmosphere
124. On the charging of condensation nuclei by air ions
125. Application of diffusion batteries to measurement of submicron radioactive aerosols
126. Dry deposition and resuspension of aerosol particles—A new look at some old problems
127. Some approximations for the wet and dry removal of particles and gas from the atmosphere
128. Diurnal variation of radon measured indoors and outdoors in Grand Junction, Colorado, and Teaneck, New Jersey, and the influence that ventilation has on the build-up of radon indoors
129. 21Pb concentrations in the air of private and public buildings and their dependency on meteorological parameters
130. Characterization of indoor atmospheres
131. A study on radon in dwellings
132. The influence of moisture and temperature on radon exhalation
133. The size of attached and unattached radon daughters in room air
134. Effect of moisture content on radon emanation from uranium ore and tailings
135. New methods of measuring thoron (radon 220) exhalation
136. The equilibrium factor F
137. Radon migration in the ground: a review
138. Radon migration in the ground: a supplementary review
139. A study of the two-filter method for radon-222
140. Indoor radon progeny particle size distribution measurements made with two different methods
141. Sources and biological effects of ionizing radiation
142. Sources and biological effects of ionizing radiation
143. The equilibrium of attached and unattached radon daughters in the domestic environment
144. Measurements of the deposition rates of radon daughters on indoor surfaces
145. Untersuchungen zur Frage der natürlichen Radioaktivität der Luft in Wohn- und Aufenthaltsräumen
146. Radon daughter equilibrium in dwellings
147. Der Einfluβ unterschiedlicher Baumaterialien auf die Radonkonzentration in Wohnräumen
148. Plain and Beaded Wire Geiger Counters for X-Rays
149. Daily and annual courses of natural atmospheric radioactivity
150. Radon-222 flux measurements in widely separated regions
151. A comparison of measurements of thoron, radon and their daughters in a test house with model predictions