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Acquisition of Data About the Radiological, Electromagnetic and Different Physical Environments on Board ISS, and Their Effects on the Safety of the Crew, Space Equipment and Materials (Brados)
Principal Investigator
Research Area:
Environmental monitoring
Radiation biology
Species Studied
Scientific Name: Homo sapiens Species: Human

The objective of this experiment was to develop methods in radiation dosimetry and radiobiology to improve techniques for measuring the radiation environment in low-Earth orbit and to for the assessment of biologically significant dosage loads on a human organism in space.

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Hajek M, Berger T, Vana N, Fugger M, Palfalvi JK, Szabó J, Eordogh I, Akatov YA, Arkhangelsky VV, Shurshakov VA. Convolution of TLD and SSNTD measurements during the BRADOS-1 experiment onboard ISS (2001). Radiation Measurements. 2008; 43(7): 1231-1236.

Pálfalvi JK, Akatov Y, Szabó J, Sajó-Bohus L, Eördögh I. Detection of primary and secondary cosmic ray particles aboard the ISS using SSNTD stacks. Radiat Prot Dosimetry. 2006;120(1-4):427-32. Epub 2006 May 30.[]

Cosmic radiation
Dose-response relationship, radiation
Equipment design
Radiation dosage
Radiation monitoring
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Data Information
Data Availability
Archive is complete. No data sets are available for this experiment. Please Contact LSDA if you know of available data for this investigation.

Absorbed dose
Dose equivalent, primary cosmic ray particles
Dose equivalent, secondary cosmic ray particles

Mission/Study Information
Mission Launch/Start Date Landing/End Date Duration
Expedition 1 10/31/2000 03/21/2001 141 days
Expedition 10 10/13/2004 04/24/2005 193 days
Expedition 11 04/14/2005 10/10/2005 179 days
Expedition 2 03/08/2001 08/22/2001 167 days
Expedition 3 08/10/2001 12/17/2001 129 days
Expedition 4 12/05/2001 06/19/2002 196 days
Expedition 5 06/05/2002 12/07/2002 185 days
Expedition 6 11/23/2002 05/03/2003 161 days
Expedition 7 04/25/2003 10/27/2003 185 days
Expedition 8 10/18/2003 04/29/2004 195 days
Expedition 9 04/18/2004 10/23/2004 188 days

Additional Information
Managing NASA Center
Johnson Space Center (JSC)
Responsible NASA Representative
Johnson Space Center LSDA Office
Project Manager: Pamela A. Bieri
Institutional Support
Russian Space Agency (RSA)