Official reports, hearing transcripts, case files and releases: the paper behind the cases. 2,872 documents, 2,610 mirrored with their text, 53,529 pages indexed, so a search reads inside them and lands on the page.
p. 15…The logical conclusion would be to carry radiation shielding into space to protect the
astronauts. The problem is that shielding…
p. 16…Radiation
Shielding
Material r
μ = attenuar,on coefficenl
Figure 3. Spherical Radiation Shield Surrounding a Point Source.
UNCLASSIFIED//F8A 8FFI…
p. 17…It also decreases through any
intervening radiation shielding material. The last term in equation 1.18, B(μr), is called…
p. 16…A 13-
centimeter (cm)-thick shield thus reduces the gamma ray flux by a factor 8.3 x 10-11…
p. 18…Working fluids for power
systems - inert gas
Payload • Requires massive shield • Shield required around
Integration from reactor
• Requires separation from…
p. 25…can be eliminated, reducing total propellant mass.
• Reduction in shielding and engine mass give lower initial mass low Earth orbit…
p. 5…to go to a
specified location, such as a shielded room; without the need to remain
perfectly motionless to reduce…
p. 14…Attempts have been made to
use High-Tc superconductors as a shielding material with some success (Reference 31),
but significant…
p. 32…Body-temperature superconducting materials may accomplish the shielding if
engineering development continues, and these could be combined with atomic
magnetometer…
p. 5…to go to a
specified location, such as a shielded room; without the need to remain
perfectly motionless to reduce…
p. 14…Attempts have been made to
use High -Tc superconductors as a shielding material with some success (Reference 31),
but significant…
p. 32…Body-temperature superconducting materials may accomplish the shielding if
engineering development continues, and these could be combined with atomic
magnetometer…
p. 5…Tritium has to be
continuously bred; these reactions yield fast neutrons, which require shielding
and cause structural materials to be…
p. 6…For mitigating shielding mass and
tritium fuel launch-safety concerns, non-neutron-generating "aneutronic" fusion fuels
were also adopted.
Aneutronic…
p. 16…All such studies abandoned the use of DT fusion fuels because of the
need for heavy shielding for the 14…
p. 10…a harsh
electromagnetic environment and will need to be shielded and safeguarded against
spurious behavior. In addition, there is the…
p. 18…The shields are up; the station is circling
the Earth in its own little magnetic bubble.
Soon enough, though, the…
p. 19…bandgap versus
temperature slope are both small, In addition, shielding the metallic nanostructures
against interference from stray electric or magnetic…
p. 5…interplanetary navigation, with the advantage that they
cannot be shielded or shadowed by planetary masses. Plasma interference
seen at planetary…
p. 37…OFFHil.tzL 1!181!! 8HL'f
Ll is an ideal location for solar monitoring, whereas L2 is permanently shielded from…
p. 39…a navigation aid for
interplanetary missions (with no planetary shielding) by mapping geoids in
interplanetary space via long baseline navigation…
p. 13…In other operations, such as welding, use of
specially designed fixtures incorporating inert shielding gas also effectively eliminates
concerns about…
p. 14…Had a metallic heat
shield that included the wing leading edges been used, this disaster arguably could
have been avoided…
p. 13…In other operations, such as welding, use of
specially designed fixtures incorporating inert shielding gas also effectively eliminates
concerns about…
p. 14…Had a metallic heat
shield that included the wing leading edges been used, this disaster arguably could
have been avoided…
p. 5…interplanetary navigation, with the advantage that they
cannot be shielded or shadowed by planetary masses. Plasma interference
seen at planetary…
p. 37UNCLASSIFIED//&OR Oii&ICI0L Ll&li QPIL¥
L1 is an ideal location for solar monitoring, whereas L2 is permanently shielded…
p. 39…a navigation aid for
interplanetary missions (with no planetary shielding) by mapping geoids in
interplanetary space via long baseline navigation…