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WEAR Study

Facts and information concerning NASA WEAR Competition

QuestionAnswer
What materials is Demron made of? tungsten - bismuth alloy
What is the middle layer of our suit made of? polyethylene Plastic
What is the inner and outer layer made of? Demron - tungsten - bismuth alloy
How many centimeters is the 1st layer base suit (closest to the skin) .8 centimeters
How many centimeters is the middle layer of polyethylene plastic? .5 centimeters
How many centimeters is the outer layer (exterior) of Demron .8 centimeters
Is this suit flexible? How? The middle layer is scaled and movable like fish scales. yet protective of BFO and Vital Organs
What does BFO stand for? Blood Forming Organs - those that are long bones that make blood cells in the bone marrow.
What particles is NASA concerned with in long term space travel? Protons with some heavier ions. In space these ions are stripped of their electrons and this leaves them positively charged.
What does HZE particles stand for? Highly charged energetic atomic nuclei
What is the concern with HZE particles? They are deeply penetrating
What does GCR stand for? Galactic Cosmic Rays
What does SPE Stand for? Solar Particle Event (Solar Flare)
What unit is radiation measured in? Sievert
What are the requirements of this suit? To protect Blood Forming Organs, To Protect Vital Organs from Solar Flares, To be comfortable, passive, and 50 pounds or less, and to be able to be put on in 30 min or less.
What is the thickness requirement? Thick enough to provide at least 1.5 grams per cm 2 areal density of radiation shielding.
What height of astronauts must it be able to fit? 4 foot 8 to 6 foot 4
What will astronauts have to do in this suit? work and sleep in it.
Created by: kerry.goode
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