Results 31 to 40 of about 1,265,236 (80)

From Outer Space by Parachute [PDF]

open access: yes
Capability of parachutists and aircraft pilots to perform astronaut ...
Nikolayeva-Tereshkova, V.
core   +1 more source

Import of cytochrome c heme lyase into mitochondria [PDF]

open access: yes, 1992
Cytochrome c heme lyase (CCHL) catalyses the covalent attachment of the heme group to apocytochrome c during its import into mitochondria. The enzyme is membrane-associated and is located within the intermembrane space.
Drygas, Mariola E.   +4 more
core  

All electro--vacuum Majumdar--Papapetrou space--times with nonsingular black holes

open access: yes, 1994
We show that all Majumdar--Papapetrou electrovacuum space--times with a non--empty black hole region and with a non--singular domain of outer communications are the standard Majumdar--Papapetrou space--times.Comment: 9 pages ...
  +16 more
core   +1 more source

Automorphisms of two-dimensional right-angled Artin groups

open access: yes, 2007
We study the outer automorphism group of a right-angled Artin group A_G in the case where the defining graph G is connected and triangle-free. We give an algebraic description of Out(A_G) in terms of maximal join subgraphs in G and prove that the Tits ...
Behrstock   +11 more
core   +2 more sources

China and outer space [PDF]

open access: yes, 1989
Brückmann, H., Ferbert, A.
core   +2 more sources

The outer space of a free product

open access: yes, 2006
We associate a contractible ``outer space'' to any free product of groups G=G_1*...*G_q. It equals Culler-Vogtmann space when G is free, McCullough-Miller space when no G_i is Z. Our proof of contractibility (given when G is not free) is based on Skora's
Guirardel, Vincent, Levitt, Gilbert
core   +1 more source

Self-lubricating fluoride metal composite materials Patent [PDF]

open access: yes, 1968
Self lubricating fluoride-metal composite materials for outer space ...
Sliney, H. E.
core   +1 more source

Apparatus for assembling space structure [PDF]

open access: yes, 1978
An apparatus for producing a structure in outer space from rolls of prepunched ribbon or sheet material that are transported from the earth to the apparatus located in outer space is described.
Burch, J. L.   +3 more
core   +1 more source

Measuring Economic Growth from Outer Space [PDF]

open access: yes
GDP growth is often measured poorly for countries and rarely measured at all for cities. We propose a readily available proxy: satellite data on lights at night.
Adam Storeygard   +2 more
core  

Ownership in outer space [PDF]

open access: yes, 2021
Flicker M. R., Flicker M. R.
core  

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