Results 91 to 100 of about 3,573 (187)

Conductive Circuit Containing a Polymer Composition Containing Thermally Exfoliated Graphite Oxide and Method of Making the Same [PDF]

open access: yes
A conductive circuit containing a polymer composite, which contains at least one polymer and a modified graphite oxide material, containing thermally exfoliated graphite oxide having a surface area of from about 300 m(sup.2)/g to 2600 m(sup.2)/g, and a ...
Aksay, Ilhan A., Prud'Homme, Robert K.
core   +1 more source

Cationic vinyl pyridine copolymers and products thereof [PDF]

open access: yes, 1978
Quaternized, cross-linked, insoluble copolymers of unsubstituted and substituted vinyl pyridines and a dihalo organic compound are spontaneously formed at ambient temperature on mixing the two monomers in bulk, in solution or in suspension. The amount of
Rembaum, Alan
core   +1 more source

Effect of TPB on curing reaction of HTPB-TDI

open access: yesJournal of Measurement Science and Instrumentation, 2014
Catalysis effect of triphenyl bismuth(TPB) on kinetics of hydroxyl terminated polybutadiene-toluene diisocyanate(HTPB-TDI) curing reaction was studied by non-isothermal differential scanning calorimetry(DSC).
OU Ya-peng   +2 more
doaj  

A feasibility study for Scout polar launches from NASA Wallops Flight Center [PDF]

open access: yes
The feasibility of launching the Scout vehicle into a polar orbit from Wallops Flight Center is discussed. The impact of proposed flights on vehicle hardware and range safety are defined.
Myler, T. R.
core   +1 more source

Booster Obsolescence and Life Extension (BOLE) for Space Launch System (SLS) [PDF]

open access: yes
A human mission to the moon and Mars is the stated space exploration goal of the United States and the international community. To achieve these goals, NASA is developing the Space Launch System (SLS) and the Orion crew capsule as key elements in the ...
Fuller, Michael E.   +4 more
core   +1 more source

Associative Polymers and Related Compositions, Methods and Systems [PDF]

open access: yes
Described herein are associative polymers capable of controlling one or more physical and/or chemical properties of non-polar compositions and related compositions, methods and ...
Jones, Simon   +3 more
core   +1 more source

Characterization, Operation and Analysis of Test Motors Containing Aluminized Hybrid Fuels [PDF]

open access: yes
NASA Marshall Space Flight Center's Materials and Processes Department, with support from the Propulsion Systems Department, has renewed the development and maintenance of a hybrid test bed for exposing ablative thermal protection materials to an ...
Boyer, J. Eric   +2 more
core   +2 more sources

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