Results 71 to 80 of about 1,311 (196)

Gas storage cylinder formed from a composition containing thermally exfoliated graphite [PDF]

open access: yes, 2012
A gas storage cylinder or gas storage cylinder liner, formed from a polymer composite, containing at least one polymer and a modified graphite oxide material, which is a thermally exfoliated graphite oxide with a surface area of from about 300 m(exp 2)/g
Aksay, Ilhan A., Prud'Homme, Robert K.
core   +1 more source

Azidated Ether-Butadiene-Ether Block Copolymers as Binders for Solid Propellants [PDF]

open access: yes, 2016
Polymeric binders for solid propellants are usually based on hydroxyl-terminated polybutadiene (HTPB), which does not contribute to the overall energy output.
Cappello, Miriam   +4 more
core   +1 more source

A Structural Integrity Perspective for the Assessment of Ageing in Composite Solid Propellants

open access: yesPropellants, Explosives, Pyrotechnics, Volume 50, Issue 10, Page 152-158, October 2025.
ABSTRACT Composite solid propellants (CSPs) are critical materials in the defence and aerospace industries, known for their complex mechanical behaviour and susceptibility to ageing. This study explores the application of Principal Component Analysis (PCA) to discriminate the ageing degradation of CSPs based on structural integrity parameters.
Mario Martínez   +3 more
wiley   +1 more source

Performance evaluation of commercial copper chromites as burning rate catalyst for solid propellants [PDF]

open access: yes, 2010
Copper chromites are well known as burning rate catalysts for the combustion of composite solid propellants, used as a source of energy for rocket propulsion.
Eunice Aparecida Campos   +5 more
core  

Recycling Waste Rubber Into Single‐Walled Carbon Nanotubes: Narrow Chirality Distribution and Hydrogen Byproduct

open access: yesCarbon Neutralization, Volume 4, Issue 5, September 2025.
A magnesia‐supported cobalt catalyst is designed to effectively upcycle waste rubbers and tires, producing high‐quality single‐walled carbon nanotubes with a narrow chirality distribution and hydrogen. This approach is applicable to six different types of rubber products and real‐world tires, offering a new pathway for waste rubber recycling and ...
Zhaoyang Han   +11 more
wiley   +1 more source

Real-time visualization and numerical investigation of the dynamic compression response behaviours of single AP/HMX particles embedded in an HTPB binder

open access: yesDefence Technology
An in-depth understanding of the behaviours of solid propellants under low-velocity impact loads is crucial for enhancing their safety in applications such as aerospace propulsion.
Yiming Zhang   +6 more
doaj   +1 more source

Effect of energy content of the nitraminic plastic bonded explosives on their performance and sensitivity characteristics

open access: yesDefence Technology, 2019
Information about the forty nine nitraminic plastic bonded explosives (PBXs) and different nitramines were collected. Fillers of these PBXs are nitramines 1,3,5-trinitro-1,3,5-triazinane (RDX) and β-1,3,5,7-tetranitro-1,3,5-tetrazocane (β-HMX), cis-1,3,4,
Svatopluk Zeman   +3 more
doaj   +1 more source

Executive Summary of Propulsion on the Orion Abort Flight-Test Vehicles [PDF]

open access: yes
The National Aeronautics and Space Administration Orion Flight Test Office was tasked with conducting a series of flight tests in several launch abort scenarios to certify that the Orion Launch Abort System is capable of delivering astronauts aboard the ...
Barnes, Marvin W.   +6 more
core   +4 more sources

Thermally exfoliated graphite oxide [PDF]

open access: yes, 2011
A modified graphite oxide material contains a thermally exfoliated graphite oxide with a surface area of from about 300 sq m/g to 2600 sq m/g, wherein the thermally exfoliated graphite oxide displays no signature of the original graphite and/or graphite ...
Abdala, Ahmed   +2 more
core   +1 more source

Enhancing energetic features of HTPB binder through nitro-functionalization and nitrocellulose doping

open access: yesFirePhysChem
This study presents a double modification strategy to enhance hydroxyl‑terminated polybutadiene (HTPB) properties as an energetic binder. HTPB was chemically nitrated to obtain nitro-HTPB (NHTPB), then blended with nitrocellulose (NC) at different ratios
Mohammed Jouini   +7 more
doaj   +1 more source

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