Results 81 to 90 of about 11,111 (215)

Advancements in liquid marbles as an open microfluidic platform: Rapid formation, robust manipulation, and revolutionary applications

open access: yesDroplet, Volume 4, Issue 2, April 2025.
A sessile LM‐shaped microdroplet system, featuring by three logical internal layers that represent rapid formation, robust manipulation, and revolutionary applications respectively. Abstract Liquid marbles (LMs) have become a focal point in microfluidics for their efficient manipulation of small liquid volumes.
Tong Tong   +3 more
wiley   +1 more source

Behavior of nozzles and acoustic liners in three-dimensional acoustic fields Quarterly report, 1 Sep. - 31 Dec. 1969 [PDF]

open access: yes
Theoretical studies and test facility installation for investigating behavior of rocket nozzles and acoustic liners in three dimensional acoustic ...
Daniel, B. R.   +2 more
core   +1 more source

Nuclear thermal rocket nozzle testing and evaluation program [PDF]

open access: yes
Performance characteristics of the Nuclear Thermal Rocket can be enhanced through the use of unconventional nozzles as part of the propulsion system. The Nuclear Thermal Rocket nozzle testing and evaluation program being conducted at the NASA Lewis is ...
Davidian, Kenneth O.   +1 more
core   +1 more source

Import substitution and development prospects for the development and use of domestically produced adhesive compositions [PDF]

open access: yesКосмические аппараты и технологии
A pressing issue is the formation of an adhesive joint between rubber and metal with increased adhesive characteristics in elastic movable joints of nozzles in rocket and space technology. The results of tests of new domestic adhesives of the «Permlok-01»
G. I. Shaidurova   +4 more
doaj  

Unified computer codes: Properties data for low cost nozzle materials [PDF]

open access: yes
The development of the analytic capability to predict the thermal ablation response of promising low cost materials for rocket nozzles is ...
Bedard, R., Chu, E., Tong, H.
core   +1 more source

Numerical method for calculating the nozzle thrust of a wide-range rocket engine

open access: yesНаучно-технический вестник информационных технологий, механики и оптики
A numerical method for calculating the thrust of a wide-range rocket engine nozzle has been developed. This type of engine is equipped with an annular nozzle with a flat central body and is designed to operate in the upper atmosphere and in vacuum.
A. A. Kirshina   +2 more
doaj   +1 more source

Multi-Objective Optimization of Rocket-Type Pulse Detonation Engine Nozzles

open access: yesAerospace
This numerical study addressed the multi-objective optimization of a rocket-type Pulse Detonation Engine nozzle. The Pulse Detonation Engine consisted of a constant length, constant diameter cylindrical section plus a nozzle that could be either ...
Alberto Gonzalez-Viana   +3 more
doaj   +1 more source

Characteristics of H2/air annular jet flames using multiple shear coaxial injectors

open access: yesJournal of Fluid Science and Technology, 2014
The heat transfer characteristics for the process tubes of a cracking furnace and the combustion chamber wall of a liquid oxygen/gas hydrogen rocket engine, both of which use multiple nozzles, are very important in terms of performance and safety.
Wataru MIYAGI   +3 more
doaj   +1 more source

Rocket nozzle thermal shock tests in an arc heater facility [PDF]

open access: yes
A rocket motor nozzle thermal structural test technique that utilizes arc heated nitrogen to simulate a motor burn was developed. The technique was used to test four heavily instrumented full-scale Star 48 rocket motor 2D carbon/carbon segments at ...
Painter, James H., Williamson, Ronald A.
core   +1 more source

Lunar landing flight research vehicle Patent [PDF]

open access: yes, 1965
Lunar landing flight research ...
Allen, J. G., Jr., Levin, K. L.
core   +1 more source

Home - About - Disclaimer - Privacy