Results 81 to 90 of about 301,138 (269)

Numerical study on the influence of plugging rate on the performance of adjustable steam ejector

open access: yesInternational Journal of Fluid Engineering
During the operation of thermal power plant systems, severe challenges to the quality and safety of the heat supply arise owing to the effects of peak regulation.
Jianxiang Gao   +3 more
semanticscholar   +1 more source

Impact Reactivation of a Hydrothermal System in Basalt in the Vargeão Dome Impact Structure, Brazil

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 2, February 2026.
Abstract As hydrous minerals have been observed in impact craters on Mars, impact‐generated hydrothermal systems (IGHSs) have been considered as potential habitats for life on that planet. The Vargeão Dome, a 12 km wide impact structure in southern Brazil, was formed in basalts with at least two hydrothermal alteration stages.
Jitse Alsemgeest   +5 more
wiley   +1 more source

A Steam Ejector Refrigeration System Powered by Engine Combustion Waste Heat: Part 2. Understanding the Nature of the Shock Wave Structure

open access: yesApplied Sciences, 2019
In general, engine fuel combustion generates 30% waste heat, which is disposed to the environment. The use of the steam ejector refrigeration to recycle the waste heat and transfer them to useful energy source could be an environmentally friendly ...
Yu Han   +9 more
doaj   +1 more source

The impact of nanotechnology on textile coloration—A mini‐review

open access: yesColoration Technology, Volume 142, Issue 1, Page 26-51, February 2026.
Abstract Coloration is a key feature in the textile industry that adds value to the final apparels. This coloration of textile products is done by conventional methods which involve huge amounts of water pollution and wastages of textile colourants. Several approaches have been taken to eliminate these issues by advanced dyeing methods, however, due to
Solaiman Bin Ali   +2 more
wiley   +1 more source

Sustainable bioceramics, biopolymers, and composites for bone applications: From bench to production

open access: yesInternational Journal of Applied Ceramic Technology, Volume 23, Issue 1, February 2026.
Abstract In response to environmental challenges and primary resource scarcity, sustainable approaches that rely on recycling and reusing waste materials are becoming highly valuable and appealing options in modern society. These strategies have started being applied in biomaterials science, too, leading to the advent of new synergies between ...
Bohan Zhang, Francesco Baino
wiley   +1 more source

Advanced ramjet concepts program [PDF]

open access: yes
Uniquely advantageous features, on both the performance and weight sides of the ledger, can be achieved through synergistic design integration of airbreathing and rocket technologies in the development of advanced orbital space transport propulsion ...
Leingang, J. L.
core   +1 more source

An Overview of Follow-On Testing Activities of the A-3 Subscale Diffuser Test Project [PDF]

open access: yes, 2009
An overview of NASA Stennis Space Center's (SSC) A-3 Subscale Diffuser Test (SDT) Project is presented. The original scope of the SDT Project, conducted from April 2007 to January 2008, collected data to support mitigation of risk associated with design ...
Ryan, James E.
core   +1 more source

The hydrogen sulfide emissions abatement program at the Geysers Geothermal Power Plant [PDF]

open access: yes
The scope of the hydrogen sulfide (H2S) abatement program at The Geysers Geothermal Power Plant and the measures currently under way to reduce these emissions are discussed.
Allen, G. W., Mccluer, H. K.
core   +1 more source

PENENTUAN KONDISI OPERASI OPTIMAL PADA PENYULINGAN MINYAK NILAM [PDF]

open access: yes, 2007
Patchauly distillation is a process where oil can exctract from patcahauly’s leaf, branch, stem and root. Patchauly’s branch, stem and root had randement lower than patchauly’s leaf. This research used vacuum distillation methode at low temperature and
Setyoko, Bambang
core  

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