Results 81 to 90 of about 450 (188)

Review on Recent Advances in Conducting Polymer/Metal‐Oxide Nanocomposite Chemiresistors for Environmental Gas Monitoring

Macromolecular Materials and Engineering, Volume 311, Issue 8, August 2026.
Conducting polymer/metal‐oxide nanocomposites emerge as highly promising chemiresistive sensing materials for environmental gas monitoring. Recent advances reveal strong synergistic effects that enhance sensitivity, selectivity, stability, and response kinetics while enabling lower‐temperature operation.
Katekani Shingange, Sivuyisiwe Mapukata, Teboho Mokhena, Thandi Patricia Gumede, David Rogers, Martin Ntwaeaborwa   +5 more
wiley   +1 more source

Assimilation of All‐Sky TROPICS Constellation Radiance Data in the NASA Goddard Earth Observing System (GEOS)

Earth and Space Science, Volume 13, Issue 8, August 2026.
Abstract This study examines the impact of assimilating all‐sky microwave radiances from the Time‐Resolved Observations of Precipitation structure and storm Intensity with a Constellation of Smallsats (TROPICS) mission within the NASA Global Earth Observing System (GEOS) data assimilation and forecasting framework based on the Gridpoint Statistical ...
Min‐Jeong Kim, Scott A. Braun, William J. Blackwell, R. Vince Leslie, Nikki Privé   +4 more
wiley   +1 more source

Analysis of advanced cooling strategies for rocket engines conveying ternary hybrid nanofluids with second slip conditions and melting heat transfer

Case Studies in Thermal Engineering
Effective cooling in rocket engines is essential to prevent overheating and ensure efficient performance under extreme operating conditions. This study presents a comprehensive investigation into advanced cooling strategies for rocket engines utilizing ...
Hatem Gasmi, A.M. Obalalu, Umair Khan, Anuar Ishak, Hami Gündoğdu, Nermeen Abdullah, Samia Elattar, Ahmed M. Galal   +7 more
doaj   +1 more source

Polymer‐Derived Ceramics: A Materials Platform for Advanced Energy and Environmental Applications

Journal of the American Ceramic Society, Volume 109, Issue 8, August 2026.
Polymer‐derived ceramics (PDCs) represent a unique class of materials bridging polymer chemistry and ceramic science, perfectly suited for the design of advanced materials for current technological challenges of high societal impact particularly in energy and environmental domains.
Hippolyte Dory, Chrystelle Salameh, Philippe Miele   +2 more
wiley   +1 more source

Towards an integrated molecular understanding of plant hormones

Journal of Integrative Plant Biology, Volume 68, Issue 8, Page 2787-2826, August 2026.
This review offers a comprehensive overview of the nine plant hormones, delving into their biosynthesis, transport, signaling and crosstalk mechanisms. Because the complexity of plant hormonal control goes beyond these core elements, additional specific features are discussed. Lastly, this review highlights how fundamental insights drive hormonal‐based
Louise Vilain, Marie‐Laure Fauconnier, Manon Genva   +2 more
wiley   +1 more source

Design Mode Analysis of Pareto Solution Set for Decision-Making Support

Journal of Applied Mathematics, 2014
Decision making in engineering design problems is challenging because they have multiple and conflicting criteria and complex correlation between design parameters.
Satoru Hiwa, Tomoyuki Hiroyasu, Mitsunori Miki   +2 more
doaj   +1 more source

3D printed different polymer fuel grains for hybrid rocket engine

FirePhysChem
The advent of various additive manufacturing technologies, such as 3D printing, has changed the structural design and preparation process of rocket fuels.
Xiaodong Yu, Hongsheng Yu, Hongwei Gao, Wei Zhang, Luigi T. DeLuca, Ruiqi Shen   +5 more
doaj   +1 more source

Design and Optimization of a Hybrid Gas Generator for Hydrogen Peroxide Tank Pressurization

Challenges and Issues of Modern Science
Purpose. This study develops a pressurization system for hydrogen peroxide tanks using a hybrid gas generator powered by liquid oxygen and solid fuel.
Mykhailo Vorobei, Mykola Bondarenko
doaj  

AN OPTIMIZED HYBRID ROCKET MOTOR FOR THE SARA PLATFORM REENTRY SYSTEM DOI 10.5028/jatm.2012.04032312

Journal of Aerospace Technology and Management, 2012
This paper has described a system design process, based on a multidisciplinary optimization technique, of a conceptual optimized hybrid propellant rocket motor. The proposed engine could be a technological option for the reentry maneuvering system of the
Pedro Luiz Kaled Da Cás, Cristiano Queiroz Vilanova, Manuel Nascimento Dias Barcelos Jr., Carlos Alberto Gurgel Veras   +3 more
doaj  

Multimatrix Composite Materials for Rocket Nozzle Manufacturing: A Comparative Review. [PDF]

Polymers (Basel)
Meiirbekov M, Sadykov M, Kuandyk A, Nurguzhin M, Janikeyev M, Gulmaira P, Mustafa L, Yesbolov N.   +7 more
europepmc   +1 more source