Results 151 to 160 of about 9,283 (259)

Mitigating RT instability and enhancing stagnation performance via optimization of laser pulse guided by machine learning

open access: yesNuclear Fusion
Rayleigh–Taylor (RT) instability is a major challenge in laser fusion. In this work, we propose an implosion optimization method that simultaneously suppresses RT instability and enhances implosion performance.
Yangyi Lei   +4 more
doaj   +1 more source

Spatial variability of hydrodynamics in oyster reefs: Investigating the impact of canopy density on mean and turbulent flows

open access: yesLimnology and Oceanography, Volume 71, Issue 8, August 2026.
Abstract This field study investigated how oyster canopy density modulates hydrodynamics of natural intertidal oyster reef. High‐resolution velocity measurements were taken simultaneously within and above oyster canopies of variable density (solid volume fractions, Ø=$$ \mathrm{\O}= $$ 0.04–0.21).
Manisha Thenuwara   +3 more
wiley   +1 more source

First-stage ignition delay: Application of a fast in-situ temperature sensor [PDF]

open access: yes, 2017
A fast temperature sensor based on intrapulse absorption has been applied to cases of two-stage ignition of iso-octane in a rapid compression machine. Two pulsed quantum cascade lasers at 5.46 and 5.60 µm respectively were used to record the spectra of ...
Farooq, Aamir, Nasir, Ehson Fawad
core  

Highly Enriched and Heterogeneous Mantle Signals Recorded in Mantle Pyroxenite Veins

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 8, August 2026.
Abstract The Earth's mantle is inherently heterogeneous, reflecting ongoing mantle depletion and crustal recycling driven by plate tectonics. Radiogenic isotopes in oceanic basalts are commonly used to characterize mantle reservoirs, but the full chemical diversity of mantle‐derived melts may be obscured by magma mixing during melt transport and ...
Zhen‐Yu Zhang   +8 more
wiley   +1 more source

Experimental investigation of gasoline – Dimethyl Ether dual fuel CAI combustion with internal EGR [PDF]

open access: yes, 2011
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.A new dual fuel Controlled Auto-Ignition (CAI) combustion concept was proposed and researched for lower exhaust emissions and better fuel economy.
Zhang, Haofan
core  

Hydrosilane Chemistry: From Historic First Steps to Modern Applications

open access: yesEuropean Journal of Inorganic Chemistry, Volume 29, Issue 21, 25 July 2026.
This review covers the history of hydrosilanes, from their initial discovery to their modern applications. It highlights the pioneering work of chemists like Alfred Stock and Franz Fehér and discusses the modern ways of synthesis and use of hydrosilanes in printed electronics.
Uwe Böhme, Maik Gerwig
wiley   +1 more source

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