Results 141 to 150 of about 235,217 (374)
Degree theory for 4‐dimensional asymptotically conical gradient expanding solitons
Abstract We develop a new degree theory for 4‐dimensional, asymptotically conical gradient expanding solitons. Our theory implies the existence of gradient expanding solitons that are asymptotic to any given cone over S3$S^3$ with non‐negative scalar curvature. We also obtain a similar existence result for cones whose link is diffeomorphic to S3/Γ$S^3/\
Richard H. Bamler, Eric Chen
wiley +1 more source
A Trigonometric Spline Method for a Singularly Perturbed Parabolic Time-Dependent Partial Differential - Difference Equations Arising in Computational Neuroscience [PDF]
M. Lalu +2 more
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Linear infrared spectroscopy combined with isotope labeling and density functional theory unravels the origin of a Fermi triad in a multifunctional vibrational chromophore. Ultrafast 2DIR‐spectroscopy reports directly on the dynamics and the intramolecular vibrational energy flow pathways in the isotopically deperturbed system. Abstract Infrared probes
Claudia Gräve +4 more
wiley +1 more source
Plasmakristall‐4 Experiment: 10 Years of Operation in Orbit
ABSTRACT Plasmakristall‐4 (PK‐4) is a microgravity complex plasma laboratory operated for 10 years on board the International Space Station. Its main purpose is the particle‐resolved investigation of generic condensed matter phenomena using strongly coupled suspensions of microparticles immersed in low‐pressure gas‐discharge plasmas.
M. Pustylnik +3 more
wiley +1 more source
Abstract One of the significant challenges faced in shield tunnel construction is the risk of collapse resulting from abrupt changes in soil conditions in advance of the working face, particularly within the sandy cobble stratum. This study aims to effectively manage these sudden variations and to further investigate the failure mechanisms associated ...
Hua Jiang +4 more
wiley +1 more source
Isoelectronic Alloying in Zintl Phases Mediated the Avoided Crossing and Phonon Softening
A small amount of Hf doping endows Zr3Ni3Sb4‐Zintl with an unusually low thermal conductivity far exceeding that of similar systems. Two unique phonon mechanisms—avoided crossing and phonon softening—significantly suppress the lattice thermal conductivity. The average thermoelectric figure of merit is improved by 21%.
Zesong Wang +6 more
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Compressive Space-Time Galerkin Discretizations of Parabolic Partial Differential Equations [PDF]
Stig Larsson, Christoph Schwab
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Recent Developments in Capillary and Microchip Electroseparations of Peptides (2023–mid 2025)
ABSTRACT This review presents a comprehensive overview of the developments and applications of high‐performance capillary and microchip electromigration methods (zone electrophoresis in a free solution or in sieving media, isotachophoresis, isoelectric focusing, affinity electrophoresis, electrokinetic chromatography, and electrochromatography) for ...
Václav Kašička
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Development of a Novel Modified Mean‐Line Approach for Performance Prediction of Axial Compressors
ABSTRACT There is significant importance in accurate prediction of axial flow compressor characteristics at different conditions. Different techniques and models have been proposed for performance prediction of axial compressors. Because of its lower computational cost and high speed the meanline algorithm has been widely applied in preliminary design ...
Sina Hassanlue +2 more
wiley +1 more source
ABSTRACT This study aims to model a solar power plant (SPP) utilizing parabolic trough collectors (PTC) to fulfill the electricity needs in an arid zone of the southern of Tunisia. The research integrates both experimental and numerical approaches. A prototype of a PTC was first constructed and experimentally tested under arid climates. Subsequently, a
Anissa Ghomrassi +2 more
wiley +1 more source

