Results 131 to 140 of about 1,464,780 (333)

Immersions of Lorentzian submanifolds into R1m with pointwise 2-planar sections and on the circles and pseudo spheres in Lorentzian geometry

open access: yesCommunications, Faculty Of Science, University of Ankara Series A1Mathematics and Statistics, 1994
The paper under review is divided into two main sections. In the first one, the authors study isometric immersions of Lorentzian submanifolds with planar normal sections in the Lorentz-Minkowski space. In particular, they obtain similar characterizations to those of submanifolds with planar normal sections in the Euclidean space given in [\textit{B.-Y.
Murathan, C., Özdamar, E.
openaire   +4 more sources

Stochastically Generated Digital Twins of 3D Solid‐State Electrolyte Architecture

open access: yesAdvanced Functional Materials, EarlyView.
A stochastic model and validation suite were developed to produce the highest fidelity computer‐generated (Digital Twin) microstructures of random porous tape‐cast solid‐state battery architectures across µm to mm feature sizes from FIB‐SEM to X‐Ray µCT, respectively.
Jonathan O'Neill   +9 more
wiley   +1 more source

Pseudo-first-order and pseudo-second-order parameters of OTC adsorption on kaolinite. [PDF]

open access: yes, 2019
Pseudo-first-order and pseudo-second-order parameters of OTC adsorption on kaolinite.
He Wang (250350)   +3 more
core   +1 more source

Programmable 2D Magnetic Clusterphenes With High Curie Temperature and Strong Magnetic Anisotropy via Cluster Assembly and Ligand Synergy

open access: yesAdvanced Functional Materials, EarlyView.
Programmable 2D magnetic clusterphenes are realized through a ligand‐mediated cluster‐assembly strategy. Direct linking of magnetic superatomic clusters enhances electron delocalization and symmetry breaking, enabling the concurrent strengthening of magnetic exchange interactions and spin–orbit coupling.
Junxiang Fu   +13 more
wiley   +1 more source

On the Pseudo-Smarandache Function and Iteration Problems [PDF]

open access: yes, 2003
: This study originates from questions posed on alternating iterations involving the pseudo-Smarandache function Z(n) and the Euler function.
Ibstedt, Henry
core   +1 more source

Photosensitization of TiO2 nanofibers by Ag2S with the synergistic effect of excess surface Ti3+ states for enhanced photocatalytic activity under simulated sunlight

open access: yesScientific Reports, 2017
TiO2 nanofibers, with mean diameter ~200 nm, were fabricated by electrospinning and successfully photosensitized with low bandgap Ag2S nanoparticles of 11, 17, 23 and 40 nm mean sizes, with corresponding loading of 4, 10, 18 and 29 wt.% Ag2S ...
Samina Ghafoor   +3 more
doaj   +1 more source

Bismuth‐Based Photocatalysts for Water Remediation: Design Strategies, Mechanisms, and Challenges

open access: yesAdvanced Functional Materials, EarlyView.
This review highlights representative design strategies for bismuth‐based semiconductor photocatalysts in solar‐driven water purification. Emphasis is placed on electronic structure regulation, oxygen‐vacancy engineering, and interfacial coupling to enable efficient full‐spectrum light utilization, improved charge separation, and selective oxidation in
Shan Liu   +9 more
wiley   +1 more source

Mode splitting in optical microcavities for speckle-free wavelength reconstruction

open access: yesLight: Science & Applications
Accurate wavelength measurement is critical for spectroscopy, optical communications, semiconductor manufacturing, and quantum research. Emerging reconstructive wavemeters are compact, cost-effective devices that utilize pseudo-random wavelength patterns
Ivan Saetchnikov   +3 more
doaj   +1 more source

Microfluidic Nano‐Assembly of Red‐Blood‐Cell (RBC) Lipids and Components for Engineering Extracellular Vesicles

open access: yesAdvanced Healthcare Materials, EarlyView.
Engineered red blood cell‐derived extracellular vesicles (eRBCEVs) are synthesized via controlled microfluidic assembly from native RBC lipids, enabling tunable encapsulation of proteins, nucleic acids, nanoparticles, and viral vectors. The platform demonstrates reproducible nanoscale architecture, preserved membrane composition, and functional cargo ...
Chiranth K. Nagaraj   +23 more
wiley   +1 more source

Distinguishing Orbiting and Infalling Dark Matter Particles with Machine Learning

open access: yesThe Astrophysical Journal
Dark matter halos are typically defined as spheres that enclose some overdensity, but these sharp, somewhat arbitrary boundaries introduce nonphysical artifacts such as backsplash halos, pseudo-volution, and an incomplete accounting of halo mass.
Ze’ev Vladimir   +4 more
doaj   +1 more source

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