Results 91 to 100 of about 1,006,263 (269)

Temperature‐Dependent Properties of Atomic Layer Deposition‐Grown TiO2 Thin Films

open access: yesAdvanced Materials Interfaces, EarlyView.
This study explores the temperature‐dependent properties of TiO₂ thin films grown by atomic layer deposition using tetrakis dimethyl amino titanium and water. The films exhibit increased oxynitride incorporation as the process temperature increases from 150 to 350 °C, significantly influencing their optical and electrical properties. Findings highlight
Nimarta Kaur Chowdhary   +1 more
wiley   +1 more source

Gauge field theories: various mathematical approaches [PDF]

open access: yesarXiv, 2014
This paper presents relevant modern mathematical formulations for (classical) gauge field theories, namely, ordinary differential geometry, noncommutative geometry, and transitive Lie algebroids. They provide rigorous frameworks to describe Yang-Mills-Higgs theories or gravitation theories, and each of them improves the paradigm of gauge field theories.
arxiv  

High‐Resolution and Surface‐Sensitive Tip‐Enhanced Raman Spectroscopy Characterization of Strained‐Silicon Devices through Cleanroom‐Compatible Plasmonic Probes

open access: yesAdvanced Materials Interfaces, EarlyView.
This paper demonstrates how Tip‐Enhanced Raman Spectroscopy (TERS) can detect diverse levels of strain in a SiGe‐Si structure in less than 20 nm of depth with lateral resolution under 100 nm. The measures are performed with a TiN‐coated probe, which secures a remarkable enhancement of the optical signal, while being chemically stable to allow TERS to ...
Chiara Mancini   +6 more
wiley   +1 more source

Chern--Simons Terms as an Example of the Relations Between Mathematics and Physics [PDF]

open access: yesRelations between Mathematics and Physics (IHES publications 1998), 1998
The inevitability of Chern--Simons terms in constructing a variety of physical models, and the mathematical advances they in turn generate, illustrates the unexpected but profound interactions between the two disciplines.
arxiv  

The Fabrication of Fluorine‐Free Stretchable Superhydrophobic Films Using Inverse Vulcanization Sulfur Polymer

open access: yesAdvanced Materials Interfaces, EarlyView.
This study developed a new type of flexible, water‐repellent coating made from sulfur, a byproduct of the petrochemical industry, combined with silica nanoparticles, while demonstrating how coating thickness impacts fragmentation during stretching, affecting wettability.
Vinicius Diniz   +3 more
wiley   +1 more source

Evaluating the Local Bandgap Across inxGa1‐xas Multiple Quantum Wells in a Metamorphic Laser via Low‐Loss EELS

open access: yesAdvanced Materials Interfaces, EarlyView.
This research explores local bandgap, composition, and strain variations across InxGa₁−xAs quantum wells within a metamorphic laser structure using high‐resolution scanning transmission electron microscopy (STEM) and low‐loss electron energy loss spectroscopy (EELS). Results reveal significant inhomogeneities, particularly near interfaces, with bandgap
Nicholas Stephen   +10 more
wiley   +1 more source

On some recent results in the theory of the zeta-function [PDF]

open access: yes"Contemporary Mathematics -- 125 years of Faculty of Mathematics" (ed. N. Bokan), Faculty of Mathematics, University of Belgrade, 2000, pp. 83-02., 2003
This review article brings forth some recent results in the theory of the Riemann zeta-function $qzeta(s)$.
arxiv  

Self‐Organized Growth of Catalyst‐Free Single Crystal WnO3n‐2 (n = 25) Nanowire Bundles on Si (111) via Selective He+ Ion Irradiation

open access: yesAdvanced Materials Interfaces, EarlyView.
A novel and efficient method is explored to synthesize 1D single‐crystal sub‐stoichiometric WnO3n‐2 (n = 25) nanowire bundles. The approach utilizes selective low‐energy He+ ion irradiation (27 eV) on Mo‐Ni doped WOx surface, achieving efficient catalyst‐free self‐organized growth of high aspect ratio nanowires at the temperature of 700 °C.
Maryna Bilokur   +3 more
wiley   +1 more source

Cook's Theory and the Twentieth Century Mathematics [PDF]

open access: yesarXiv, 2011
A comprehensive review on Cook's contribution in the theory of NP-Completeness with relations to modern mathematics.
arxiv  

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