Results 61 to 70 of about 15,211 (304)

Rapid Microwave Plasma Engineering of HfO2/C@C Core‐Shell Fibrous Membrane Toward Flexible High‐Performance Electromagnetic Wave Absorption

open access: yesAdvanced Functional Materials, EarlyView.
Rapid microwave plasma torch engineering tunes crystal phases, carbon graphitization and oxygen‐vacancy defects in HfO2/C@C core‐shell fibrous membranes. Synergistic multi‐loss effects optimize impedance matching to deliver −65.75 dB reflection loss and a 7.37 GHz effective bandwidth for flexible electromagnetic wave absorption.
Qichao Ding   +14 more
wiley   +1 more source

Cosmic Electromagnetism

open access: yes, 2017
Electromagnetism is written in invariant form for the de Sitter group and analyze the role of 5-dimensional ...
Elmo Benedetto   +5 more
core   +1 more source

The Ontology of Electromagnetism [PDF]

open access: yes, 2017
Electromagnetism is usually understood as a theory describing how charged particles and eletromagnetic fields interact. In this paper I argue that a double ontology comprising both particles and fields is problematic.
Johansson, Lars-Göran   +1 more
core   +1 more source

Nitride MXenes Beyond Carbides: Bridging the Gap Between Computational Prediction and Experimental Realization

open access: yesAdvanced Functional Materials, EarlyView.
Nitride MXenes remain constrained by a persistent gap between computational prediction and experimental realization. This Review identifies the thermodynamic, kinetic, and chemical barriers limiting their synthesis, critically evaluates emerging fabrication routes, and proposes a multidimensional computational‐experimental framework to accelerate the ...
Naresh Varnakavi, Masoud Soroush
wiley   +1 more source

On The Presentation of the Laws of Electromagnetism

open access: yes, 1996
On the presentation of the laws of electromagnetism Some books on electromagnetism follow a deductive approach; other books follow an inductive approach.
Pierre Jacobs
core   +1 more source

Plasmonic Optical Fiber-Grating Immunosensing: A Review

open access: yesSensors, 2017
Plasmonic immunosensors are usually made of a noble metal (in the form of a film or nanoparticles) on which bioreceptors are grafted to sense analytes based on the antibody/antigen or other affinity mechanism.
Tuan Guo   +3 more
doaj   +1 more source

Full‐Field Damage Monitoring in Architected Lattices Using In situ Electrical Impedance Tomography

open access: yesAdvanced Functional Materials, EarlyView.
In situ electrical impedance tomography (EIT) turns 3D‐printed, CNT‐infused architected lattices into full‐field damage‐imaging systems. Tunable Voronoi‐based geometries act as active sensing architectures, enabling conductivity maps to detect early‐stage damage and localise sequential ligament fracture before catastrophic failure.
Akash Deep   +4 more
wiley   +1 more source

Estruturas de ondas lentas: análise e medidas em laboratório

open access: yesRevista Brasileira de Ensino de Física
Estruturas de onda lenta possuem aplicações em vários setores tais como aceleradores lineares, usados em aplicações médicas e em física nuclear; em válvulas eletrônicas e em filtros de micro-ondas.
Marcelo Bender Perotoni   +1 more
doaj   +1 more source

Unification of Electromagnetism and Gravitation [PDF]

open access: yes, 2002
We propose a unified model of electromagnetism and gravitation in the framework of General Geometry. It reproduces Electromagnetism and General Relativity and predicts that electromagnetic field is a source for gravitational field.
Shahverdiyev, S S
core  

Current‐Driven Chirality Detection of Magnetic Textures in Cylindrical Nanowires

open access: yesAdvanced Functional Materials, EarlyView.
Current‐assisted anisotropic magnetoresistance measurements in individual Ni/Au cylindrical nanowires enable detection of vortex chirality near Au segments and selective magnetic reversal in defined wire sections at magnetic fields lower than the propagation field. This approach provides a simple, cost‐effective, and non‐invasive method for probing and
Javier Rial   +6 more
wiley   +1 more source

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