Results 51 to 60 of about 8,456 (255)

Bacteria‐Responsive Nanostructured Drug Delivery Systems for Targeted Antimicrobial Therapy

open access: yesAdvanced Materials, EarlyView.
Bacteria‐responsive nanocarriers are designed to release antimicrobials only in the presence of infection‐specific cues. This selective activation ensures drug release precisely at the site of infection, avoiding premature or indiscriminate release, and enhancing efficacy.
Guillermo Landa   +3 more
wiley   +1 more source

Beyond Presumptions: Toward Mechanistic Clarity in Metal‐Free Carbon Catalysts for Electrochemical H2O2 Production via Data Science

open access: yesAdvanced Materials, EarlyView.
Metal‐free carbon catalysts enable the sustainable synthesis of hydrogen peroxide via two‐electron oxygen reduction; however, active site complexity continues to hinder reliable interpretation. This review critiques correlation‐based approaches and highlights the importance of orthogonal experimental designs, standardized catalyst passports ...
Dayu Zhu   +3 more
wiley   +1 more source

Method to Investigate Railway Vehicles Forced Oscillations in Curves in the Inertial Reference System

open access: yesВестник Научно-исследовательского института железнодорожного транспорта, 2015
Classical procedure prescribes to examine mechanical systems motion in non-inertial reference frames moving in relation to stationary inertial frame. In the present paper there is proposed method to examine forced oscillations of railway vehicles caused ...
V. M. Kondrashov
doaj  

The Kinematic Models of the SINS and Its Errors on the SE(3) Group in the Earth-Centered Inertial Coordinate System

open access: yesSensors
In this paper, the kinematic models of the Strapdown Inertial Navigation System (SINS) and its errors on the SE(3) group in the Earth-Centered Inertial frame (ECI) are established.
Ke Fang, Tijing Cai, Bo Wang
doaj   +1 more source

Work and energy in inertial and noninertial reference frames [PDF]

open access: yesAmerican Journal of Physics, 2009
It is usual in introductory courses of mechanics to develop the work and energy formalism from Newton’s laws. It has been shown how forces transform under a change of reference frame. No analogous study is usually done for the way in which work and energy transform under a change of reference frames.
Diaz, Rodolfo A.   +2 more
openaire   +2 more sources

Intelligent Acousto‐Electrical Metamaterials (IAM) for Sound Source Detection

open access: yesAdvanced Materials, EarlyView.
Our proposed metamaterial concept enables sound source detection using a single material, in contrast to conventional arrays that require dozens or even hundreds of transducers. We show that the coupled acoustic–vibrational–electrical responses in piezoelectric metamaterials give rise to topology‐governed charge transport, producing distinct voltage ...
Victor Couëdel   +7 more
wiley   +1 more source

Model of gravitational effects in Saturn’s rings

open access: yesOdessa Astronomical Publications, 2019
In this work, we consider one possi- ble gravitational interaction in a system consisting of Saturn, its satellites and rings. The structure of rings can be changed because of such interactions leading to some sculpting of rings.
L. D. Manchenko
doaj   +1 more source

Neuromorphic Electronics for Intelligence Everywhere: Emerging Devices, Flexible Platforms, and Scalable System Architectures

open access: yesAdvanced Materials, EarlyView.
The perspective presents an integrated view of neuromorphic technologies, from device physics to real‐time applicability, while highlighting the necessity of full‐stack co‐optimization. By outlining practical hardware‐level strategies to exploit device behavior and mitigate non‐idealities, it shows pathways for building efficient, scalable, and ...
Kapil Bhardwaj   +8 more
wiley   +1 more source

The kinetic relativity theory – hiding in plain sight

open access: yesOpen Physics
A question in physics is whether Special Relativity (SR) is the only theory that explains relativistic behavior. SR measures time dilation by a relative velocity between two frames.
Loen Mark V.
doaj   +1 more source

Lead Halide Perovskite Photoelectrocatalysis

open access: yesAdvanced Materials, EarlyView.
Lead halide perovskite semiconductors have emerged as highly promising materials for solar fuel and chemical synthesis. This perspective discusses advances made in the rational photoelectrode design to improve solar‐to‐chemical conversion, product scope, and scalability.
Virgil Andrei
wiley   +1 more source

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