Results 41 to 50 of about 9,589 (216)

A Boundary Element Procedure for 3D Electromagnetic Transmission Problems with Large Conductivity

open access: yesMathematics, 2022
We consider the scattering of time-periodic electromagnetic fields by metallic obstacles, or the eddy current problem. In this interface problem, different sets of Maxwell equations must be solved both in the obstacle and outside it, while the tangential
Jorge Eliécer Ospino Portillo   +2 more
doaj   +1 more source

Self‐Powered Visible‐Blind Graphene/NiO/ZnO UV‐C Photodiodes

open access: yesAdvanced Optical Materials, Volume 14, Issue 28, 24 July 2026.
“A scalable architecture for self‐powered UV‐C photodiodes integrates defect‐engineered p‐NiO/n‐ZnO heterojunctions with highly UV‐C transparent graphene anodes. The type‐II band alignment combined with the built‐in electrical field enables robust zero‐bias charge separation.
Umut Kaya   +5 more
wiley   +1 more source

Grundlagen der Elektrotechnik [PDF]

open access: yes, 2002
Diese Vorlesung Grundlagen der Elektrotechnik im Studiengang Physikalische Technik beruht im wesentlichen auf den Büchern [MP92], [CW92] und [FB82].
Richert, Peter
core   +1 more source

Bridging the Energy Gap in ASEAN: Scaling Green Finance and Carbon Markets for a Sustainable Transition

open access: yesWIREs Energy and Environment, Volume 15, Issue 1, March 2026.
This graphical abstract illustrates seven strategic pillars to advance a low‐carbon economy in ASEAN: Carbon Pricing & CBAM, Renewable Energy Auctions, Sustainable Finance Mobilization, Regional Carbon Trading Systems, Green Finance Standards, Private Sector Participation, and Digital‐Driven Monitoring & Trading. These elements aim to unlock investment,
Ohn Zin Lin   +4 more
wiley   +1 more source

Self‐Driving Development of Perfusion Processes for Monoclonal Antibody Production

open access: yesBiotechnology and Bioengineering, Volume 123, Issue 2, Page 391-405, February 2026.
ABSTRACT The development of autonomous agents in bioprocess development is crucial for advancing biopharma innovation. Time and resources required to develop and transfer a process for clinical material generation can be significantly decreased. While robotics and machine learning have greatly accelerated drug discovery and initial screening, the later
Chethana Janardhana Gadiyar   +10 more
wiley   +1 more source

A Comprehensive Study of Pomegranate Seed Oil Bioactive Content: Assessing the Impact of Drying on Its Quality Parameters and Chemical Profile

open access: yesJournal of Food Science, Volume 91, Issue 1, January 2026.
ABSTRACT This study focused on the characterization of the bioactive composition of pomegranate seed oil (PSO) and the evaluation of freeze, microwave, and convective drying (CD) on its chemical profile, oil yield, and antioxidant activity (AA). PSO characterization primarily included the determination of bioactive and fatty acid profiles using ultra ...
Ioannis Dimitros   +7 more
wiley   +1 more source

Modeling of field singularities at dielectric edges using grid based methods [PDF]

open access: yesAdvances in Radio Science, 2011
Electric field singularities at sharp metallic edges or at a dielectric contact line can be described analytically by asymptotic expressions. The a priori known form of the field distribution in the vicinity of these edges can be used to construct ...
C. Classen   +4 more
doaj   +1 more source

Securing End‐To‐End Encrypted File Sharing Services With the Messaging Layer Security Protocol

open access: yesConcurrency and Computation: Practice and Experience, Volume 37, Issue 27-28, 25 December 2025.
ABSTRACT Secure file sharing is essential in today's digital environment, yet many systems remain vulnerable: if an attacker steals client keys, they can often decrypt both past and future content. To address this challenge, we propose a novel file‐sharing architecture that strengthens post‐compromise security while remaining practical.
Roland Helmich, Lars Braubach
wiley   +1 more source

Surface Defects in Magic‐Sized (CdSe)13 Clusters: A Combined Optical and Theoretical Approach

open access: yesSmall Structures, Volume 6, Issue 12, December 2025.
Due to the small number of only 26 atoms, magic‐sized (CdSe)13 clusters enable the investigation of the optical fingerprints of single surface defects. At low temperatures, photoluminescence experiments reveal an excitonic emission and a broad, redshifted polaron emission.
Jan Bieniek   +7 more
wiley   +1 more source

Maschinenbau, Schiffsbau, Transportwesen Elektrotechnik [PDF]

open access: yes, 1896
MASCHINENBAU, SCHIFFSBAU, TRANSPORTWESEN ELEKTROTECHNIK Offizieller Spezial-Katalog ... der Berliner Gewerbe-Ausstellung 1896 (Public Domain) (-) Ausgabe 7 Maschinenbau, Schiffsbau, Transportwesen Elektrotechnik (Public Domain ...

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