Results 71 to 80 of about 30,845 (250)

3-element super-directive endfire array with decoupling network [PDF]

open access: yes, 2020
-This paper presents a 3-element super-directive array antenna as a small and high gain antenna. Superdirective array is closely spaced array antenna and its directivity of an end-fire liner array of N isotropic radiators is N 2 .
Hiroyuki Arai, Akira Noguchi
core  

High gain Vivaldi antenna from 26 up to 40 GHz for 5G applications

open access: yes, 2022
International audienceAbstract We propose a directive broadband and high gain Vivaldi antenna in the Ka‐band (26–40 GHz) for 5G applications. To increase the gain of this antenna, we use a substrate lens and the quasi‐substrate integrated waveguide ...
Houzet, Gregory   +7 more
core   +1 more source

Digital activism: The case study of Internet users' reaction to the new EU copyright rules [PDF]

open access: yesCM. Communication and Media, 2019
Social digital activism is a topic less addressed by the scientific community. Following explanations of digital activism and its manifestations, this paper presents and analyzes the case of reactions of Internet users to the proposal to amend the ...
Nećak Mirjana
doaj  

FUNDING MECHANISMS FOR IMPLEMENTATION OF MARINE STRATEGY FRAMEWORK DIRECTIVE: EU EXPERIENCE

open access: yesФінансово-кредитна діяльність: проблеми теорії та практики, 2018
Over the past decade, there have been signs of improvement of the Black Sea. However, its unique water areas and coastline are still under serious threat.
S. Kniaz   +3 more
doaj   +1 more source

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

Impact of using different models in practice - a case study with the simplified methods of ISO 13790 standard and detailed modelling programs

open access: yes, 2007
The updated ISO 13790 Standard is part of the new set of CEN Standards that supports the European Energy Performance of Buildings Directive (EPBD) requirement for a general framework for calculation of the energy consumption of buildings.
Clarke, Joseph Andrew   +2 more
core  

NOVEL BICONICAL ANTENNA CONFIGURATION WITH DIRECTIVE RADIATION

open access: yes, 2017
In this paper a novel biconical antenna geometry has been proposed that has directive radiation pattern, higher gain and enhanced front to back ratio. Wide band performance is another characteristic of this new antenna.
Kashani, F. H.   +2 more
core   +1 more source

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

Design of high-gain, wideband antenna using microwave hyperbolic metasurface

open access: yesAIP Advances, 2016
In this work, we apply hyperbolic metasurfaces (HMSs) to design high-gain and wideband antennas. It is shown that HMSs formed by a single layer of split-ring resonators (SRRs) can be excited to generate highly directive beams.
Yan Zhao
doaj   +1 more source

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