Results 81 to 90 of about 6,614,970 (338)

Electromagnetic Absorbers Based on Frequency Selective Surfaces [PDF]

open access: yes, 2016
Frequency Selective Surfaces (FSSs) are bidimensional arrays of particles arranged in a periodic manner. These surfaces can be lossless or lossy, depending on the manufacturing process.
MONORCHIO, AGOSTINO   +3 more
core  

Going viral − Virus‐targeting nanobodies for research, diagnostics and therapy

open access: yesFEBS Letters, EarlyView.
The increasing prevalence of viral diseases represents a major threat for global human health. Nanobodies, small binding fragments derived from camelid heavy‐chain antibodies, offer versatile tools for viral research, diagnostics, and antiviral therapy.
Domenic Ebert, Ulrich Rothbauer
wiley   +1 more source

Frequency selective surfaces for extreme applications [PDF]

open access: yes, 2014
It is known that for high-power microwaves and other extreme environments, the use of resonant metallic elements in frequency selective surfaces can be problematic. The solution developed within this dissertation to solve these problems was to use guided-
Barton, Jay Houston
core   +2 more sources

Soft motions encoded by the fold and mediated by conserved hinge sites drive V‐ATPase allosteric machinery and autoinhibition

open access: yesFEBS Letters, EarlyView.
Vacuolar H+‐ATPase (V‐ATPase) is a multisubunit rotary proton pump that acidifies intracellular compartments. Using elastic network models, we identified conserved hinge residues that govern its large‐scale functional motions. We show that intrinsically encoded ‘soft modes’ drive critical functional transitions, including rotary catalysis and ...
Diksha Parwana   +3 more
wiley   +1 more source

Design, Prototyping and Measurement of a Cascaded 6-GHz Frequency Selective Surface Array

open access: yesJournal of Aerospace Technology and Management, 2016
The design, prototyping, and free-space measurement of a 6-GHz Frequency Selective Surface filter is presented. The prototyping resolution of a large (A4 sheet size) Frequency Selective Surface with small loops as elements is checked, as well as the ...
Marcelo Bender Perotoni   +2 more
doaj   +3 more sources

A Novel High Suppression Multilayer Frequency‐Selective Surface Based on Hexagonal Grids

open access: yesIET Microwaves, Antennas & Propagation
This paper addresses the issue of achieving excellent overall performance for frequency selective surface (FSS) radomes. A dual‐layer frequency selective surface based on a hexagonal structure is proposed, which offers broadband suppression, roll‐off ...
Boyang Wang   +4 more
doaj   +1 more source

Spectral domain analysis of double screen frequency selective surfaces

open access: yesJournal of Microwaves, Optoelectronics and Electromagnetic Applications
This paper presents a numerical investigation for a double screen frequency selective surface (FSS) with perfectly conducting rectangular patch elements. The analysis uses a full wave technique to obtain the scattering characteristics.
Antonio Luiz Pereira de Siqueira Campos   +1 more
doaj   +1 more source

Tuning Technique for Active FSS Arrays [PDF]

open access: yes, 2009
A novel biasing technique is described for active frequency selective slot arrays. The bandpass response can be switched between transmitting and reflecting modes, or tuned over a predetermined frequency range using two different biasing circuit ...
Parker, Edward A.   +3 more
core   +1 more source

Unlocking the potential of cell‐permeable nanobodies for intracellular applications

open access: yesFEBS Letters, EarlyView.
This review outlines current strategies for delivery of nanobodies into cells and highlights recent examples of functional applications. By addressing and manipulating intracellular targets, these molecules hold great potential for treating cancer, respiratory diseases and neurological disorders, making this a vibrant area of research in the biomedical
Mariona Gené‐Verdés   +2 more
wiley   +1 more source

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