Results 151 to 160 of about 59,731 (197)

Lock, Protect, and Bind: In Vitro Selection of Locked Nucleic Acid‐Modified Aptamers Using a Mutant T7 RNA Polymerase

open access: yesSmall Structures, Volume 7, Issue 3, March 2026.
We present a novel approach for co‐transcriptional incorporation of locked nucleic acid (LNA) and 2′‐fluoro (2′F) modifications using a mutant T7 RNA polymerase. This method is compatible with in vitro selection and enables efficient, primer‐independent synthesis and amplification of LNA‐modified RNA aptamers with enhanced stability, targeting ...
Kevin Neis   +8 more
wiley   +1 more source

Laser feedback interferometry with semiconductor lasers

open access: yes, 2017
L'interferometria làser de realimentació, LFI per les seves sigles en anglès, està basada en l'efecte d'autobarreja, self-mixing. Aquest es produeix quan la llum emesa pel làser és reinjectada dins la cavitat d'aquest després de veure's reflectida sobre un objectiu.
openaire   +1 more source

Post‐Collapse Ice Cliff Backwasting at the Marmolada Glacier Observed by Terrestrial Radar Interferometry

open access: yesJournal of Geophysical Research: Earth Surface, Volume 131, Issue 3, March 2026.
Abstract The unexpected collapse of the Marmolada Glacier in the Italian Alps on 3 July 2022, caused 11 fatalities and emphasized the need for a deeper understanding of unstable glaciers. In response, we initiated a radar monitoring campaign to assess the stability of the remaining ice cliff and obtained a near‐continuous data set of displacement at ...
Alessio Gusmeroli   +5 more
wiley   +1 more source

Framework for X‐ray mirror surface shape fitting

open access: yesJournal of Synchrotron Radiation, Volume 33, Issue 2, Page 278-288, March 2026.
The closed‐form expressions for elliptic cylinders, hyperbolic cylinders, ellipsoids, hyperboloids, and diaboloids used for X‐ray mirror surface shapes are summarized. Additionally, a four‐layer framework to fit the measured surface shape data in slope or height for convenient X‐ray mirror surface characterization is proposed.For accurate ...
Lei Huang   +9 more
wiley   +1 more source

X‐ray waveguide optics at GINIX/P10 PETRA III: recent progress and future directions

open access: yesJournal of Synchrotron Radiation, Volume 33, Issue 2, Page 298-313, March 2026.
X‐ray waveguide optics enable spatial and coherence filtering of a nano‐focused synchrotron beam and provide tailored illumination wavefronts for holographic imaging. Progress in fabrication, characterization and advanced waveguide interferometers can enhance holographic imaging.Here we report on recent progress in X‐ray waveguide optics for full‐field
Tim Salditt   +8 more
wiley   +1 more source

Coherence evaluation and first demonstration of multi‐contrast X‐ray computed tomography on NanoTerasu BL09W with an X‐ray Talbot interferometer

open access: yesJournal of Synchrotron Radiation, Volume 33, Issue 2, Page 481-488, March 2026.
Coherence properties were evaluated and multi‐contrast X‐ray computed tomography was demonstrated using an X‐ray Talbot interferometer on the NanoTerasu beamline BL09W. The results confirm the high spatial coherence and imaging performance of the source, paving the way for advanced X‐ray phase imaging.We report on the coherence evaluation of the ...
Ryosuke Ueda   +14 more
wiley   +1 more source

The fc fragment of IgMs binds C1q to activate the first step of the classical complement pathway, while inhibiting complement‐dependent cytotoxicity

open access: yesThe FEBS Journal, Volume 293, Issue 5, Page 1358-1375, March 2026.
Multimeric IgM‐fragment crystallizable region (Fc) fragments retain the ability to bind C1q and initiate the classical complement pathway, leading to C4 activation and deposition in vitro. However, the Fc cores can also inhibit complement‐dependent cytotoxicity by competing with surface‐bound antibodies for C1q engagement.
Andrea J. Pinto   +9 more
wiley   +1 more source

Egg Adhesion of the Codling Moth Cydia pomonella L. (Lepidoptera, Tortricidae) to Synthetic Substrates

open access: yesJournal of Applied Entomology, Volume 150, Issue 2, Page 243-253, March 2026.
ABSTRACT Previous studies on Cydia pomonella eggs have demonstrated reliable egg adhesion to the leaves and fruits of various apple cultivars. In contrast to biological substrates, this study is focused on standardised synthetic substrates to measure egg pull‐off forces and determine adhesive strength, allowing for an unbiased comparison with other ...
Loris Al Bitar   +3 more
wiley   +1 more source

Femtosecond infrared lasers interferometry

open access: yes, 2011
En plus de 40 ans d’existence, la spectroscopie de Fourier, basée sur l’interféromètre de Michelson,a permis des progrès considérables dans notre connaissance de la structure des atomes et des molécules s’imposant peu à peu comme un outil de base pour le diagnostic optique.
openaire   +1 more source

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