Results 71 to 80 of about 5,853,299 (280)

Monitoring the Etching Process of Hi-Bi Fiber Through a Fiber Loop Mirror

open access: yesIEEE Photonics Journal, 2017
A method for monitoring the etching process of Hi-Bi fiber is proposed and demonstrated. The birefringence of the etching fiber is accurately calculated by tracking the shift of the interference spectrum in a high-birefringence fiber loop mirror ...
Danling Wu, Jun Zhu, Hui Wang, Benli Yu
doaj   +1 more source

The Perception of Postalveolar English Obstruents by Spanish Speakers Learning English as a Foreign Language in Mexico

open access: yesLanguages, 2020
The present study deals with the perception (identification and discrimination) of an English phonemic contrast (/t∫/–/∫/, as in cheat and sheet) by speakers of two Mexican varieties of Spanish who are learning English as a foreign language.
Mariela López Velarde, Miquel Simonet
doaj   +1 more source

Compressed Sensing for Tactile Skins

open access: yes, 2016
Whole body tactile perception via tactile skins offers large benefits for robots in unstructured environments. To fully realize this benefit, tactile systems must support real-time data acquisition over a massive number of tactile sensor elements.
Hollis, Brayden   +2 more
core   +1 more source

Function‐driven design of a surrogate interleukin‐2 receptor ligand

open access: yesFEBS Letters, EarlyView.
Interleukin (IL)‐2 signaling can be achieved and precisely fine‐tuned through the affinity, distance, and orientation of the heterodimeric receptors with their ligands. We designed a biased IL‐2 surrogate ligand that selectively promotes effector T and natural killer cell activation and differentiation. Interleukin (IL) receptors play a pivotal role in
Ziwei Tang   +9 more
wiley   +1 more source

Landholders’ Involvement in the Compulsory Acquisition of Land and Compensation Process in Bauchi, Nigeria [PDF]

open access: yes, 2019
This study aims to assess landholder’s involvement in the compulsory acquisition of land on their satisfaction with the compensation process in Bauchi, Nigeria, to identify areas of weakness in the process and propose areas of improvement.
Adekunle, Muhammad Usman   +4 more
core   +2 more sources

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Li-GS: a fast 3D Gaussian reconstruction method assisted by LiDAR point clouds

open access: yesBig Earth Data
Digital twin technology, serving as a bridge between the physical and digital worlds, has demonstrated significant potential across various fields. In the domain of 3D reconstruction, recent advancements in Neural Radiance Fields (NeRF) and 3D Gaussian ...
Wenzhuo Chen   +3 more
doaj   +1 more source

Fabry-Perot Interferometer Based on an Aluminum-Polyimide Composite Diaphragm Integrated With Mass for Acceleration Sensing

open access: yesIEEE Access, 2019
This study proposes a miniature and highly sensitive Fabry-Perot interferometer (FPI) based on aluminum - polyimide diaphragm integrated with a mass block for acceleration sensing. The composite diaphragms with a radius and thickness of 3.5 mm and 630 nm
Shili Li   +5 more
doaj   +1 more source

Real-time phase-selective data acquisition system for measurement of wave phenomena in pulsed plasma discharges [PDF]

open access: yes, 1998
A novel data acquisition system and methodology have been developed for the study of wave phenomena in pulsed plasma discharges. The method effectively reduces experimental uncertainty due to shot-to-shot fluctuations in high repetition rate experiments.
Bellan, P. M.   +2 more
core   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

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