Results 81 to 90 of about 221,572 (292)

SOPHIE+: First results of an octagonal-section fiber for high-precision radial velocity measurements

open access: yes, 2012
High-precision spectrographs play a key role in exoplanet searches and Doppler asteroseismology using the radial velocity technique. The 1 m/s level of precision requires very high stability and uniformity of the illumination of the spectrograph.
A. Santerne   +57 more
core   +3 more sources

The monitoring system for the aerogel Cherenkov counter of the BELLE detector [PDF]

open access: yes, 1998
We report on a design and performances of a monitoring system developed for the aerogel Cherenkov counters (ACC) of the BELLE detector. The system consists of blue LEDs, a diffuser box, and optical distributors which distribute the LED light to the ACC ...
A. Murakami   +19 more
core   +2 more sources

Adaptor protein CIN85 potentiates the motility of osteosarcoma cells via the Akt/mTOR and MMP2‐COL3A1 axis

open access: yesMolecular Oncology, EarlyView.
CIN85 is highly expressed in osteosarcoma, particularly in metastatic lesions. Its overexpression increases cell migration and Matrigel invasion, while silencing CIN85 suppresses these behaviors. Transcriptome analysis shows that CIN85 regulates MMP2, COL3A1, and Akt/mTOR signaling. Targeting these pathways reverses CIN85‐induced motility, highlighting
Iryna Horak   +10 more
wiley   +1 more source

Single‐molecule DNA flow‐stretch assays for high‐throughput DNA–protein interaction studies

open access: yesFEBS Open Bio, EarlyView.
We describe an optimised single‐molecule DNA flow‐stretch assay that visualises DNA–protein interactions in real time. Linear DNA fragments are tethered to a surface and stretched by buffer flow for fluorescence imaging. Using λ and φX174 DNA, this protocol enhances reproducibility and accessibility, providing a versatile approach for studying diverse ...
Ayush Kumar Ganguli   +8 more
wiley   +1 more source

High-resolution and broadband all-fiber spectrometers

open access: yes, 2014
The development of optical fibers has revolutionized telecommunications by enabling long-distance broad-band transmission with minimal loss. In turn, the ubiquity of high-quality low-cost fibers enabled a number of additional applications, including ...
Alam, Mansoor   +3 more
core   +1 more source

Nanoparticle-doped electrospun fiber random lasers with spatially extended light modes [PDF]

open access: yes, 2017
Complex assemblies of light-emitting polymer nanofibers with molecular materials exhibiting optical gain can lead to important advance to amorphous photonics and to random laser science and devices.
Camposeo, Andrea   +8 more
core   +2 more sources

Whole‐Body Pattern of Muscle Degeneration and Progression in Sarcoglycanopathies

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To characterize whole‐body intramuscular fat distribution pattern in patients with sarcoglycanopathies and explore correlations with disease severity, duration and age at onset. Methods Retrospective, cross‐sectional, multicentric study enrolling patients with variants in one of the four sarcoglycan genes who underwent whole‐body ...
Laura Costa‐Comellas   +39 more
wiley   +1 more source

Dispersive fourier transform at 1 μm based on high-order modes in few-mode-fiber [PDF]

open access: yes, 2012
Paper no. JTh2A.8We report that high-speed and real-time spectral acquisition is achieved by dispersive Fourier transform (DFT) in the 1-μm spectral window using the selectively-excited higher-order modes in the few-mode fibers (FMFs).
Qiu, Y, Tsia, KK, Wong, KKY, Xu, J
core  

Birefringence and polarisation mode-dispersion in spun single-mode fibres

open access: yes, 1981
A theoretical and experimental analysis of the polarization properties of twisted single-mode fibers is presented. It is shown that whereas a conventionally twisted fiber possesses considerable optical rotation, a fiber which has a permanent twist ...
Bucaro   +11 more
core   +1 more source

Advances in Lasers for the Treatment of Stones-a Systematic Review [PDF]

open access: yes, 2018
PURPOSE OF REVIEW: Laser lithotripsy is increasingly used worldwide and is a continuously evolving field with new and extensive research being published every year.
Kronenberg, P, Somani, B
core   +1 more source

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