Results 51 to 60 of about 193,064 (281)

A D-Shaped Polymer Optical Fiber Surface Plasmon Resonance Biosensor for Breast Cancer Detection Applications

open access: yesBiosensors, 2023
Fiber-optic biosensors have garnered significant attention and witnessed rapid development in recent years owing to their remarkable attributes such as high sensitivity, immunity to electromagnetic interference, and real-time monitoring.
Xun Wu   +13 more
doaj   +1 more source

Long-term stability of fibre-optic transmission for multi-object spectroscopy

open access: yes, 2012
We present an analysis of the long-term stability of fibre-optic transmission properties for fibre optics in astronomy. Data from six years of operation of the AAOmega multi-object spectrograph at the Anglo-Australian Telescope is presented.
Brough, S., Cannon, R. D., Sharp, R.
core   +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

Simulations and Experiments on Polarisation Squeezing in Optical Fibre [PDF]

open access: yes, 2008
We investigate polarisation squeezing of ultrashort pulses in optical fibre, over a wide range of input energies and fibre lengths. Comparisons are made between experimental data and quantum dynamical simulations, to find good quantitative agreement. The
A. Sizmann   +16 more
core   +5 more sources

Optical Fibre Communications

open access: yesOptica Acta: International Journal of Optics, 1981
A transcript of the proceedings of a meeting of the Royal Signals Institution, held at the School of Signals, Blandford on 31 March 1976.
openaire   +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

Distributed coherent manipulation of qutrits by virtual excitation processes

open access: yes, 2009
We propose a scheme for the deterministic coherent manipulation of two atomic qutrits, trapped in separate cavities coupled through a short optical fibre or optical resonator.
Alessio Serafini   +12 more
core   +1 more source

Brainstem and Cerebellar Volume Loss and Associated Clinical Features in Progressive Supranuclear Palsy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Introduction Progressive Supranuclear Palsy (PSP) is a neurodegenerative ‘tauopathy’ with predominating pathology in the basal ganglia and midbrain. Caudal tau spread frequently implicates the cerebellum; however, the pattern of atrophy remains equivocal.
Chloe Spiegel   +8 more
wiley   +1 more source

Phase Noise Effects on Phase-Modulated Coherent Optical OFDM

open access: yesIEEE Photonics Journal, 2016
One of the primary drawbacks of orthogonal frequency-division multiplexing (OFDM) is the large peak-to-average ratio (PAPR). It continues to contribute nonlinear degradations after it was introduced into optical fiber transmissions.
Xingwen Yi   +6 more
doaj   +1 more source

Modelling optical fibre cable [PDF]

open access: yes, 1996
Optical fibre cables are made by placing optical fibres inside a loose tube packed with a water based gel, and then winding these loose tubes on to a central strength member in helically wound sections of alternating twist separated by reversing sections.
Fackerell, T., Fraser, B.
core  

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