Results 31 to 40 of about 86,750 (278)

Determination of scattering coefficient and scattering anisotropy factor of tissue-mimicking phantoms using line-field confocal optical coherence tomography (LC-OCT)

open access: yesJournal of the European Optical Society-Rapid Publications, 2023
Line-field Confocal Optical Coherence Tomography (LC-OCT) is an imaging modality based on a combination of time-domain optical coherence tomography and reflectance confocal microscopy.
Waszczuk Léna   +3 more
doaj   +1 more source

Long-time optical transmittance measurements of silica nanofibers [PDF]

open access: yesEPJ Web of Conferences, 2020
We perform long-time measurements of the optical silica transmittance during several months in different environments and with different nanofiber lengths.
Bouhadida Maha, Lebrun Sylvie
doaj   +1 more source

Fabry disease

open access: yesRomanian Journal of Neurology, 2018
Fabry disease is a rare genetic disease involving a deficiency of an enzyme. A decrease in the enzyme activity leads to a selective suffering of specific anatomic and functional structures resulting in heteromorphic clinical signs that increase the difficulty of early diagnosis.
Ioana Simina Barac   +4 more
openaire   +2 more sources

Power scaling of LED-pumped alexandrite: The road to high gain multipass amplifiers [PDF]

open access: yesEPJ Web of Conferences
Our experiment demonstrates that LED-pumping through luminescent concentrator enables sufficient pump power for viable alexandrite amplifier gain. In 10 passes we obtain a gain of 19 with 10 W output power, for 50 µs pulses at 20 Hz and 760 nm.
Thellier Elio   +6 more
doaj   +1 more source

Electrical generation of visible surface plasmon polaritons by a nanopillars antenna array

open access: yesAPL Photonics, 2021
Electrical excitation of surface plasmon polaritons by inelastic tunneling electrons has been put forward as a potential nanosource that can be used in a variety of on-chip optoelectronic applications.
Cheng Zhang   +4 more
doaj   +1 more source

Characterization of pre-existing anti-PEG and anti-AGAL antibodies towards PRX-102 in patients with Fabry disease

open access: yesFrontiers in Immunology, 2023
Polyethylene glycol (PEG)ylated drugs are used for medical treatment, since PEGylation either decreases drug clearance or/and shields the protein from undesirable immunogenicity.
Malte Lenders   +3 more
doaj   +1 more source

Light Extraction and Brightness Enhancement of Luminescent Rectangular Slabs

open access: yesAdvanced Photonics Research, 2022
The extraction efficiency and the brightness are critical parameters to increase the performance of luminescent rectangular slabs such as scintillators, luminescent concentrators, or diamonds with NV centers.
Pierre Pichon   +6 more
doaj   +1 more source

Fabry Nephropathy

open access: yesArchives of Pathology & Laboratory Medicine, 2017
Fabry disease is a rare X-linked recessive lysosomal storage disease. Multiple mutations of the GLA gene lead to a deficient or absent activity of the lysosomal enzyme α-galactosidase A, resulting in progressive glycotriaosylceramide accumulation in many organs.
Prudence, Colpart, Sophie, Félix
openaire   +2 more sources

LED-pumped Nd: Glass Master Oscillator Power Amplifier [PDF]

open access: yesEPJ Web of Conferences
We present a Nd:glass MOPA that is indirectly LED pumped via Ce:LuAG luminescent concentrators. The oscillator operates in Q-switched regime and delivers 4 mJ 80 ns pulses. The amplifier demonstrates a small signal gain of 1.5.
Lallemand Lisa   +8 more
doaj   +1 more source

Femtosecond free-space multipass optical parametric amplifier [PDF]

open access: yesEPJ Web of Conferences
We numerically and experimentally demonstrate a continuous-wave seeded multipass optical parametric amplifier. The system generates 160-fs pulses at 783 nm with 64% quantum efficiency and 80 dB gain.
Cichelli Giovanni   +7 more
doaj   +1 more source

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