Results 31 to 40 of about 40,467 (306)

Temperature lags of luminescence measurements in a commercial luminescence reader

open access: yesNuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 2015
Abstract The temperature recorded in thermoluminescence and optically stimulated luminescence equipments is not the temperature of the sample but that of the heating element on which the thermocouple is attached. Depending upon the rate of heating, a temperature difference appears between the samples and the heating element, termed as temperature lag,
Güneç Kıyak, Nafiye   +2 more
openaire   +2 more sources

Luminescent solar concentrators based on melt-spun polymer optical fibers

open access: yesMaterials & Design, 2020
Luminescent solar concentrators (LSCs) collect incoming sunlight and direct it to a smaller-area photovoltaic cell. In the presented work, form factor and illumination angle-dependent performance of LSCs consisting of bi-component melt-spun fibers is ...
Konrad Jakubowski   +5 more
doaj   +1 more source

Differential Luminescent Imaging Method

open access: yes, 2020
Luminescent imaging techniques, utilizing optical chemical sensors based on fluorescence, have been the subject of much attention in recent years. In aerodynamic research, point measurements of a given quantity over the surface of a test article are ...
Tatsunori Hayashi (17548236)
core   +1 more source

Portable Equipment for Luminescence Lifetime Measurements on Surfaces

open access: yesApplied Spectroscopy, 2008
The prototype of a portable instrument, based on the time-correlated single-photon counting method, purposely assembled for in situ measurements of luminescence lifetimes on artwork surfaces, is here presented. Preliminary tests have been carried out using the portable instrument and the results have been compared with those obtained using a bench ...
ROMANI, Aldo   +5 more
openaire   +4 more sources

Reaching Deeper: Absolute In Vivo Thermal Reading of Liver by Combining Superbright Ag2S Nanothermometers and In Silico Simulations

open access: yesAdvanced Science, 2021
Luminescent nano‐thermometry is a fast‐developing technique with great potential for in vivo sensing, diagnosis, and therapy. Unfortunately, it presents serious limitations.
José Lifante   +10 more
doaj   +1 more source

Incorporation of Manganese Complexes within Hybrid Resol-Silica and Carbon-Silica Nanoparticles

open access: yesNanomaterials, 2021
The incorporation of a luminescent probe into a nano-vector is one of the approaches used to design chemosensors and nanocargos for drug delivery and theranostics.
François-Xavier Turquet   +7 more
doaj   +1 more source

New optical biosensors for uric acid and glucose

open access: yes, 2008
This thesis describes the development of a microtiter plate assay for determination of uric acid. It also depicts the development, characterization and application of luminescence based optical biosensors for determination of uric acid and glucose ...
Schrenkhammer, Petra
core   +1 more source

Modulation of Properties by Ion Changing Based on Luminescent Ionic Salts Consisting of Spirobi(boron ketoiminate)

open access: yesMolecules, 2022
We report development of luminescent ionic salts consisting of the boron ketoiminate structure, which is one of the robust skeletons for expressing aggregation-induced emission (AIE) properties.
Kazumasa Suenaga   +3 more
doaj   +1 more source

Ratiometric luminescent probes [PDF]

open access: yes, 2007
A ratiometric, luminescent Eu probe was sought for use in measuring intracellular pH, that can be excited in the range 355-405 nm. In order to achieve this, a series of 1- azathiaxanthone based chromophores has been synthesised and studied to find the ...
Pál, Robert
core  

Engineered extracellular vesicles enriched with the miR‐214/199a cluster enhance the efficacy of chemotherapy in ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Loss of the miR‐214/199a cluster is associated with recurrence in ovarian cancer. Engineered small extracellular vesicles (m214‐sEVs) elevate miR‐214‐3p/miR‐199a‐5p in tumor cells, suppress β‐catenin, TLR4, and YKT6 signaling, reprogram tumor‐derived sEV cargo, reduce chemoresistance and migration, and enhance carboplatin efficacy and survival in ...
Weida Wang   +12 more
wiley   +1 more source

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