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A fluorescence labelling and switchable nanosensor based on nitrogen-doped graphene quantum dots
In this study, we report a switchable fluorescence probe based on nitrogen-doped graphene quantum dots (N-GQDs) to detect the presence of...
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The use of computed tomography and X-ray fluorescence analysis in the research of printed book from the seventeenth century: book binding, tomographic reading of the text, dendrochronological dating, pigments analysis
This paper presents the use of X-ray computed tomography and X-ray fluorescence in the analysis and expert research of the seventeenth century...
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Recognition of Yuan blue and white porcelain produced in **gdezhen based on graph anomaly detection combining portable X-ray fluorescence spectrometry
The blue and white porcelain produced in **gdezhen during China’s Yuan Dynasty is an outstanding cultural heritage of ceramic art that has attracted...
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Magneto-luminescent nanocrystalline hydroxyapatite (Gd, Ho: HAp @Cu-NC) for prospective T1-T2 magnetic resonance imaging and fluorescence bioimaging
Herein, we report luminomagnetic nanocrystalline hydroxyapatite doped with paramagnetic labels and surface modified with luminescent copper...
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Chromophoric cerium oxide nanoparticle-loaded sucking disk-type strip sensor for optical measurement of glucose in tear fluid
BackgroundNoninvasive monitoring of tear glucose levels can be convenient for patients to manage their diabetes mellitus. However, there are issues...
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In vivo non-invasive confocal fluorescence imaging beyond 1,700 nm using superconducting nanowire single-photon detectors
Light scattering by biological tissues sets a limit to the penetration depth of high-resolution optical microscopy imaging of live mammals in vivo....
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Chemometric Analysis of X-ray Fluorescence Spectra in the Study of the Element Distribution in Bone Tissue
AbstractThe results of chemometric analysis of the X-ray fluorescence data of biological samples are presented. Using the study of the elemental...
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Tannin–Mn coordination polymer coated carbon quantum dots nanocomposite for fluorescence and magnetic resonance bimodal imaging
The MR/FI bimodal imaging has attracted widely studied due to combining the advantages of MRI and FI can bridge gaps in sensitivity and depth between...
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Nanoscale fluorescence imaging of biological ultrastructure via molecular anchoring and physical expansion
Nanoscale imaging of biological samples can provide rich morphological and mechanistic information about biological functions and dysfunctions at the...
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Ratiometric fluorescence sensor based on carbon quantum dots for visual detection of hypochlorite ions
A ratiometric fluorescence sensor (c-CDs/Ru(bpy) 3 2+ ) based on the selective recognition of chitosan carbon dots (c-CDs) on ClO − and combine with...
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Fluorescence-structural color photonic crystal security card based on ultraviolet-responsive core-interlayer-shell colloidal particles
In this study, we report a kind of fluorescence-structural color photonic crystals (FSC-PCs) based on ultraviolet (UV)-responsive...
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A Composite Catalytic Oxidation-fluorescence Sensing System for 2,4-dichlorophenol Analysis based on Fe(III)PcTs-BuOOH-CdTe QDs
The active oxygen species in the catalytic oxidation system of Fe(III)PcTs-t-BuOOH were identified, and the mechanism of the catalytic oxidation of...
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AgInS2/ZnS quantum dots for noninvasive cervical cancer screening with intracellular pH sensing using fluorescence lifetime imaging microscopy
Intracellular pH plays a critical role in biological functions, and abnormal pH values are related to various diseases. Here, we report on an...
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Poly-l-Lysine-functionalized fluorescent diamond particles: pH triggered fluorescence enhancement via surface charge modulation
AbstractRecently, the interest in applying fluorescent diamond particles (FDPs) containing nitrogen-vacancy (NV) centers for enhancing the mechanical...
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X-ray Fluorescence Analysis of the Composition of the Alloy of Rare Figural Weights of the 5th Century with an Image of the Emperor on the Throne
AbstractFor the first time, the results of X-ray fluorescence analysis of the composition of the alloy of two similar weights of the 5th century are...
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Fluorescence Sensing with Molecularly Imprinted Polymer-Capped Quantum Dots
Procedures for the design of a fluorescence sensor based on molecularly imprinted polymer-capped quantum dots (MIP@QDs) together with the synthesis... -
Fluorescence emission, life time, thermal properties of trans-stilbene mixed diphenylacetylene scintillator crystal
Diphenylacetylene (DPAC) is a promising organic scintillator material for fast neutron detection. Solubility measurement was carried with two...
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Synchrotron Radiation Experiments
Chemical analysis methods using synchrotron radiation are treated, as follows: (i) total reflection X-ray photoelectron spectroscopy (TRXPS), (ii)... -
Development of organic dosimeters based on fluorescence of radiation reaction products of coumarin-3-carboxylic acid
We developed organic materials that can be used as tissue-equivalent dosimeters. We focused on radiation-induced reactions of a water-soluble...
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Thermally activated delayed fluorescence (TADF) organic molecules for efficient X-ray scintillation and imaging
X-ray detection, which plays an important role in medical and industrial fields, usually relies on inorganic scintillators to convert X-rays to...