نتایج جستجو برای: luminescent measurementsmethods

تعداد نتایج: 6940  

Journal: :Chemical reviews 2009
Kathryn L Haas Katherine J Franz

9. Metal-Responsive MRI Agents 4946 9.1. MRI Agents for Calcium 4946 9.2. MRI Agents for Zinc and Copper 4947 10. Luminescent Metal Complexes for Cellular Imaging 4948 10.1. Luminescent Transition Metal Complexes 4949 10.2. Luminescent Lanthanide Complexes 4950 11. Using Coordination Chemistry To Label Proteins 4951 11.1. Polycysteine Tags 4951 11.2. Polyhistidine Tags 4953 11.3. Polyaspartate ...

Journal: :Chemical communications 2008
Laurent Pellegatti Jian Zhang Bohuslav Drahos Sandrine Villette Franck Suzenet Gérald Guillaumet Stéphane Petoud Eva Tóth

We report two prototype Ln(3+) complexes that address requirements for both MRI and luminescence imaging and we demonstrate that the presence of two H(2)O molecules bound to the Ln(3+), beneficial for MRI applications of the Gd(3+) analogue, is not a major limitation for the development of NIR luminescent agents.

Journal: :Langmuir : the ACS journal of surfaces and colloids 2013
Kuan-Hsin Lo Ming-Chia Li Rong-Ming Ho Yuan-Chun Zhao Florian Massuyeau Wei-Tsung Chuang Jean-Luc Duvail Serge Lefrant Chain-Shu Hsu

This work presents a simple method to generate ordered chromophore/dispersant nanoarrays through a pore-filling process for a nanoporous polymer template to enhance chromophore luminescence. Fluorescence results combining with the morphological evolution examined by scanning probe microscopy reveal that the enhanced luminescence intensity reaches the maximum intensity as the nanopores of the te...

Journal: :Chemical communications 2013
Byung-Il Lee Heejin Jeong Song-Ho Byeon

A new composite film based on calcined layered rare earth hydroxides and poly(vinyl alcohol) shows a visible light transmittance comparable to that of the pure matrix, highly reinforced mechanical strength as well as tunable photoluminescence in rolled and folded shapes.

Journal: :Chemical communications 2010
Alexander R Lippert Tina Gschneidtner Christopher J Chang

Lanthanide-based luminescent probes TPR1 and TPR2 were developed for the detection of hydrogen peroxide (H(2)O(2)) in living systems. The chemoselective reaction of these boronate-protected probes with H(2)O(2) resulted in an enhanced lanthanide sensitization and a 6-fold increase in luminescent intensity. TPR2 was utilized to measure the endogenous production of H(2)O(2) in RAW 264.7 macrophag...

Journal: :Chemical communications 2011
Xiangyou Liu Zhiqiang Ye Wei Wei Yuguang Du Jingli Yuan Ding Ma

An artificial luminescent protein, apoferritin-encapsulated luminescent europium complex, has been designed/fabricated and displays good biocompatibility and long-lived luminescence, which means it can be used as a bioprobe to image living cells with a time-gated mode.

Journal: :Nanoscale 2014
Dik-Lung Ma Sheng Lin Ka-Ho Leung Hai-Jing Zhong Li-Juan Liu Daniel Shiu-Hin Chan Anne Bourdoncle Jean-Louis Mergny Hui-Min David Wang Chung-Hang Leung

We report herein the synthesis and application of a novel G-quadruplex-selective luminescent iridium(iii) complex for the construction of an oligonucleotide-based, label-free, rapid and convenient luminescent RNA detection platform.

2005
Stephen Faulkner Simon J. A. Pope Benjamin P. Burton-Pye

In this article, imaging applications of luminescent complexes and recent advances in the design and photophysical behaviour of near-IR responsive complexes are reviewed. Various properties of the luminescent lanthanide complexes are also discussed in detail.

Journal: :Applied optics 1979
J S Batchelder A H Zewail T Cole

Techniques and calculations are presented that give explicit expressions for the over-all performance of a luminescent solar concentrator (LSC) in terms of the intrinsic spectral response and quantum efficiency of its constituents. We examine the single dye (or inorganic ion) LSC with emphasis on the planar geometry. Preliminary data on the degradation of candidate LSC dyes under severe weather...

Journal: :Optics letters 2008
Alexander Zhdanov Mark P Kreuzer Satish Rao Andrey Fedyanin Petru Ghenuche Romain Quidant Dmitri Petrov

Using optical tweezers combined with luminescence measurements we detected the optical field around two optically trapped silica microspheres partially covered by metal. By monitoring the luminescence of rhodamine 6G we were able to observe an increase of the local field intensity owing to the coupling of the local surface plasmons at the surfaces of two spheres.

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