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Date: 2016
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/1219980
Description: The rapid development of a variety of molecular contrast agents makes the multimodality bioimaging highly attractive towards higher resolution, more sensitive, informative diagnosis. The key lies in t ... More
Reviewed: Reviewed
Date: 2016
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/1249800
Description: A new versatile method of integrating upconversion nanocrystals into a glassy matrix is presented, which opens up exciting possibilities for new hybrid glass materials and multifunctional fiber device ... More
Reviewed: Reviewed
Date: 2013
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/281118
Description: Rare-earth doped upconversion nanocrystals are emerging as the next-generation luminescent biomaterials. Here we load NaYF4: Yb/Er and NaYF4: Yb/Tm upconversion nanocrystals into a soft-glass suspende ... More
Reviewed: Reviewed
Date: 2013
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/277713
Description: The excitation and depletion point spread functions of stimulated emission depletion optical microscopy have been derived, based on the vectorial diffraction theory. The performance of STED with high ... More
Reviewed: Reviewed
Date: 2012
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/172737
Description: Time-gated luminescence images were obtained by analog summation of a series of sequential images that were obtained with a cooled modified interline CCD camera, and a fluorescence microscope modified ... More
Reviewed: Reviewed
Date: 2012
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/214159
Description: Fluorescence microscopy has become an essential tool to study biological molecules, pathways and events in living cells, tissues and animals. Meanwhile, the conventional optical microscopy is limited ... More
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Reviewed: Reviewed
Date: 2012
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/214161
Description: We reported recently that laser oblique scanning optical microscopy (LOSOM) is able to obtain a relief image in transparent sample directly. To optimize the performance of LOSOM, the parameters such a ... More
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Reviewed: Reviewed
Date: 2011
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/168647
Description: We report time-domain techniques of biophotonics sensing. Our bioprobes have been engineered to emit tunable luminescence across multiple sharp spectra and microsecond-long lifetimes. This offers high ... More
Reviewed: Reviewed
Date: 2011
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/169552
Description: We report a time-gated luminescence cytometric strategy to detect rare-event waterborne pathogens. The prototype system is capable of analyzing a 15mm x 15mm slide containing as rare as 13 europium-la ... More
Reviewed: Reviewed
Date: 2011
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/169449
Description: Upconversion decay rates in colloidal NaYF4:Yb, Er nanocrystals for biolabelling depend on nanoparticle size. Lifetime dependence on various quenching mechanisims is explained using rate equations to ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/139954
Description: Plasmonic nanoparticles with silver cores and silica shells containing Eu fluorophores near the surface have been produced by wet chemistry method and their spontaneous emission properties characteriz ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/139958
Description: We report silver nanostructure-enhanced fluorescence of a europium (Eu) chelate, BHHCT-Eu-DPBT, which was covalently bound in Ag/SiO₂ nanocomposites. This design enhances the europium signal intensity ... More
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Reviewed: Reviewed
Date: 2010
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/164961
Description: While the principle of fluorescence enhancement of metal nanostructures is well known, the utility of this effect in practical methodologies used in analytical laboratories remains to be established. ... More
Reviewed: Reviewed
Date: 2010
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/125574
Description: In advanced cytometry, a fundamental challenge for rapid specific detection of rare-event micro-organisms is the autofluorescence noise from the complex biological samples. Time-gated luminescence can ... More
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Reviewed: Reviewed
Date: 2008
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/126452
Description: The reliability of lanthanide luminescence measurements, by both flow cytometry and digital microscopy,will be enhanced by the availability ofnarrow-band emitting lanthanide calibration beads. These b ... More
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