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Lowering the threshold

Lowering the threshold research highlights wider family of quasicrystalline oxides with of optical gain, usually require ultrashort, Ultrathin quasicrystals intriguing physical properties. AT high-power pulsed optical excitation sources Nature 502, 215–218 (2013) to achieve amplified spontaneous emission in films of QDs. But CdSe/Zn Cd S 0.5 0.5 Two-wave therapy core/shell QDs demonstrate optical gain ACS Nano http://doi.org/pwn (2013) at single-exciton pumping conditions, Certain cancers, including pancreatic where Auger processes are less effective. ductal adenocarcinoma (PDAC), are Cuong Dang and colleagues now show characterized by a dense stromal matrix that densely packed films of these QDs can that greatly reduces access of drugs to the be deposited on nanostructured surfaces, tumour site. This is one factor that causes such as the one-dimensional periodic chemotherapeutic resistance in vivo. gratings used in distributed feedback Now, Huan Meng et al. report a two-wave lasers, by means of a simple spin-casting approach that targets stroma and enables process. Using this approach, they realize more effective delivery of liposomal- optically pumped QD-based lasers, which encapsulated drugs to PDAC tumours. In the have low threshold excitation densities first stage, mesoporous silica nanoparticles that can be easily reached using compact with co-polymer coatings are used to nanosecond-pulsed sources. LM deliver a small-molecule http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Nature Materials Springer Journals

Lowering the threshold

Martiradonna, Luigi
Nature Materials , Volume 12 (12) – Nov 21, 2013
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Lowering the threshold

Abstract

research highlights wider family of quasicrystalline oxides with of optical gain, usually require ultrashort, Ultrathin quasicrystals intriguing physical properties. AT high-power pulsed optical excitation sources Nature 502, 215–218 (2013) to achieve amplified spontaneous emission in films of QDs. But CdSe/Zn Cd S 0.5 0.5 Two-wave therapy core/shell QDs demonstrate optical gain ACS Nano http://doi.org/pwn (2013) at single-exciton pumping conditions, Certain cancers, including...
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References (1)

Publisher
Springer Journals
Copyright
Copyright © 2013 by Nature Publishing Group, a division of Macmillan Publishers Limited. All Rights Reserved.
Subject
Materials Science; Materials Science, general; Optical and Electronic Materials; Biomaterials; Nanotechnology; Condensed Matter Physics
ISSN
1476-1122
eISSN
1476-4660
DOI
10.1038/nmat3832
Publisher site
See Article on Publisher Site

Abstract

research highlights wider family of quasicrystalline oxides with of optical gain, usually require ultrashort, Ultrathin quasicrystals intriguing physical properties. AT high-power pulsed optical excitation sources Nature 502, 215–218 (2013) to achieve amplified spontaneous emission in films of QDs. But CdSe/Zn Cd S 0.5 0.5 Two-wave therapy core/shell QDs demonstrate optical gain ACS Nano http://doi.org/pwn (2013) at single-exciton pumping conditions, Certain cancers, including pancreatic where Auger processes are less effective. ductal adenocarcinoma (PDAC), are Cuong Dang and colleagues now show characterized by a dense stromal matrix that densely packed films of these QDs can that greatly reduces access of drugs to the be deposited on nanostructured surfaces, tumour site. This is one factor that causes such as the one-dimensional periodic chemotherapeutic resistance in vivo. gratings used in distributed feedback Now, Huan Meng et al. report a two-wave lasers, by means of a simple spin-casting approach that targets stroma and enables process. Using this approach, they realize more effective delivery of liposomal- optically pumped QD-based lasers, which encapsulated drugs to PDAC tumours. In the have low threshold excitation densities first stage, mesoporous silica nanoparticles that can be easily reached using compact with co-polymer coatings are used to nanosecond-pulsed sources. LM deliver a small-molecule

Journal

Nature Materials – Springer Journals

Published: Nov 21, 2013

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