Dye-concentrated organically modified silica nanoparticles as a ratiometric fluorescent pH probe by one- and two-photon excitation

Kim S; Pudavar HE; Prasad PN

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Dye-concentrated organically modified silica nanoparticles as a ratiometric fluorescent pH probe by one- and two-photon excitation

机译：染料浓缩的有机改性二氧化硅纳米粒子，通过一光子激发和两光子激发作为比例式荧光pH探针

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摘要

Basic dye-concentrated nanoparticles (similar to 33 nm in diameter) show fluorescence-based ratiometric pH response, by one- and two-photon excitations, with improved proton sensing ability (pK(a)similar to 6.4) through nanoscopic intraparticle energy transfer.

机译：碱性染料浓缩的纳米颗粒（直径约33 nm）通过单光子激发和双光子激发显示了基于荧光的比率pH响应，并通过纳米级粒子内能量转移提高了质子感应能力（pK（a）类似于6.4）。

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来源
《Chemical Communications》 |2006年第19期|p. 2071-2073|共3页
作者
Kim S; Pudavar HE; Prasad PN;
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作者单位

SUNY Buffalo, Dept Chem, Inst Lasers Photon & Biophoton, Buffalo, NY 14260 USA;

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原文格式 PDF
正文语种 eng
中图分类化学;
关键词
CROSS-SECTIONS; DRUG-CARRIER; CELLS; NM;

机译：横截面;药物载体;细胞;NM;

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4. Photosensitizer encapsulated organically modified silica (ORMOSIL) nanoparticles for tumor diagnosis and photodynamic therapy [C] . Qian Jun, He Sailing 2012 Asia Communications and Photonics Conference . 2012

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机译：有机修饰的二氧化硅纳米粒子共封装光敏剂和聚集增强的双光子吸收荧光染料聚集体用于双光子光动力疗法。
7. Organically Modified Silica Nanoparticles Co-encapsulating Photosensitizing Drug and Aggregation-Enhanced Two-Photon Absorbing Fluorescent Dye Aggregates for Two-Photon Photodynamic Therapy [O] . Sehoon Kim, Tymish Y. Ohulchanskyy, Haridas E. Pudavar, 2007

机译：有机修饰的二氧化硅纳米粒子共同包封光敏药物和聚集增强的双光子吸收荧光染料荧光染料，用于双光子光动力疗法
8. One- and Two-Photon Optically Pumped Laser Devices: New Chemical Laser Diagnostics and Kinetic Probes [R] . Field, R. W. 1980

机译：单光子和双光子光泵浦激光器件：新的化学激光诊断和动力学探针

Dye-concentrated organically modified silica nanoparticles as a ratiometric fluorescent pH probe by one- and two-photon excitation

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