Annihilation Upconversion in Cells by Embedding the Dye System in Polymeric Nanocapsules

Environment-responsive upconversion based on dendrimer-supported efficient triplet–triplet annihilation in aqueous media

(2010) Kazuo Tanaka et al.   CHEMICAL COMMUNICATIONS

Albumin Nanoshell Encapsulation of Near-Infrared-Excitable Rare-Earth Nanoparticles Enhances Biocompatibility and Enables Targeted Cell Imaging

(2010) Dominik J. Naczynski et al.   Small

Immunolabeling and NIR-Excited Fluorescent Imaging of HeLa Cells by Using NaYF4:Yb,Er Upconversion Nanoparticles

(2009) Meng Wang et al.   ACS Nano

Miniemulsion Polymerization and the Structure of Polymer and Hybrid Nanoparticles

(2009) Katharina Landfester   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Surface Modification of Upconverting NaYF4Nanoparticles with PEG−Phosphate Ligands for NIR (800 nm) Biolabeling within the Biological Window

(2009) John-Christopher Boyer et al.   LANGMUIR

Fluorescence-Quenching-Based Enzyme-Activity Assay by Using Photon Upconversion

(2008) Terhi Rantanen et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Towards the IR Limit of the Triplet-Triplet Annihilation-Supported Up-Conversion: Tetraanthraporphyrin

(2008) Vladimir Yakutkin et al.   CHEMISTRY-A EUROPEAN JOURNAL

Photochemical Upconversion Approach to Broad-Band Visible Light Generation

(2008) Tanya N. Singh-Rachford et al.   JOURNAL OF PHYSICAL CHEMISTRY A

Strong Two-Photon Absorption in Push−Pull Phthalocyanines:  Role of Resonance Enhancement and Permanent Dipole Moment Change upon Excitation

(2008) Mikhail Drobizhev et al.   Journal of Physical Chemistry C

Quantum-Sized Gold Clusters as Efficient Two-Photon Absorbers

(2008) Guda Ramakrishna et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Uptake Mechanism of Oppositely Charged Fluorescent Nanoparticles in HeLa Cells

(2008) Julia Dausend et al.   MACROMOLECULAR BIOSCIENCE

A general approach for non-coherently excited annihilation up-conversion: transforming the solar-spectrum

(2008) S Baluschev et al.   NEW JOURNAL OF PHYSICS

Upconversion-induced fluorescence in multicomponent systems: Steady-state excitation power threshold

(2008) A. Monguzzi et al.   PHYSICAL REVIEW B

Upconversion fluorescence imaging of cells and small animals using lanthanide doped nanocrystals

(2007) D CHATTERJEE et al.   BIOMATERIALS