Upconversion-Nanophosphor-Based Functional Nanocomposites

Photon-Upconverting Nanoparticles for Optical Encoding and Multiplexing of Cells, Biomolecules, and Microspheres

(2013) Hans H. Gorris et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Novel multifunctional NaYF4:Er3+,Yb3+/PEGDA hybrid microspheres: NIR-light-activated photopolymerization and drug delivery

(2013) Qingbo Xiao et al.   CHEMICAL COMMUNICATIONS

Rattle-Structured Multifunctional Nanotheranostics for Synergetic Chemo-/Radiotherapy and Simultaneous Magnetic/Luminescent Dual-Mode Imaging

(2013) Wenpei Fan et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Upconversion Nanophosphors Naluf4:Yb,Tm for Lymphatic Imaging In Vivo by Real-Time Upconversion Luminescence Imaging under Ambient Light and High-Resolution X-ray CT

(2013) Yun Sun et al.   Theranostics

NaGdF4 Nanoparticle-Based Molecular Probes for Magnetic Resonance Imaging of Intraperitoneal Tumor Xenografts in Vivo

(2012) Yi Hou et al.   ACS Nano

Covalently Assembled NIR Nanoplatform for Simultaneous Fluorescence Imaging and Photodynamic Therapy of Cancer Cells

(2012) Kai Liu et al.   ACS Nano

In Vivo Targeted Deep-Tissue Photodynamic Therapy Based on Near-Infrared Light Triggered Upconversion Nanoconstruct

(2012) Sisi Cui et al.   ACS Nano

(α-NaYbF4:Tm3+)/CaF2 Core/Shell Nanoparticles with Efficient Near-Infrared to Near-Infrared Upconversion for High-Contrast Deep Tissue Bioimaging

(2012) Guanying Chen et al.   ACS Nano

Up-Conversion Cell Imaging and pH-Induced Thermally Controlled Drug Release from NaYF4:Yb3+/Er3+@Hydrogel Core–Shell Hybrid Microspheres

(2012) Yunlu Dai et al.   ACS Nano

Up-Conversion Luminescent and Porous NaYF4:Yb3+, Er3+@SiO2 Nanocomposite Fibers for Anti-Cancer Drug Delivery and Cell Imaging

(2012) Zhiyao Hou et al.   ADVANCED FUNCTIONAL MATERIALS

Gd3+-Ion-Doped Upconversion Nanoprobes: Relaxivity Mechanism Probing and Sensitivity Optimization

(2012) Feng Chen et al.   ADVANCED FUNCTIONAL MATERIALS

Iridium-Complex-Modified Upconversion Nanophosphors for Effective LRET Detection of Cyanide Anions in Pure Water

(2012) Liming Yao et al.   ADVANCED FUNCTIONAL MATERIALS

Radiopaque fluorescence-transparent TaOx decorated upconversion nanophosphors for in vivo CT/MR/UCL trimodal imaging

(2012) Qingfeng Xiao et al.   BIOMATERIALS

Gd3+ complex-modified NaLuF4-based upconversion nanophosphors for trimodality imaging of NIR-to-NIR upconversion luminescence, X-Ray computed tomography and magnetic resonance

(2012) Ao Xia et al.   BIOMATERIALS

A NaYbF4: Tm3+ nanoprobe for CT and NIR-to-NIR fluorescent bimodal imaging

(2012) Huaiyong Xing et al.   BIOMATERIALS

Simultaneous nuclear imaging and intranuclear drug delivery by nuclear-targeted multifunctional upconversion nanoprobes

(2012) Jia-nan Liu et al.   BIOMATERIALS

Cubic sub-20 nm NaLuF4-based upconversion nanophosphors for high-contrast bioimaging in different animal species

(2012) Tianshe Yang et al.   BIOMATERIALS

Core–shell Fe3O4@NaLuF4:Yb,Er/Tm nanostructure for MRI, CT and upconversion luminescence tri-modality imaging

(2012) Xingjun Zhu et al.   BIOMATERIALS

Sandwich-structured upconversion nanoparticles with tunable color for multiplexed cell labeling

(2012) Qingqing Dou et al.   BIOMATERIALS

Hydrothermal synthesis of NaLuF4:153Sm,Yb,Tm nanoparticles and their application in dual-modality upconversion luminescence and SPECT bioimaging

(2012) Yang Yang et al.   BIOMATERIALS

Radioisotope post-labeling upconversion nanophosphors for in vivo quantitative tracking

(2012) Yun Sun et al.   BIOMATERIALS

An optical sensor for Cu(ii) detection with upconverting luminescent nanoparticles as an excitation source

(2012) Jin Zhang et al.   CHEMICAL COMMUNICATIONS

Multifunctional self-fluorescent polymer nanogels for label-free imaging and drug delivery

(2012) Ying Chen et al.   CHEMICAL COMMUNICATIONS

Luminescent Chemodosimeters for Bioimaging

(2012) Yuming Yang et al.   CHEMICAL REVIEWS

Cation Exchange: A Facile Method To Make NaYF4:Yb,Tm-NaGdF4 Core–Shell Nanoparticles with a Thin, Tunable, and Uniform Shell

(2012) Cunhai Dong et al.   CHEMISTRY OF MATERIALS

Rare-Earth Nanoparticles with Enhanced Upconversion Emission and Suppressed Rare-Earth-Ion Leakage

(2012) Ye-Fu Wang et al.   CHEMISTRY-A EUROPEAN JOURNAL

Hydrophilic, Upconverting, Multicolor, Lanthanide-Doped NaGdF4Nanocrystals as Potential Multifunctional Bioprobes

(2012) Feifei Li et al.   CHEMISTRY-A EUROPEAN JOURNAL

A Uniform Sub-50 nm-Sized Magnetic/Upconversion Fluorescent Bimodal Imaging Agent Capable of Generating Singlet Oxygen by Using a 980 nm Laser

(2012) Feng Chen et al.   CHEMISTRY-A EUROPEAN JOURNAL

General Route to Multifunctional Uniform Yolk/Mesoporous Silica Shell Nanocapsules: A Platform for Simultaneous Cancer-Targeted Imaging and Magnetically Guided Drug Delivery

(2012) Lingyu Zhang et al.   CHEMISTRY-A EUROPEAN JOURNAL

Controlled Synthesis of Uniform and Monodisperse Upconversion Core/Mesoporous Silica Shell Nanocomposites for Bimodal Imaging

(2012) Jianan Liu et al.   CHEMISTRY-A EUROPEAN JOURNAL

Multifunctional Core-Shell Upconverting Nanoparticles for Imaging and Photodynamic Therapy of Liver Cancer Cells

(2012) Zengxia Zhao et al.   Chemistry-An Asian Journal

Amphiphilic chitosan modified upconversion nanoparticles for in vivo photodynamic therapy induced by near-infrared light

(2012) Sisi Cui et al.   JOURNAL OF MATERIALS CHEMISTRY

The Effect of Surface Coating on Energy Migration-Mediated Upconversion

(2012) Qianqian Su et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Emission Wavelength Tuning in Rare Earth Fluoride Upconverting Nanoparticles Decorated with Dye-Coated Titanate Nanotubes

(2012) Dmitry V. Bavykin et al.   LANGMUIR

Direct Imaging the Upconversion Nanocrystal Core/Shell Structure at the Subnanometer Level: Shell Thickness Dependence in Upconverting Optical Properties

(2012) Fan Zhang et al.   NANO LETTERS

Upconversion nanoparticles dramatically promote plant growth without toxicity

(2012) Juanjuan Peng et al.   Nano Research

Triple-functional core–shell structured upconversion luminescent nanoparticles covalently grafted with photosensitizer for luminescent, magnetic resonance imaging and photodynamic therapy in vitro

(2012) Xiao-Fei Qiao et al.   Nanoscale

NIR light controlled photorelease of siRNA and its targeted intracellular delivery based on upconversion nanoparticles

(2012) Yanmei Yang et al.   Nanoscale

Maleimide activation of photon upconverting nanoparticles for bioconjugation

(2012) Raphaela B Liebherr et al.   NANOTECHNOLOGY

Rapid microwave-enhanced hydrothermal synthesis and shape evolution of uniform NaGdF4:Yb, Er (Tm/Ho) nanocrystals with upconversion and paramagnetic properties

(2012) Dong Wang et al.   NANOTECHNOLOGY

In vivo photodynamic therapy using upconversion nanoparticles as remote-controlled nanotransducers

(2012) Niagara Muhammad Idris et al.   NATURE MEDICINE

Dendritic upconverting nanoparticles enable in vivo multiphoton microscopy with low-power continuous wave sources

(2012) T. V. Esipova et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Remote activation of biomolecules in deep tissues using near-infrared-to-UV upconversion nanotransducers

(2012) M. K. G. Jayakumar et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

TWEEN coated NaYF4:Yb,Er/NaYF4 core/shell upconversion nanoparticles for bioimaging and drug delivery

(2012) Wenlu Ren et al.   RSC Advances

A facile fabrication of upconversion luminescent and mesoporous core–shell structured β-NaYF4:Yb3+, Er3+@mSiO2nanocomposite spheres for anti-cancer drug delivery and cell imaging

(2012) Chunxia Li et al.   Biomaterials Science

High-Efficiency Upconversion Luminescent Sensing and Bioimaging of Hg(II) by Chromophoric Ruthenium Complex-Assembled Nanophosphors

(2011) Qian Liu et al.   ACS Nano

Biological Applications of Rare-Earth Based Nanoparticles

(2011) Cedric Bouzigues et al.   ACS Nano

18F-Labeled Magnetic-Upconversion Nanophosphors via Rare-Earth Cation-Assisted Ligand Assembly

(2011) Qian Liu et al.   ACS Nano

Electrospinning Preparation and Drug-Delivery Properties of an Up-conversion Luminescent Porous NaYF4:Yb3+, Er3+@Silica Fiber Nanocomposite

(2011) Zhiyao Hou et al.   ADVANCED FUNCTIONAL MATERIALS

Dual Phase-Controlled Synthesis of Uniform Lanthanide-Doped NaGdF4 Upconversion Nanocrystals Via an OA/Ionic Liquid Two-Phase System for In Vivo Dual-Modality Imaging

(2011) Meng He et al.   ADVANCED FUNCTIONAL MATERIALS

Positive and Negative Lattice Shielding Effects Co-existing in Gd (III) Ion Doped Bifunctional Upconversion Nanoprobes

(2011) Feng Chen et al.   ADVANCED FUNCTIONAL MATERIALS

Pegylated Composite Nanoparticles Containing Upconverting Phosphors and meso-Tetraphenyl porphine (TPP) for Photodynamic Therapy

(2011) Jingning Shan et al.   ADVANCED FUNCTIONAL MATERIALS

Tuning the Dual Emission of Photon-Upconverting Nanoparticles for Ratiometric Multiplexed Encoding

(2011) Hans H. Gorris et al.   ADVANCED MATERIALS

An efficient upconversion luminescence energy transfer system for determination of trace amounts of nitrite based on NaYF4:Yb3+, Er3+ as donor

(2011) Jingguo Chen et al.   ANALYTICA CHIMICA ACTA

Facile Preparation of Multifunctional Upconversion Nanoprobes for Multimodal Imaging and Dual-Targeted Photothermal Therapy

(2011) Liang Cheng et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Upconverting Nanoparticles

(2011) Markus Haase et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

A High-Performance Ytterbium-Based Nanoparticulate Contrast Agent for In Vivo X-Ray Computed Tomography Imaging

(2011) Yanlan Liu et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Multifunctional rare-earth self-assembled nanosystem for tri-modal upconversion luminescence /fluorescence /positron emission tomography imaging

(2011) Qian Liu et al.   BIOMATERIALS

Core–shell NaYF4:Yb3+,Tm3+@FexOy nanocrystals for dual-modality T2-enhanced magnetic resonance and NIR-to-NIR upconversion luminescent imaging of small-animal lymphatic node

(2011) Ao Xia et al.   BIOMATERIALS

Fluorine-18 labeled rare-earth nanoparticles for positron emission tomography (PET) imaging of sentinel lymph node

(2011) Yun Sun et al.   BIOMATERIALS

Near-infrared light induced in vivo photodynamic therapy of cancer based on upconversion nanoparticles

(2011) Chao Wang et al.   BIOMATERIALS

Multifunctional nanoprobes for upconversion fluorescence, MR and CT trimodal imaging

(2011) Huaiyong Xing et al.   BIOMATERIALS

Multifunctional nanoparticles for upconversion luminescence/MR multimodal imaging and magnetically targeted photothermal therapy

(2011) Liang Cheng et al.   BIOMATERIALS

Ytterbium stabilized ordered mesoporous titania for near-infrared photocatalysis

(2011) Zhen-Xing Li et al.   CHEMICAL COMMUNICATIONS

Highly plasmon-enhanced upconversion emissions from Au@β-NaYF4:Yb,Tm hybrid nanostructures

(2011) Ning Liu et al.   CHEMICAL COMMUNICATIONS

Upconversion nanophosphors for small-animal imaging

(2011) Jing Zhou et al.   CHEMICAL SOCIETY REVIEWS

Size-Tunable, Ultrasmall NaGdF4Nanoparticles: Insights into Their T1MRI Contrast Enhancement

(2011) Noah J. J. Johnson et al.   CHEMISTRY OF MATERIALS

Upconverter solar cells: materials and applications

(2011) J. de Wild et al.   Energy & Environmental Science

Controllable synthesis of bifunctional NaYF4:Yb3+/Ho3+@SiO2/Au nanoparticles with upconversion luminescence and high X-ray attenuation

(2011) Zhijiang Wang et al.   JOURNAL OF ALLOYS AND COMPOUNDS

A facile method to synthesize superparamagnetic and up-conversion luminescent NaYF4:Yb, Er/Tm@SiO2@Fe3O4 nanocomposite particles and their bioapplication

(2011) Dan Hu et al.   JOURNAL OF MATERIALS CHEMISTRY

Color control and white light generation of upconversion luminescence by operating dopant concentrations and pump densities in Yb3+, Er3+ and Tm3+ tri-doped Lu2O3 nanocrystals

(2011) Yanping Li et al.   JOURNAL OF MATERIALS CHEMISTRY

Multifunctional NaYF4 : Yb3+,Er3+@Ag core/shell nanocomposites: integration of upconversion imaging and photothermal therapy

(2011) Biao Dong et al.   JOURNAL OF MATERIALS CHEMISTRY

Core–Shell Structured Up-Conversion Luminescent and Mesoporous NaYF4:Yb3+/Er3+@nSiO2@mSiO2 Nanospheres as Carriers for Drug Delivery

(2011) Xiaojiao Kang et al.   Journal of Physical Chemistry C

Multicolor In Vivo Imaging of Upconversion Nanoparticles with Emissions Tuned by Luminescence Resonance Energy Transfer

(2011) Liang Cheng et al.   Journal of Physical Chemistry C

Modification of NaYF4:Yb,Er@SiO2 Nanoparticles with Gold Nanocrystals for Tunable Green-to-Red Upconversion Emissions

(2011) Zhengquan Li et al.   Journal of Physical Chemistry C

Analysis of the Shell Thickness Distribution on NaYF4/NaGdF4 Core/Shell Nanocrystals by EELS and EDS

(2011) Keith A. Abel et al.   Journal of Physical Chemistry Letters

Intracellular Glutathione Detection Using MnO2-Nanosheet-Modified Upconversion Nanoparticles

(2011) Renren Deng et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Iridium(III) Complex-Coated Nanosystem for Ratiometric Upconversion Luminescence Bioimaging of Cyanide Anions

(2011) Jinliang Liu et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Mesoporous Multifunctional Upconversion Luminescent and Magnetic “Nanorattle” Materials for Targeted Chemotherapy

(2011) Fan Zhang et al.   NANO LETTERS

Synthesis of Ligand-Free Colloidally Stable Water Dispersible Brightly Luminescent Lanthanide-Doped Upconverting Nanoparticles

(2011) Nicoleta Bogdan et al.   NANO LETTERS

Dual modal in vivo imaging using upconversion luminescence and enhanced computed tomography properties

(2011) Guo Zhang et al.   Nanoscale

Composition tuning the upconversion emission in NaYF4:Yb/Tm hexaplate nanocrystals

(2011) Hua Zhang et al.   Nanoscale

Tuning upconversion through energy migration in core–shell nanoparticles

(2011) Feng Wang et al.   NATURE MATERIALS

Ultrasmall Monodisperse NaYF4:Yb3+/Tm3+ Nanocrystals with Enhanced Near-Infrared to Near-Infrared Upconversion Photoluminescence

(2010) Guanying Chen et al.   ACS Nano

Synthesis of Magnetic, Up-Conversion Luminescent, and Mesoporous Core-Shell-Structured Nanocomposites as Drug Carriers

(2010) Shili Gai et al.   ADVANCED FUNCTIONAL MATERIALS

A Strategy to Achieve Efficient Dual-Mode Luminescence of Eu3+ in Lanthanides Doped Multifunctional NaGdF4 Nanocrystals

(2010) Yongsheng Liu et al.   ADVANCED MATERIALS

Upconversion nanoparticles in biological labeling, imaging, and therapy

(2010) Feng Wang et al.   ANALYST

Long-term in vivo biodistribution imaging and toxicity of polyacrylic acid-coated upconversion nanophosphors

(2010) Liqin Xiong et al.   BIOMATERIALS

Fluorine-18-labeled Gd3+/Yb3+/Er3+ co-doped NaYF4 nanophosphors for multimodality PET/MR/UCL imaging

(2010) Jing Zhou et al.   BIOMATERIALS

Drug delivery with upconversion nanoparticles for multi-functional targeted cancer cell imaging and therapy

(2010) Chao Wang et al.   BIOMATERIALS

Superparamagnetic and upconversion emitting Fe3O4/NaYF4 : Yb,Er hetero-nanoparticles via a crosslinker anchoring strategy

(2010) Jie Shen et al.   CHEMICAL COMMUNICATIONS

Synthesis and assembly of rare earth nanostructures directed by the principle of coordination chemistry in solution-based process

(2010) Wei Feng et al.   COORDINATION CHEMISTRY REVIEWS

Upconverting luminescent nanoparticles for use in bioconjugation and bioimaging

(2010) Heike S Mader et al.   CURRENT OPINION IN CHEMICAL BIOLOGY

Rare earth fluoride nano-/microcrystals: synthesis, surface modification and application

(2010) Chunxia Li et al.   JOURNAL OF MATERIALS CHEMISTRY

A facile and general approach for the multicolor tuning of lanthanide-ion doped NaYF4 upconversion nanoparticles within a fixed composition

(2010) Wenbin Niu et al.   JOURNAL OF MATERIALS CHEMISTRY

Carbohydrate-coated lanthanide-doped upconverting nanoparticles for lectin recognition

(2010) Nicoleta Bogdan et al.   JOURNAL OF MATERIALS CHEMISTRY

Controlling the Morphology of Erbium-Doped Yttrium Fluoride Using Acids as Surface Modifiers: Employing Adsorbed Chlorine Ions to Inhibit the Quenching of Upconversion Fluorescence

(2010) Da Li et al.   Journal of Physical Chemistry C

Rare earth upconversion nanophosphors: synthesis, functionalization and application as biolabels and energy transfer donors

(2010) Chao ZHANG et al.   JOURNAL OF RARE EARTHS

Near-IR Photoresponse in New Up-Converting CdSe/NaYF4:Yb,Er Nanoheterostructures

(2010) Chenglin Yan et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

A Generalized Ligand-Exchange Strategy Enabling Sequential Surface Functionalization of Colloidal Nanocrystals

(2010) Angang Dong et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Facile synthesis of an up-conversion luminescent and mesoporous Gd2O3 : Er3+@nSiO2@mSiO2nanocomposite as a drug carrier

(2010) Zhenhe Xu et al.   Nanoscale

Morphologically controlled synthesis of colloidal upconversion nanophosphors and their shape-directed self-assembly

(2010) X. Ye et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Small Upconverting Fluorescent Nanoparticles for Biomedical Applications

(2010) Dev K. Chatterjee et al.   Small

Clean and Flexible Modification Strategy for Carboxyl/Aldehyde-Functionalized Upconversion Nanoparticles and Their Optical Applications

(2009) Huan-Ping Zhou et al.   ADVANCED FUNCTIONAL MATERIALS

Nonblinking and Nonbleaching Upconverting Nanoparticles as an Optical Imaging Nanoprobe and T1 Magnetic Resonance Imaging Contrast Agent

(2009) Yong Il Park et al.   ADVANCED MATERIALS

Luminescence Modulation of Ordered Upconversion Nanopatterns by a Photochromic Diarylethene: Rewritable Optical Storage with Nondestructive Readout

(2009) Chao Zhang et al.   ADVANCED MATERIALS

High Contrast Upconversion Luminescence Targeted Imaging in Vivo Using Peptide-Labeled Nanophosphors

(2009) Liqin Xiong et al.   ANALYTICAL CHEMISTRY

Laser Scanning Up-Conversion Luminescence Microscopy for Imaging Cells Labeled with Rare-Earth Nanophosphors

(2009) Mengxiao Yu et al.   ANALYTICAL CHEMISTRY

Recent advances in the chemistry of lanthanide-doped upconversion nanocrystals

(2009) Feng Wang et al.   CHEMICAL SOCIETY REVIEWS

Multimodal-Luminescence Core-Shell Nanocomposites for Targeted Imaging of Tumor Cells

(2009) He Hu et al.   CHEMISTRY-A EUROPEAN JOURNAL

White Emission by Frequency Up-Conversion in Yb3+-Ho3+-Tm3+ Triply Doped Hexagonal NaYF4 Nanorods

(2009) L. W. Yang et al.   Journal of Physical Chemistry C

Hard Proof of the NaYF4/NaGdF4Nanocrystal Core/Shell Structure

(2009) Keith A. Abel et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

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

The synthesis of rare earth fluoride based nanoparticles

(2009) Paula Rahman et al.   Nanoscale

Mesoporous-Silica-Coated Up-Conversion Fluorescent Nanoparticles for Photodynamic Therapy

(2009) Hai Sheng Qian et al.   Small

Cation Exchange in Lanthanide Fluoride Nanoparticles

(2008) Cunhai Dong et al.   ACS Nano

A Four-Color Colloidal Multiplexing Nanoparticle System

(2008) Oliver Ehlert et al.   ACS Nano

Nanoparticles in photodynamic therapy: An emerging paradigm

(2008) Dev Kumar Chatterjee et al.   ADVANCED DRUG DELIVERY REVIEWS

Multicolor Core/Shell-Structured Upconversion Fluorescent Nanoparticles

(2008) Zhengquan Li et al.   ADVANCED MATERIALS

Biocompatibility of silica coated NaYF4 upconversion fluorescent nanocrystals

(2008) Rufaihah Abdul Jalil et al.   BIOMATERIALS

Multimodality Molecular Imaging of Tumor Angiogenesis

(2008) W. Cai et al.   JOURNAL OF NUCLEAR MEDICINE

Upconversion Multicolor Fine-Tuning: Visible to Near-Infrared Emission from Lanthanide-Doped NaYF4Nanoparticles

(2008) Feng Wang et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Versatile Synthesis Strategy for Carboxylic Acid−functionalized Upconverting Nanophosphors as Biological Labels

(2008) Zhigang Chen et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Synthesis of Hexagonal-Phase Core−Shell NaYF4Nanocrystals with Tunable Upconversion Fluorescence

(2008) Hai-Sheng Qian et al.   LANGMUIR

Multicolor polystyrene nanospheres tagged with up-conversion fluorescent nanocrystals

(2008) HaiSheng Qian et al.   NANOTECHNOLOGY