Every reference with a DOI in the deposited reference list resolved to a known
work in Crossref or DataCite at the dated check, and none carried a retraction,
withdrawal, or removal notice.
The 23 checked references that resolve
resolves10.1039/C2CS15261DMultifunctional nanoparticles for multimodal imaging and theragnosis
resolves10.1038/srep01751Computed tomography imaging-guided radiotherapy by targeting upconversion nanocubes with significant imaging and radiosensitization enhancements
resolves10.1039/c2cc34858fTuning sub-10 nm single-phase NaMnF3 nanocrystals as ultrasensitive hosts for pure intense fluorescence and excellent T1 magnetic resonance imaging
resolves10.1021/nn100457jUltrasmall Monodisperse NaYF<sub>4</sub>:Yb<sup>3+</sup>/Tm<sup>3+</sup> Nanocrystals with Enhanced Near-Infrared to Near-Infrared Upconversion Photoluminescence
resolves10.1016/j.biomaterials.2010.01.040Dual-modality in vivo imaging using rare-earth nanocrystals with near-infrared to near-infrared (NIR-to-NIR) upconversion luminescence and magnetic resonance properties
resolves10.1021/nn4030898Magnetic/Upconversion Fluorescent NaGdF<sub>4</sub>:Yb,Er Nanoparticle-Based Dual-Modal Molecular Probes for Imaging Tiny Tumors <i>in Vivo</i>
resolves10.1021/cm201297xSize-Tunable, Ultrasmall NaGdF<sub>4</sub> Nanoparticles: Insights into Their T<sub>1</sub> MRI Contrast Enhancement
resolves10.1021/nn304837cNaGdF<sub>4</sub> Nanoparticle-Based Molecular Probes for Magnetic Resonance Imaging of Intraperitoneal Tumor Xenografts <i>in Vivo</i>
resolves10.1002/anie.201003959Direct Evidence of a Surface Quenching Effect on Size‐Dependent Luminescence of Upconversion Nanoparticles
resolves10.1039/c2cc32102eUltra-broadband near-infrared excitable upconversion core/shell nanocrystals
resolves10.1021/ja3111048The Effect of Surface Coating on Energy Migration-Mediated Upconversion
resolves10.1016/j.biomaterials.2012.04.025Gd3+ complex-modified NaLuF4-based upconversion nanophosphors for trimodality imaging of NIR-to-NIR upconversion luminescence, X-Ray computed tomography and magnetic resonance
resolves10.1039/c3nr34282dPhase transition, size control and color tuning of NaREF4:Yb3+, Er3+ (RE = Y, Lu) nanocrystals
resolves10.1021/ja207078sSub-10 nm Hexagonal Lanthanide-Doped NaLuF<sub>4</sub> Upconversion Nanocrystals for Sensitive Bioimaging in Vivo
resolves10.7150/thno.5137Upconversion Nanophosphors Naluf<sub>4</sub>:Yb,Tm for Lymphatic Imaging <i>In Vivo</i> by Real-Time Upconversion Luminescence Imaging under Ambient Light and High-Resolution X-ray CT
resolves10.1021/ja906971yHard Proof of the NaYF<sub>4</sub>/NaGdF<sub>4</sub> Nanocrystal Core/Shell Structure
resolves10.1038/nmat3149Tuning upconversion through energy migration in core–shell nanoparticles
resolves10.1002/chem.200802261Multimodal‐Luminescence Core–Shell Nanocomposites for Targeted Imaging of Tumor Cells
checked 2026-07-22 — re-checked daily as this page is visited;
titles and statuses come from Crossref and DataCite and are not part of the signed record
Both snippets point at the live badge image and link back to this page. The
badge re-renders from the daily check, so an embed never goes stale by more than a day of visits.