Compact self-Q-switched green upconversion Er:ZBLAN all-fiber laser operating at 543.4 nm
upconversion crystal illustration
NIR laser scanning microscopy for photophysical characterization of upconversion nanoparticles and nanohybrids - Nanoscale (RSC Publishing)
Mid-IR upconversion imaging promises to speed diagnosis | Laser Focus World
Video-rate upconversion display from optimized lanthanide ion doped upconversion nanoparticles - Nanoscale (RSC Publishing)
Upconversion, explained by RP Photonics Encyclopedia; photons, gain medium, laser, fluorescence, energy transfer, cooperative upconversion, excited-state absorption
a) Schematic of the upconversion laser set-up for the five-pulse... | Download Scientific Diagram
Photon upconversion - Wikipedia
Femtosecond laser induced luminescence in hierarchically structured NdIII, YbIII, ErIII co-doped upconversion nanoparticles: Light-matter interaction mechanisms from experiments and simulations - ScienceDirect
Laser-induced breakdown spectroscopy as a readout method for immunocytochemistry with upconversion nanoparticles | SpringerLink
Upconversion superballs for programmable photoactivation of therapeutics | Nature Communications
Watt-Level Visible Continuous-Wave Upconversion Fiber Lasers toward the “Green Gap” Wavelengths of 535–553 nm | ACS Photonics
Generating ultra-violet lasers with near-infrared light through 'domino upconversion' of nanoparticles
Frequency-upconversion scheme for detection of LWIR light has single-photon sensitivity | Laser Focus World
Japanese scientists develop new solvent-based photon upconversion platform – pv magazine International
Engineering the Upconversion Nanoparticle Excitation Wavelength: Cascade Sensitization of Tri‐doped Upconversion Colloidal Nanoparticles at 800 nm - Shen - 2013 - Advanced Optical Materials - Wiley Online Library
Upconversion emission spectra obtained using 980 nm laser pumping at... | Download Scientific Diagram
Experimental setup of the wide-field MIR frequency upconversion... | Download Scientific Diagram
Upconverting μ-cavity laser using 'energy looping' upconversion... | Download Scientific Diagram
Technology MIR Light Detection - Nonlinear Process - NLIR
Pulsed laser reshaping and fragmentation of upconversion nanoparticles — from hexagonal prisms to 1D nanorods through “Medusa”-like structures | SpringerLink
Continuous-wave upconversion lasing with a sub-10 W cm−2 threshold enabled by atomic disorder in the host matrix | Nature Communications
A Green Upconversion Laser with Erbium-Doped LiLuF<SUB>4</SUB> Crystal by 976 nm Fiber Laser Pump
