Stimulated emission
View article: Emission and ESA/GSA thermographic properties of Pr-doped tungstate phosphors under Vacuum Ultraviolet and Visible Excitation
Emission and ESA/GSA thermographic properties of Pr-doped tungstate phosphors under Vacuum Ultraviolet and Visible Excitation Open
The impact of synchrotron radiation, temperature, and optically active ion concentration on the emission and thermographic properties of Pr3+-doped NaY0.5Gd0.5(WO4)2, NaGd(WO4)2 and NaY(WO4)2 phosphors was investigated. At cryogenic temper…
View article: Emission and ESA/GSA thermographic properties of Pr-doped tungstate phosphors under Vacuum Ultraviolet and Visible Excitation
Emission and ESA/GSA thermographic properties of Pr-doped tungstate phosphors under Vacuum Ultraviolet and Visible Excitation Open
The impact of synchrotron radiation, temperature, and optically active ion concentration on the emission and thermographic properties of Pr3+-doped NaY0.5Gd0.5(WO4)2, NaGd(WO4)2 and NaY(WO4)2 phosphors was investigated. At cryogenic temper…
View article: Unlocking megawatt-peak-power laser emission with colloidal quantum dots
Unlocking megawatt-peak-power laser emission with colloidal quantum dots Open
Output power of a laser device critically defines the application prospects. Colloidal quantum dots (QDs) have emerged as auspicious laser media; however, the exclusively low-power emission obscures the practical deployment. Here, we resol…
View article: Results of Optically Stimulated Luminescence (OSL) dating.
Results of Optically Stimulated Luminescence (OSL) dating. Open
Results of Optically Stimulated Luminescence (OSL) dating.
View article: Coherent Field Emission Upon Ultrafast Laser Irradiation of the Tip Plasmon
Coherent Field Emission Upon Ultrafast Laser Irradiation of the Tip Plasmon Open
Irradiation of sharp silver tips with femtosecond laser pulses leads to photoassisted coherent field emission without a static field. We reconstruct the time profile of the emission, and show that the process is entirely governed by the co…
View article: Voltage-controlled beam steering in liquid-crystal-integrated dual-mode plasmonic nanolaser
Voltage-controlled beam steering in liquid-crystal-integrated dual-mode plasmonic nanolaser Open
Dynamic control of laser emission direction is crucial for developing compact and reconfigurable nanophotonic devices. In this work, we numerically present a plasmonic nanolaser (PNL) integrated with a voltage-controlled liquid crystal (LC…
View article: Ketone-Driven Solid-StateEmission Color Modulationfrom Cyan to Red in Carbazole–Cyanostilbene-Based A–D–ALuminophores
Ketone-Driven Solid-StateEmission Color Modulationfrom Cyan to Red in Carbazole–Cyanostilbene-Based A–D–ALuminophores Open
We report carbazole–cyanostilbene-based A–D–A luminophores incorporating ketone-derived acceptors (xanthenone and anthraquinone) that enable precise modulation of excited-state behavior and solid-state emission color. The rigidity and elec…
View article: Coherent Field Emission Upon Ultrafast Laser Irradiation of the Tip Plasmon
Coherent Field Emission Upon Ultrafast Laser Irradiation of the Tip Plasmon Open
Irradiation of sharp silver tips with femtosecond laser pulses leads to photoassisted coherent field emission without a static field. We reconstruct the time profile of the emission, and show that the process is entirely governed by the co…
View article: Quantitative STED microscopy with DNA-fluorophore labels
Quantitative STED microscopy with DNA-fluorophore labels Open
Stimulated emission depletion (STED) microscopy enables super-resolution imaging of complex biological samples in 3D, in large volumes, and live. However, molecular quantification with STED has remained underexplored. Here, we present a st…
View article: Enhanced NonlinearOptical Response of Er-Doped FerricVanadate Nanostructures for Optical Limiting Applications
Enhanced NonlinearOptical Response of Er-Doped FerricVanadate Nanostructures for Optical Limiting Applications Open
The development of reliable optical limiters (OL) is an important step toward protecting biological and electronic components from high-intensity laser irradiation. This study examines the characteristics of ferric vanadate (FeVO4
View article: Single-particle incoherent diffractive imaging and amplified spontaneous emission in copper nanocubes
Single-particle incoherent diffractive imaging and amplified spontaneous emission in copper nanocubes Open
We demonstrate element-specific incoherent diffractive imaging (IDI) of single copper nanocubes using intensity correlations of K$α$ fluorescence at a hard X-ray free-electron laser. Combining single particle diffraction classification wit…
View article: Single-particle incoherent diffractive imaging and amplified spontaneous emission in copper nanocubes
Single-particle incoherent diffractive imaging and amplified spontaneous emission in copper nanocubes Open
We demonstrate element-specific incoherent diffractive imaging (IDI) of single copper nanocubes using intensity correlations of K$α$ fluorescence at a hard X-ray free-electron laser. Combining single particle diffraction classification wit…
View article: Zn2+-doping enhances optically stimulated aggregation-induced emission
Zn2+-doping enhances optically stimulated aggregation-induced emission Open
This dataset comprises spectra and images of photoresists doped with aggregation-induced emission luminogens and Zn²⁺ at various weight percentages. Confocal fluorescence imaging was conducted on a Leica TCS SP8 microscope under 470 nm exc…
View article: Organic NanowireSingle-Mode Laser from a Hybrid BoundState in the Continuum
Organic NanowireSingle-Mode Laser from a Hybrid BoundState in the Continuum Open
Nanoscale single-mode lasers are a class of excellent coherent light sources for future on-chip integrated photonic circuits due to their high monochromaticity and beam quality. However, the lasing of the desired mode cannot completely pre…
View article: Phase distribution control in thermally evaporated perovskite films for speckle-free laser imagingPhase distribution control in thermally evaporated perovskite films for speckle-free laser imaging
Phase distribution control in thermally evaporated perovskite films for speckle-free laser imagingPhase distribution control in thermally evaporated perovskite films for speckle-free laser imaging Open
Metal-halide perovskites possess excellent optical gain, narrow emission linewidths, and high emission efficiency, rendering them highly promising for next-generation laser applications. Thermal evaporation, a mature semiconductor fabricat…
View article: Li <sub>2</sub> MnCl <sub>4</sub> for neutron detection: tailoring red emission via doping
Li <sub>2</sub> MnCl <sub>4</sub> for neutron detection: tailoring red emission via doping Open
In this work, we report on the growth of red-emitting lithium manganese(II) chloride (Li 2 MnCl 4 , LMC), a potential candidate for thermal neutron detection. The doping of Li 2 MnCl 4 was proposed to optimize scintillation efficiency and …
View article: Wavelength-dependent cross section for optically stimulated luminescence in Y <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si58.svg" display="inline" id="d1e183"> <mml:msub> <mml:mrow/> <mml:mrow> <mml:mn>2</mml:mn> </mml:mrow> </mml:msub> </mml:math> SiO5:Ce
Wavelength-dependent cross section for optically stimulated luminescence in Y SiO5:Ce Open
View article: Unraveling the Ultrafast Carrier Dynamics and Lasing Pathways in 2D Tin Halide Perovskites
Unraveling the Ultrafast Carrier Dynamics and Lasing Pathways in 2D Tin Halide Perovskites Open
Tin‐based 2D metal halide perovskites have emerged as promising solution‐processable semiconductors with superior optoelectronic properties, high tunability, and non‐toxicity. Notably, they exhibit efficient and stable lasing with reduced …
View article: High-gain optical amplification and lasing from erbium-doped single-crystal films epitaxially grown on silicon
High-gain optical amplification and lasing from erbium-doped single-crystal films epitaxially grown on silicon Open
On-chip erbium-doped optical amplifiers and lasers are essential for realizing fully integrated active silicon photonic circuits, but their performance has been limited by the low gain of amorphous host materials and the difficulty of dire…
View article: High-gain optical amplification and lasing from erbium-doped single-crystal films epitaxially grown on silicon
High-gain optical amplification and lasing from erbium-doped single-crystal films epitaxially grown on silicon Open
On-chip erbium-doped optical amplifiers and lasers are essential for realizing fully integrated active silicon photonic circuits, but their performance has been limited by the low gain of amorphous host materials and the difficulty of dire…
View article: Two-dimensional fluorescence spectroscopy with quantum entangled photons: Idler-referenced timing without pump detection
Two-dimensional fluorescence spectroscopy with quantum entangled photons: Idler-referenced timing without pump detection Open
Entangled photons have attracted increasing interest as resources for developing time-resolved spectroscopic techniques. Theoretical studies suggest that their non-classical correlations enable time-resolved spectroscopy with monochromatic…
View article: Free-Electron Lasers from ACORN: Coherent Radiation as Synchronized Odd-Channel Curvature
Free-Electron Lasers from ACORN: Coherent Radiation as Synchronized Odd-Channel Curvature Open
Free-electron lasers (FELs) are traditionally explained through relativistic electron bunching and stimulated emission of synchrotron radiation. While accurate descriptively, this model does not explain the origin of coherence, why brightn…
View article: Two-dimensional fluorescence spectroscopy with quantum entangled photons: Idler-referenced timing without pump detection
Two-dimensional fluorescence spectroscopy with quantum entangled photons: Idler-referenced timing without pump detection Open
Entangled photons have attracted increasing interest as resources for developing time-resolved spectroscopic techniques. Theoretical studies suggest that their non-classical correlations enable time-resolved spectroscopy with monochromatic…
View article: Free-Electron Lasers from ACORN: Coherent Radiation as Synchronized Odd-Channel Curvature
Free-Electron Lasers from ACORN: Coherent Radiation as Synchronized Odd-Channel Curvature Open
Free-electron lasers (FELs) are traditionally explained through relativistic electron bunching and stimulated emission of synchrotron radiation. While accurate descriptively, this model does not explain the origin of coherence, why brightn…
View article: Free-Electron Lasers from ACORN: Coherent Radiation as Synchronized Odd-Channel Curvature
Free-Electron Lasers from ACORN: Coherent Radiation as Synchronized Odd-Channel Curvature Open
Free-electron lasers (FELs) are traditionally explained through relativistic electron bunching and stimulated emission of synchrotron radiation. While accurate descriptively, this model does not explain the origin of coherence, why brightn…
View article: On-chip laser emission from a 2-μm-thick Er³+ -doped lithium niobate on insulator
On-chip laser emission from a 2-μm-thick Er³+ -doped lithium niobate on insulator Open
View article: Free-Electron Lasers from ACORN: Coherent Radiation as Synchronized Odd-Channel Curvature
Free-Electron Lasers from ACORN: Coherent Radiation as Synchronized Odd-Channel Curvature Open
Free-electron lasers (FELs) are traditionally explained through relativistic electron bunching and stimulated emission of synchrotron radiation. While accurate descriptively, this model does not explain the origin of coherence, why brightn…
View article: A Study on the Free Electron Laser
A Study on the Free Electron Laser Open
A free-electron laser (FEL) is a fourth-generation light source that produces short bursts of extremely intense radiation.Similar to a laser, a FEL uses relativistic electrons as a gain medium rather than stimulated emission from atomic or…
View article: Formation of Light-Emitting Defects in Ag-based Memristors
Formation of Light-Emitting Defects in Ag-based Memristors Open
Optical memristors are innovative devices that enable the integration of electro-optical functionalities - such as light modulation, multilevel optical memory, and nonvolatile reprogramming - into neuromorphic networks. Recently, their cap…
View article: Super‐Resolution Live‐Cell Mapping of Protein–Protein Interactions Using Chemogenetic Split Reporters and Stimulated Emission Depletion Microscopy
Super‐Resolution Live‐Cell Mapping of Protein–Protein Interactions Using Chemogenetic Split Reporters and Stimulated Emission Depletion Microscopy Open
The ability to map protein–protein interactions (PPI) within living cells at high spatial resolution is essential for unraveling their roles in cellular biology. Although several super‐resolution microscopy techniques are available, visual…