near‐infrared emissionsolid‐state structureCr3+-doped SrGa12O19 is demonstrated to be a broadband near-infrared (650–950nm) long-persistent phosphor whose luminescence can last for more than 2h after ultravi
In recent years, the Cr3+-activated phosphors with high thermal stability and quantum efficiency have prompted a rise in near-infrared (NIR) LED applications. This study synthesized a novel broadband NIR Cr3+-doped Li2MgSn2O6 phosphor via a facile solid-state route, exhibiting excellent quantum ...
Near-infrared phosphor (NIR) integrated light-emitting diode (LED) has ideal application prospects in the fields of food inspection and medical imaging. Herein, we have synthesized a garnet-type Ca3Y2Ge3O12:Cr3+ NIR phosphor using solid state reaction method. Broadband NIR emission ranging from...
The sample presented an intense emission that covered a large wavelength interval from 450 to 900 nm when excited at 300 nm, indicating that the (Mg2SnO4–SnO2):Cr3+ material can be used to obtain a light-emitting system at room temperature that covers the visible/near-infrared ...
A highly efficient NIR-II-emitting MgGa2O4:Cr3+,Ni2+phosphor via the Cr3+ions in tetrahedral sites as the Cr3+-Ni2+energy transfer bridge doi:10.1007/s40843-025-3336-4near-infrared phosphorbroadband emissionCr3+/Ni2+ionsphotoluminescenceThe Ni2+ion has garnered increasing attention due to ...
broadband near-infraredCr3+energy transferphosphor-converted LEDSc(PO3)3Broadband near‐infrared (NIR) phosphors converted light‐emitting diodes (pc‐LEDs) have attracted tremendous attention for their great potential in NIR spectroscopy applications. Herein, we report on the photoluminescence (PL) ...
Near-infrared phosphor (NIR) integrated light-emitting diode (LED) has ideal application prospects in the fields of food inspection and medical imaging. Herein, we have synthesized a garnet-type Ca3Y2Ge3O12:Cr3+ NIR phosphor using solid state reaction method. Broadband NIR emission ranging from...
Near-infrared phosphor-converted light-emitting diodes (NIR pc-LEDs) are considered as next-generation of NIR light sources for spectroscopy. However, it is still a challenge to develop an inexpensive broadband NIR phosphor with relatively long-wavelength (位em > 800 nm) emission. In this work,...
3MgHfGe3O12:Cr3 Phosphor]]>efficiencygarnetsnear-infrared phosphorsphotoluminescencethermally stableNear-infrared (NIR) spectroscopy based on phosphor-converted light-emitting-diode (pc-LED) has promising applications in food quality analysis, security monitoring, medical diagnosis, and bioim...
PhosphorLuminescenceSrMgAl10O17:Cr3+Optical propertiesFar-red LightCr3+-activated SrMgAl10O17 (SAM) far red-emitting phosphors were prepared by high temperature solid state reaction. The phases and luminescent properties of the samples were measured and characterized by X-ray diffraction (XRD) and ...