Abstract Cr3+/Cr4+‐activated near‐infrared (NIR) luminescent materials have attracted
extensive attention owing to their tunable emission wavelength and widespread applications …

Abstract Development of chromium‐doped luminescent materials is pertinent to many
emerging applications, ranging from agriculture, food industry to noninvasive health …

Broadband near-infrared (NIR) light sources based on phosphor-converted light-emitting
diodes (pc-LEDs) are desirable for various photonics applications, while developing …

Broad-band near-infrared (NIR) phosphors are essential to assembling portable NIR light
sources for applications in spectroscopy technology. However, developing inexpensive …

The rapid development of portable spectroscopic detectors has given rise to a great demand
for small light sources, and near-infrared (NIR) phosphor-converted light-emitting diodes (pc …

Phosphor‐converted light‐emitting diode (pc‐LED) has drawn much interest due to the
efficient light in solid‐state lighting, backlight display, security, and electronic devices …

Far-red/phytochrome (P FR) plays a key role in photomorphogenesis of plants. However,
how to obtain a near-infrared (NIR) emitting phosphor with high external quantum efficiency …

Broadband near‐infrared (NIR) phosphor‐converted (pc) LED is promising next‐generation
tiny light source for smart and broadband NIR spectroscopy technology. However, NIR …

The minimization of thermal quenching, which leads to luminescence loss at high
temperatures, is one of the most important issues for near‐infrared phosphors. In the present …

Abstract Near‐infrared (NIR)‐emitting phosphor materials have been extensively developed
for optoelectronic and biomedical applications. Although Cr3+‐activated phosphors have …