Colloidal quantum dots generate infrared light

Colloidal quantum dot photodetectors see further in the infrared

Optical sensors that work in the mid- to long infrared part of the electromagnetic spectrum have a host of applications, including gas ...

Quantum Dot Microchip for High-Performance Infrared Camera

To create the infrared imaging arrays, QDIR purchases silicon microchips, roughly 1 cm by 1cm each, and coats the microchips with a colloidal suspension of HgTe ...

Startup QDIR uses quantum dots for infrared detectors

These quantum dots are made from mercury telluride and have the ability to absorb infrared light, and Matthew Ackerman, a recent PhD graduate from Guyot- ...

A colloidal quantum dot infrared photodetector and its use for ...

We also integrate this material into a photodiode with the highest infrared detection performances reported for an intraband-based nanocrystal ...

Quantum-dot films convert infrared photons into visible light

The films have a simple, two-layer structure. The bottom layer consists of colloidal quantum dots. These are nanometre-sized chunks of the ...

Colloidal quantum dot photodetectors with 10-ns response time and ...

Colloidal quantum dots (CQDs) are appealing toward this end: they unite IR-tunable absorption with ease of fabrication. To date, CQD ...

Fast Near‐Infrared Photodetection Using III–V Colloidal Quantum Dots

Colloidal quantum dots (CQDs) are promising materials for infrared (IR) light ... Light. Conversion), generating the pump beam at 400 nm. Both the ...

NIR-quantum dots in biomedical imaging and their future - PMC

By selectively controlling the synthetic methodologies it is possible to obtain QDs that emit in the first (650–950 nm) and second (1000–1400 nm) near infra-red ...

Colloidal Quantum Dot Based Mid-Infrared Detectors - OSTI.GOV

Additionally, hot objects, such as living beings or machinery in operation, emit infrared radiation in both the MWIR and long-wave IR that ...

Extremely lightweight and ultra-flexible infrared light-converting ...

PbS colloidal quantum dots (CQDs) exhibit a broad and strong light absorption spectrum covering the ultraviolet-visible-near infrared region, allowing for ...

Tutorial: Lead sulfide colloidal quantum dot infrared photodetector

Lead sulfide (PbS) colloidal quantum dots (CQDs) is emerging as a promising material for infrared photodetectors because of its strong ...

Bringing Colloidal Quantum Dots to Detector Technologies - Ackerman

Although colloidal quantum dots have a ways to go before they can match the performance of state-of-the-art infrared detector technologies, ...

Mercury Chalcogenide Colloidal Quantum Dots for Infrared ... - MDPI

Mercury chalcogenide CQDs demonstrate an exceptionally broad spectrum and tunable light response across the short-wave to long-wave infrared spectrum.

PbS Colloidal Quantum Dot Inks for Infrared Solar Cells: iScience

Infrared PbS colloidal quantum dot (CQD)-based materials receive significant attention because of its unique properties.

All-Quantum-Dot Infrared Light-Emitting Diodes. - Semantic Scholar

The infrared LEDs that use quantum-tuned materials for each of the hole-transporting, the electron-transport, and the light-emitting layers are reported ...

Infrared Lead Sulfide Quantum Dots: Properties and Applications

Infrared lead sulfide (PbS)-based quantum dots absorb and emit light across the near-infrared and short-wave infrared wavelengths ... Colloidal quantum dot ...

InSb/InP core-shell colloidal quantum dots for sensitive and fast short

... Colloidal InSb Quantum Dots from In Situ Generated Single-Source Precursor. ... in Infrared Light Detectors Based on III-V Colloidal Quantum Dots. Adv ...

Colloidal quantum-dots surface and device structure engineering for ...

Especially, its high color purity and color-tunable emission make quantum-dots-based light-emitting diodes (QD-LEDs) a promising candidate for next-generation ...

What if we could tune heat using quantum dots? - Reddit

We can make fluids that show fluorescence in beutiful colors of the spectrum using the same substances with different size nanocrystals. The ...

Bright infrared LEDs based on colloidal quantum-dots | Request PDF

Record-brightness infrared LEDs based on colloidal quantum-dots have been achieved through control of the spacing between adjacent quantum-dots.