Mid-and long-wave infrared optoelectronics via intraband transitions in PbS colloidal quantum dots

I Ramiro, O Özdemir, S Christodoulou, S Gupta… - Nano …, 2020 - ACS Publications
… Unfortunately, fabrication of quantum dots exhibiting intraband absorption is technologically
… heavily doped PbS colloidal quantum dots in the 5–9 μm range, beyond the PbS bulk band …

Infrared quantum dots

E H. Sargent - Advanced Materials, 2005 - Wiley Online Library
optoelectronic materials which provide a comprehensive set of canonical optoelectronic
Physical properties of PbS quantum dots synthesized by an organometallic route. a,b) High-…

Colloidal quantum dots for optoelectronics

AP Litvin, IV Martynenko, F Purcell-Milton… - Journal of Materials …, 2017 - pubs.rsc.org
… (b) for the all quantum dot LEDs. (c) Absorption spectra of PbS colloidal QDs used for CTLs
(… Sun spectrum, and 1.0 eV for the infrared one, separated by the graded recombination layer…

Solution-processed PbS quantum dot infrared photodetectors and photovoltaics

SA McDonald, G Konstantatos, S Zhang, PW Cyr… - Nature materials, 2005 - nature.com
optoelectronic devices operating in the visible region 4,5,6,7,8 . In the infrared,
electroluminescence has been demonstrated from such materials 9,10,11 . In the area of infrared

PbS Colloidal Quantum Dot Photodetectors operating in the near infrared

A De Iacovo, C Venettacci, L Colace, L Scopa… - Scientific reports, 2016 - nature.com
… interest in the fabrication of optoelectronic devices due to their unique … infrared photodetectors.
In this work we report on the fabrication and characterization of PbS colloidal quantum dot

Infrared colloidal quantum dots for photovoltaics: fundamentals and recent progress

J Tang, EH Sargent - Advanced materials, 2011 - Wiley Online Library
… passivation;52, 53 however, in optoelectronic applications such as photovoltaics, good
carrier … , with special emphasis on stable and efficient PbS colloidal quantum dot solar cells. …

Synergetic effect of silver nanocrystals applied in PbS colloidal quantum dots for high-performance infrared photodetectors

J He, K Qiao, L Gao, H Song, L Hu, S Jiang… - Acs …, 2014 - ACS Publications
… Lightweight and flexible optoelectronics have attracted great research interest because of …
to further investigate our photodetectors for flexible optoelectronics. The optimized 1% Ag NC …

Solution-processed PbS quantum dot infrared laser with room-temperature tunable emission in the optical telecommunications window

GL Whitworth, M Dalmases, N Taghipour… - Nature …, 2021 - nature.com
… tunability, high quantum confinement potential and solution processability, colloidal quantum
dots (CQDs) have been employed successfully in a wide variety of optoelectronic devices, …

The effect of isopropylamine-capped PbS quantum dots on infrared photodetectors and photovoltaics

T Ghomian, S Farimand, JW Choi - Microelectronic Engineering, 2017 - Elsevier
colloidal quantum dots (CQDs) has dramatically improved the progress in the field of
solution-processed optoelectronicsColloidal quantum dots are semiconductor nanocrystals …

Colloidal arenethiolate-capped PbS quantum dots: optoelectronic properties, self-assembly, and application in solution-cast photovoltaics

C Giansante, L Carbone, C Giannini… - The Journal of …, 2013 - ACS Publications
optoelectronic and supra-QD interactions: indeed, arenethiolate ligands induce (i) a reduction
of the optical band gap of PbS colloidal … of the replacing ligands to the PbS core, that relax …