Quantum dot optoelectronic devices: lasers, photodetectors and solar cells

J Wu, S Chen, A Seeds, H Liu - Journal of Physics D: Applied …, 2015 - iopscience.iop.org
Nanometre-scale semiconductor devices have been envisioned as next-generation
technologies with high integration and functionality. Quantum dots, or the so-called'artificial …

Graphene nanowalls in photodetectors

J Yang, Q Yang, Y Zhang, X Wei, H Shi - RSC advances, 2023 - pubs.rsc.org
Graphene nanowalls (GNWs) have emerged as a promising material in the field of
photodetection, thanks to their exceptional optical, electrical, mechanical, and …

[HTML][HTML] Heat-assisted detection and ranging

F Bao, X Wang, SH Sureshbabu, G Sreekumar, L Yang… - Nature, 2023 - nature.com
Abstract Machine perception uses advanced sensors to collect information about the
surrounding scene for situational awareness,,,,,–. State-of-the-art machine perception using …

[HTML][HTML] Room-temperature nine-µm-wavelength photodetectors and GHz-frequency heterodyne receivers

D Palaferri, Y Todorov, A Bigioli, A Mottaghizadeh… - Nature, 2018 - nature.com
Room-temperature operation is essential for any optoelectronics technology that aims to
provide low-cost, compact systems for widespread applications. A recent technological …

Bolometric infrared photoresponse of suspended single-walled carbon nanotube films

ME Itkis, F Borondics, A Yu, RC Haddon - Science, 2006 - science.org
The photoresponse in the electrical conductivity of a single-walled carbon nanotube (SWNT)
film is dramatically enhanced when the nanotube film is suspended in vacuum. We show …

A Novel Solid State Non-Dispersive Infrared CO2 Gas Sensor Compatible with Wireless and Portable Deployment

D Gibson, C MacGregor - Sensors, 2013 - mdpi.com
This paper describes development of a novel mid-infrared light emitting diode (LED) and
photodiode (PD) light source/detector combination and use within a non-dispersive infrared …

Graphene-black phosphorus printed photodetectors

S Akhavan, A Ruocco, G Soavi, AT Najafabadi… - 2D …, 2023 - iopscience.iop.org
Layered materials (LMs) produced by liquid phase exfoliation (LPE) can be used as building
blocks for optoelectronic applications. However, when compared with mechanically …

[HTML][HTML] Pre-flight calibration of the Mars 2020 Rover Mastcam Zoom (Mastcam-Z) multispectral, stereoscopic imager

AG Hayes, P Corlies, C Tate, M Barrington, JF Bell… - Space Science …, 2021 - Springer
Abstract The NASA Perseverance rover Mast Camera Zoom (Mastcam-Z) system is a pair of
zoomable, focusable, multi-spectral, and color charge-coupled device (CCD) cameras …

Silver selenide colloidal quantum dots for mid-wavelength infrared photodetection

SB Hafiz, MR Scimeca, P Zhao, IJ Paredes… - ACS Applied Nano …, 2019 - ACS Publications
Lately discovered silver selenide (Ag2Se) colloidal quantum dots with tetragonal crystal
structure exhibit promising optical properties in the mid-wavelength infrared. Although …

Instantaneous river‐wide water surface velocity field measurements at centimeter scales using infrared quantitative image velocimetry

SA Schweitzer, EA Cowen - Water Resources Research, 2021 - Wiley Online Library
This paper describes a novel velocimetry method we call infrared quantitative image
velocimetry (IR‐QIV), that uses infrared (IR) images of thermal patterns advecting on water …