Zobrazeno 1 - 10
of 1 249
pro vyhledávání: '"infrared detection"'
Publikováno v:
Photonic Sensors, Vol 15, Iss 2, Pp 1-17 (2024)
Abstract The surge in demand for cost-effective, lightweight, and rapidly responsive sensors has propelled research in various fields, and traditional sensors face limitations in performing up to the mark due to their intrinsic properties and a lack
Externí odkaz:
https://doaj.org/article/7496910fa753478eb93f873dce3b1ed8
Autor:
Tufail Hassan, Aamir Iqbal, Byungkwon Yoo, Jun Young Jo, Nilufer Cakmakci, Shabbir Madad Naqvi, Hyerim Kim, Sungmin Jung, Noushad Hussain, Ujala Zafar, Soo Yeong Cho, Seunghwan Jeong, Jaewoo Kim, Jung Min Oh, Sangwoon Park, Youngjin Jeong, Chong Min Koo
Publikováno v:
Nano-Micro Letters, Vol 16, Iss 1, Pp 1-18 (2024)
Highlights A multifunctional Janus film is fabricated by integrating highly-crystalline and oxidation-resistant Ti3C2T x MXene with carbon nanotube (CNT) film through strong hydrogen bonding, which exhibits high electrical conductivity of 4250 S cm
Externí odkaz:
https://doaj.org/article/c532908793d548b69f59d93d0ff61af5
Autor:
Chen Ran, Xia Ruqiao, Griffiths Jonathan, Beere Harvey E., Ritchie David A., Michailow Wladislaw
Publikováno v:
Nanophotonics, Vol 13, Iss 10, Pp 1917-1928 (2024)
Field effect transistors have shown promising performance as terahertz (THz) detectors over the past few decades. Recently, a quantum phenomenon, the in-plane photoelectric effect, was discovered as a novel detection mechanism in gated two-dimensiona
Externí odkaz:
https://doaj.org/article/1b0ab2366930453db729d102ec3c8bfc
Autor:
Giparakis Miriam, Windischhofer Andreas, Isceri Stefania, Schrenk Werner, Schwarz Benedikt, Strasser Gottfried, Andrews Aaron Maxwell
Publikováno v:
Nanophotonics, Vol 13, Iss 10, Pp 1773-1780 (2024)
InAs/AlSb quantum cascade detectors (QCDs) grown strain-balanced on GaSb substrates are presented. This material system offers intrinsic performance-improving properties, like a low effective electron mass of the well material of 0.026 m 0, enhancing
Externí odkaz:
https://doaj.org/article/3cdbc79c33e742d08730f751fb524d55
Autor:
Saemian Mohammadreza, Del Balzo Livia, Gacemi Djamal, Todorov Yanko, Rodriguez Etienne, Lopez Olivier, Darquié Benoit, Li Lianhe, Davies Alexander Giles, Linfield Edmund, Vasanelli Angela, Sirtori Carlo
Publikováno v:
Nanophotonics, Vol 13, Iss 10, Pp 1765-1772 (2024)
We report room temperature heterodyne detection of a quantum cascade laser beaten with a local oscillator on a unipolar quantum photodetector in two different atmospheric windows, at 4.8 µm and 9 µm. A noise equivalent power of few pW is measured b
Externí odkaz:
https://doaj.org/article/bc2a7b94eb0c459cadd9c112d83f8d57
Publikováno v:
Sensors, Vol 24, Iss 16, p 5404 (2024)
In infrared detection scenarios, detecting and recognizing low-contrast and small-sized targets has always been a challenge in the field of computer vision, particularly in complex road traffic environments. Traditional target detection methods usual
Externí odkaz:
https://doaj.org/article/9670e8f5826342ab8d8c0a14c5e5fb8f
Publikováno v:
Advanced Electronic Materials, Vol 10, Iss 2, Pp n/a-n/a (2024)
Abstract Organic photodetectors (OPDs) detecting light in the near‐infrared (NIR) range from 900 to 1200 nm offer numerous applications in biomedical imaging and health monitoring. However, an ultra‐low bandgap of the electron donor compound requ
Externí odkaz:
https://doaj.org/article/45227789863e4e1d8c8508b6c93fca2c
Publikováno v:
Dianzi Jishu Yingyong, Vol 49, Iss 4, Pp 83-87 (2023)
For the effective, convenient and unified management of materials about military logistics, this paper studies and designs a monitoring system for monitoring the presence of items. The system uses the motherboard of Raspberry Pi to collect the level
Externí odkaz:
https://doaj.org/article/21cc9b33e83943baaf5baea0fa0e95f3
Autor:
Shiyu Luo, Li Peng, Yangsu Xie, Xiaoxue Cao, Xiao Wang, Xiaoting Liu, Tingting Chen, Zhanpo Han, Peidong Fan, Haiyan Sun, Ying Shen, Fan Guo, Yuxing Xia, Kaiwen Li, Xin Ming, Chao Gao
Publikováno v:
Nano-Micro Letters, Vol 15, Iss 1, Pp 1-14 (2023)
Highlights Large-area production of self-standing graphene nanofilm (~ 20 cm) through a clean ‘substrate replacement’ strategy. Realizing highly crystalline graphene nanofilms without micro-gasbags by introducing polymers. The graphene nanofilms
Externí odkaz:
https://doaj.org/article/e963ee87265d4196b2cd63553b69112c
Publikováno v:
Sensors, Vol 24, Iss 4, p 1245 (2024)
This study systematically developed a deep transfer network for near-infrared spectrum detection using convolutional neural network modules as key components. Through meticulous evaluation, specific modules and structures suitable for constructing th
Externí odkaz:
https://doaj.org/article/7874a2715f994115b14194222a162132