Flame Detectors Based on Semiconductor Nanocrystals
- 作者: Pevtsov D.N.1,2, Demkin D.V.2, Katsaba A.V.2,3, Gadomska A.V.1
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隶属关系:
- Federal Research Center for Problems of Chemical Physics and Medicinal Chemistry, Russian Academy of Sciences
- Moscow Institute of Physics and Technology (National Research University)
- Lebedev Physical Institute, Russian Academy of Sciences
- 期: 卷 57, 编号 4 (2023)
- 页面: 290-297
- 栏目: PHOTONICS
- URL: https://journals.rcsi.science/0023-1193/article/view/140002
- DOI: https://doi.org/10.31857/S0023119323040101
- EDN: https://elibrary.ru/QNZEBJ
- ID: 140002
如何引用文章
详细
The possibility of using semiconductor nanocrystals in photodetectors for optical detection of open flame has been explored. The spectral range boundaries of response of flame detectors have been concretized. In accordance with this, colloidal lead sulfide nanocrystals absorbing in the range of 1–1.5 μm have been synthesized. Photoresistors with different ligand compositions have been made from these particles. For the obtained samples, the current–voltage characteristics were measured and the photosensitivity and specific
detectivity parameters were calculated. A theoretical estimate of the flame detection range has been made for the samples. It has been shown that a photosignal can be reliably detected at a distance of more than 80 m.
作者简介
D. Pevtsov
Federal Research Center for Problems of Chemical Physics and Medicinal Chemistry, Russian Academy of Sciences; Moscow Institute of Physics and Technology (National Research University)
Email: pevtsov.dn@phystech.edu
Chernogolovka, Moscow oblast, 142432 Russia; Dolgoprudnyi, Moscow oblast, 141701 Russia
D. Demkin
Moscow Institute of Physics and Technology (National Research University)
Email: pevtsov.dn@phystech.edu
Dolgoprudnyi, Moscow oblast, 141701 Russia
A. Katsaba
Moscow Institute of Physics and Technology (National Research University); Lebedev Physical Institute, Russian Academy of Sciences
Email: pevtsov.dn@phystech.edu
Dolgoprudnyi, Moscow oblast, 141701 Russia; Moscow, 119991 Russia
A. Gadomska
Federal Research Center for Problems of Chemical Physics and Medicinal Chemistry, Russian Academy of Sciences
编辑信件的主要联系方式.
Email: pevtsov.dn@phystech.edu
Chernogolovka, Moscow oblast, 142432 Russia
参考
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