On the Spectral Identification and Wavelength Dependence of Rare-Earth Ore Emission by Laser-Induced Breakdown Spectroscopy

Autor: Muhammad Sher Afgan, Zongyu Hou, Weiran Song, Jiachen Liu, Yuzhou Song, Weilun Gu, Zhe Wang

Publikováno v: Chemosensors, Vol 10, Iss 9, p 350 (2022)

The increasing demand for rare earth elements (REE) requires faster analysis techniques for their rapid exploration. Laser-induced breakdown spectroscopy (LIBS) has on-site and real time analysis capability. However, interference and the weaker emiss

Externí odkaz: https://doaj.org/article/4f0e02f32c29468fad283006699351e5

Classification of Respiratory Syncytial Virus and Sendai Virus Using Portable Near-Infrared Spectroscopy and Chemometrics

Autor: Weiran Song, Hui Wang, Ultan F. Power, Enayetur Rahman, Judit Barabas, Jiandong Huang, James McLaughlin, Chris Nugent, Paul Maguire

Publikováno v: Song, W, Wang, H, Power, U, Rahman, E, Barabas, J, Huang, J, McLaughlin, J, Nugent, C & Maguire, P 2022, ' Classification of respiratory syncytial virus and Sendai virus using portable near-infrared spectroscopy and chemometrics ', IEEE Sensors Journal . https://doi.org/10.1109/JSEN.2022.3207222

There is evidence that it may be possible to detect viruses and viral infection optically using techniques such as Raman and infra-red (IR) spectroscopy and hence open the possibility of rapid identification of infected patients. However, high-resolu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fb12f23c13bbaaa335f7f0a38078036f
https://doi.org/10.1109/jsen.2022.3207222

A transferred multitask regularization convolutional neural network (TrMR-CNN) for laser-induced breakdown spectroscopy quantitative analysis

Autor: Jiacheng Cui, Weiran Song, Zongyu Hou, Weilun Gu, Zhe Wang

Publikováno v: Journal of Analytical Atomic Spectrometry. 37:2059-2068

A quantification method combining transfer learning, a convolutional neural network and multitask regularization to improve prediction accuracy and model robustness on limited data.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::728f12f145f481716a72a4c7c45fad1b
https://doi.org/10.1039/d2ja00182a

Long-term repeatability improvement using beam intensity distribution for laser-induced breakdown spectroscopy

Autor: Jiacen Liu, Weiran Song, Weilun Gu, Zongyu Hou, Kaikai Kou, Zhe Wang

Publikováno v: Analytica Chimica Acta. 1251:341004

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::919d48e6ba655a04e8f0c221ae30c2c7
https://doi.org/10.1016/j.aca.2023.341004

Validated ensemble variable selection of laser-induced breakdown spectroscopy data for coal property analysis

Autor: Muhammad Sher Afgan, Weilun Gu, Zongyu Hou, Weiran Song, Zhe Wang, Jiacheng Cui, Hui Wang, Yun Wang

Publikováno v: Journal of Analytical Atomic Spectrometry. 36:111-119

Laser-induced breakdown spectroscopy (LIBS), an emerging elemental analysis technique, provides a fast and low-cost solution for coal characterization without complex sample preparation. However, LIBS spectra contain a large number of uninformative v

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::85a27e199f8ce92928de1d8a4866ebeb
https://doi.org/10.1039/d0ja00386g