Zobrazeno 1 - 10
of 2 890
pro vyhledávání: '"UV spectroscopy"'
Publikováno v:
Future Journal of Pharmaceutical Sciences, Vol 10, Iss 1, Pp 1-14 (2024)
Abstract Background In the current study, estimation of lamivudine (LMU) by UV spectroscopy, reverse-phase HPLC (RP-HPLC) and HPTLC methods in tablet formulation was developed, and comparative studies between the methods were investigated by analytic
Externí odkaz:
https://doaj.org/article/7f7213a7fb984db8888c50305d21138c
Autor:
J. Jayaprabakar, S.S. Dawn, M. Anish, Jayant Giri, K. Sudhakar, Abdullah A. Alarfaj, Ajay Guru
Publikováno v:
Heliyon, Vol 10, Iss 17, Pp e37118- (2024)
Diversion of oil sources for biodiesel production has been gaining importance to meet the environmental concerns and energy demand. The free fatty acid (FFA) content of the feedstock is a significant factor in biodiesel production. The FFA values det
Externí odkaz:
https://doaj.org/article/029878d5ca88455aa055a3b2d2d8556a
Autor:
M. Hemalatha, J.S. Hilli, S.S. Chandrashekhar, A.G. Vijayakumar, Uday G. Reddy, P.S. Tippannavar
Publikováno v:
Heliyon, Vol 10, Iss 11, Pp e31551- (2024)
Storage pests, particularly bruchids, are major biotic constraints causing significant storage losses in pulses. Conventional control methods relying on insecticides and fumigants often lead to food contamination due to toxic pesticide residues and a
Externí odkaz:
https://doaj.org/article/0f4cd3f448de40c996cbd965ca656e51
Publikováno v:
Green Analytical Chemistry, Vol 9, Iss , Pp 100108- (2024)
Introduction: Sustainable analytical practices can be made by considering several parameters such as eco-friendliness, productivity, practicality along with the method analytical performance. Environmentally destructive analytical research practices,
Externí odkaz:
https://doaj.org/article/88843deb4c754896863039a01d486205
Autor:
Mikhail A. Zyryanov, Sergey O. Medvedev, Alexey A. Kukushkin, Kseniya Yu. Kuchina, Anna S. Kositsyna, Evgeny V. Root
Publikováno v:
Siberian Journal of Life Sciences and Agriculture, Vol 15, Iss 6, Pp 165-179 (2023)
Background. Wood is a unique material in its structure. However, materials made from wood raw materials have such negative properties as insufficient bio- and fire-resistance. In turn, when organizing and improving the efficiency of logging activity,
Externí odkaz:
https://doaj.org/article/20bed6782de34bc0a34f8c9272d5992d
Autor:
Katarzyna Chruszcz-Lipska
Publikováno v:
Minerals, Vol 14, Iss 8, p 743 (2024)
Crude oil and petroleum products contain various types of sulfur compounds: aliphatic and aromatic mercaptans, hydrogen sulfide, sulfides, disulfides, thiophene derivatives, etc. Some of these may dissolve in water only slightly, but their toxicity a
Externí odkaz:
https://doaj.org/article/d99143d88fcd440c80fd8743f318d7e6
Autor:
Mona Knoblich, Mohammad Al Ktash, Frank Wackenhut, Tim Englert, Jan Stiedl, Hilmar Wittel, Simon Green, Timo Jacob, Barbara Boldrini, Edwin Ostertag, Karsten Rebner, Marc Brecht
Publikováno v:
Sensors, Vol 24, Iss 14, p 4680 (2024)
In the manufacturing process of electrical devices, ensuring the cleanliness of technical surfaces, such as direct bonded copper substrates, is crucial. An in-line monitoring system for quality checking must provide sufficiently resolved lateral data
Externí odkaz:
https://doaj.org/article/877b33552ce44c59ab9818d378750da5
Publikováno v:
Water Science and Technology, Vol 87, Iss 7, Pp 1779-1790 (2023)
Oil content (OC) is one of the important evaluation indicators in oilfield wastewater (OW) treatment. The purpose of this study is to realize online real-time detection of OC in OW by combining ultraviolet spectrophotometry with the convolutional neu
Externí odkaz:
https://doaj.org/article/649e659dd2e240ce8875ff74d384049e
Autor:
Mai Mohamed Ezzat Barakat
Publikováno v:
Journal of Taibah University for Science, Vol 17, Iss 1 (2023)
In the current study carboxylated polyvinyl chloride/silver (CPVC/Ag) nanocomposite film was prepared. Samples from the CPVC/Ag nanocomposite film (1.5cm × 1.5 cm) were treated with 25–200 kGy gamma dosages. The optical characterization of the tre
Externí odkaz:
https://doaj.org/article/5ea50d8a95544445abf3c76fcb7027eb
Publikováno v:
Water Quality Research Journal, Vol 58, Iss 1, Pp 1-13 (2023)
Excessive nitrate in surface waters poses a great threat to the health of human beings. Traditional measuring tools require either hazardous chemicals or organic matter compensation. In this work, we proposed an online microfluidic device incorporate
Externí odkaz:
https://doaj.org/article/f86ffafdd97e4697abc9db9eb26d0088