Results 1 to 10 of about 333,549 (210)

LLPS droplet size estimation via UV–Vis spectroscopy using a microplate reader [PDF]

open access: yesScientific Reports
Liquid-liquid phase separation (LLPS) is critical to the formation of membraneless organelles within cells. Monitoring the size and dynamics of LLPS droplets is essential to understanding their function.
Mayu Enomoto-Kusano   +10 more
doaj   +2 more sources

A Transfer Learning-Based VGG-16 Model for COD Detection in UV–Vis Spectroscopy [PDF]

open access: yesJournal of Imaging
Chemical oxygen demand (COD) serves as a key indicator of organic pollution in water bodies, and its rapid and accurate detection is crucial for environmental protection.
Jingwei Li   +3 more
doaj   +2 more sources

Optimizing extrusion processes and understanding conformational changes in itraconazole amorphous solid dispersions using in-line UV–Vis spectroscopy and QbD principles [PDF]

open access: yesInternational Journal of Pharmaceutics: X
This paper presents a comprehensive investigation of the manufacturing of itraconazole (ITZ) amorphous solid dispersions (ASDs) with Kolllidon® VA64 (KVA64) using hot-melt extrusion (HME) and in-line process monitoring, employing a Quality by Design (QbD)
Hetvi Triboandas   +5 more
doaj   +2 more sources

Geographical origin identification of teas using UV-VIS spectroscopy [PDF]

open access: yesE3S Web of Conferences, 2021
In this work we proposed a method to verify the differentiating characteristics of simple tea infusions prepared in boiling water alone, which represents the final product as ingested by the consumers.
Tran Thi Hue   +3 more
doaj   +1 more source

Chemometrics-Assisted UV-Vis Spectrophotometry for Quality Control of Pharmaceuticals: A Review

open access: yesIndonesian Journal of Chemistry, 2023
Spectroscopic method in the UV-Vis region is considered the most molecular spectrometric method for content determination of a single component. However, a lot of pharmaceutical dosage forms comprise two or more components which lead to peak overlapping.
Laela Hayu Nurani   +6 more
doaj   +1 more source

Advances on Water Quality Detection by UV-Vis Spectroscopy

open access: yesApplied Sciences, 2020
Water resources are closely linked to human productivity and life. Owing to the deteriorating water resources environment, accurate and rapid determination of the main water quality parameters has become a current research hotspot.
Yuchen Guo   +3 more
doaj   +1 more source

UV-Vis spectroscopy [PDF]

open access: yesPhysical Sciences Reviews, 2018
Abstract UV-Vis reflectance spectroscopy has been widely used as a non-invasive method for the study of cultural heritage materials for several decades. In particular, FORS, introduced in the 1980s, allows to acquire hundreds of reflectance spectra in situ in a short time, contributing to the identification of artist’s materials.
Picollo Marcello   +2 more
openaire   +7 more sources

Investigation and Discrimination of Ballpoint Pen Inks by Analytical Techniques and Chemometrics

open access: yesInternational Journal of Analytical Chemistry, 2022
A population study has been performed for Pakistani ballpoint pen inks of blue, black, red, and green colors (a total of four colors) commercially used in Pakistan.
Mehwish Sharif   +5 more
doaj   +1 more source

Ultraviolet – visible - near infrared spectroscopy for rapid determination of volatile compounds in white grapes during ripening [PDF]

open access: yesCiência e Técnica Vitivinícola, 2017
Near Infrared (NIR) spectroscopy is increasingly used in food analysis due to its speed and ease of use. Ultraviolet-visible (UV-VIS) spectroscopy is commonly used in any laboratory worldwide.
Ripoll Gabriel   +2 more
doaj   +1 more source

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