Results 31 to 40 of about 384,549 (253)

Spectroscopic analysis Oliveria decumbent Vent by Fourier transform infrared spectroscopy

open access: yesPlant Biotechnology Persa, 2021
Medicinal plants are useful in perfumery, pharmaceutical, and food industries. Recognition of compounds and functional groups of these plants helps to more understand their structure, medicinal and therapeutic applications.
Amir Soltanbeigi   +2 more
doaj  

Analysis of ovarian tumor pathology by Fourier Transform Infrared Spectroscopy

open access: yesJournal of Ovarian Research, 2010
Background Ovarian cancer is the second most common cancer among women and the leading cause of death among gynecologic malignancies. In recent years, infrared (IR) spectroscopy has gained attention as a simple and inexpensive method for the biomedical ...
Mehrotra Ranjana   +4 more
doaj   +1 more source

Synthesis of Mesoporous Silica and Modified as a Drug Delivery System of Ibuprofen [PDF]

open access: yesJournal of Nanostructures, 2016
In this work we synthesized of mesoporous silica nanoparticles and functionalized with 3-aminopropyltriethoxysilane to improve the loading and release of ibuprofen bonded to 3-aminopropyltriethoxysilane.
Y. Mortazavi, S. M. Ghoreishi
doaj   +1 more source

High Coherence Mid-Infrared Dual Comb Spectroscopy Spanning 2.6 to 5.2 microns

open access: yes, 2017
Mid-infrared dual-comb spectroscopy has the potential to supplant conventional high-resolution Fourier transform spectroscopy in applications that require high resolution, accuracy, signal-to-noise ratio, and speed.
Baumann, Esther   +6 more
core   +1 more source

Classification of gallstones using Fourier-transform infrared spectroscopy and photography

open access: yesBiomaterials Research, 2018
Background Gallstones have conventionally been classified by gross inspection into 4 categories: cholesterol gallstones, black pigment (calcium bilirubinate) gallstones, brown gallstones, and mixed gallstones that contain both cholesterol and calcium ...
Byeong Jo Ha, Sangsoo Park
doaj   +1 more source

Bond Characterization in Cementitious Material Binders Using Fourier-Transform Infrared Spectroscopy

open access: yesApplied Sciences, 2023
Fourier-transform infrared (FTIR) spectroscopy is a fast and simple technique for functional group identification. This work provides a review and insight into the application and interpretation of FTIR spectroscopy for cementitious binders that comprise
Moruf Olalekan Yusuf
doaj   +1 more source

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

SIMPLE ENTRAPMENT OF ALCALASE IN DIFFERENT SILICA XEROGELS USING THE TWO STEPS SOL-GEL METHOD [PDF]

open access: yes, 2011
The present study has focused on the entrapment of Alcalase in different xerogels obtained by using various molar ratios of methyltriethoxysilane, dimethyldietoxisilane and tetraethoxysilane.
Chiriac, A.   +2 more
core  

Composite Electrospun Fibers Containing Optimized B‐ and Cu‐Doped Bioactive Glass Sol‐Gel Particles for Potential Soft Tissue Engineering Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This article describes the preparation and characterization of poly(ε‐caprolactone) electrospun composite fibers incorporating sol‐gel‐derived bioactive glass particles doped with B and Cu. Scanning electron microscopy, energy‐dispersive X‐ray spectroscopy, Fourier‐transform infrared spectroscopy, contact angle, acellular bioactivity, mechanical and ...
Elisa Piatti   +5 more
wiley   +1 more source

Detection of Animal Fat Mixtures in Meatballs Using Fourier Transform Infrared Spectroscopy (FTIR Spectroscopy)

open access: yesIndonesian Journal of Halal Research, 2021
Detection of animal mixtures in meatballs by using Fourier Transform Infrared Spectroscopy (FTIR spectroscopy) has been studied. This research aims to study the different markers of fat characters in meatballs containing the mixture of chicken fat, lard ...
Imelda Fajriati   +3 more
doaj   +1 more source

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