Results 31 to 40 of about 279,678 (332)

The dissolution and solid-state behaviours of coground ibuprofen–glucosamine HCl [PDF]

open access: yes, 2014
The cogrinding technique is one of most effective methods for improving the dissolution of poorly water-soluble drugs and it is superior to other approaches from an economical as well as an environmental standpoint, as the technique does not require any ...
Ali Nokhodchi   +8 more
core   +1 more source

Ft-raman, ft-ir, nmr and dft calculations of 5-bromo-1h benzimidazole

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2017
This paper were investigated spectroscopic studies of 5-bromo-1h benzimidazole (5Br1HB) with FT-Raman and FT-IR spectral techniques. To produce a tables of vibrational spectra, Mulliken and NMR analysis, density of function theory (DFT) calculations ...
Emine Babur Şaş, Mustafa Kurt
doaj   +1 more source

Study of Porosity and Surface Groups of Activated Carbons Produced from Alternative and Renewable Biomass: Buriti Petiole

open access: yesOrbital: The Electronic Journal of Chemistry, 2017
This study reports the production of activated carbon (AC) from chemical activation with sodium hydroxide in pyrolysis temperature of 500 to 600 °C using alternative and renewable material, Buriti petiole.
Cristiane Freitas de Almeida   +6 more
doaj   +3 more sources

An FT-Raman, FT-IR, and Quantum Chemical Investigation of Stanozolol and Oxandrolone

open access: yesBiosensors, 2017
We have studied the Fourier Transform Infrared (FT-IR) and the Fourier transform Raman (FT-Raman) spectra of stanozolol and oxandrolone, and we have performed quantum chemical calculations based on the density functional theory (DFT) with a B3LYP/6-31G ...
Tibebe Lemma   +3 more
doaj   +1 more source

PREPARATION, IDENTIFICATION AND BIOLOGICAL PROPERTIES OF NEW FLUORIDE NANOCOMPOUNDS [PDF]

open access: yes, 2016
Indexación: Web of Science; Scopus.Nanoparticles (NPs) of new fluoride (SrF2 and MgF2) nanocompounds were synthesized by the simple chemical method of precipitation in ethanol.
Abdolmaleki, B   +6 more
core   +2 more sources

Fourier-transform infrared spectroscopy for typing of vancomycin-resistant Enterococcus faecium: performance analysis and outbreak investigation

open access: yesMicrobiology Spectrum, 2023
Vancomycin-resistant Enterococci, mainly Enterococcus faecium (VREfm), are causing nosocomial infections and outbreaks. Bacterial typing methods are used to assist in outbreak investigations.
T. C. Scheier   +11 more
doaj   +1 more source

Electrical and FT-IR measurements of undoped N-type INP materials grown from various stoichiometric melts [PDF]

open access: yes, 1998
P-rich, In-rich and Stoichiometric undoped InP melts have been synthesed by phosphorus in-situ injection method. InP crystal ingots have been grown from these melts by Liquid Encapsulated Czochralski (LEC).
Beling, CD   +8 more
core   +1 more source

Monitoring crystal development in palm oil-based fluid shortening production by FT-IR spectroscopy [PDF]

open access: yes, 2010
The extent of crystal development of palm oil-based fluid shortening was determined using attenuated total reflectance (ATR) of Fourier transform infrared (FT-IR) spectroscopy.
Abdul Rahman, Russly   +4 more
core   +1 more source

Experimental and theoretical spectroscopic (FT-IR, FT-Raman, UV-VIS) analysis, natural bonding orbitals and molecular docking studies on 2-bromo-6-methoxynaphthalene: A potential anti-cancer drug

open access: yesHeliyon, 2021
The vibrational, electronic and charge transfer studies on 2-bromo-6-methoxynaphthalene (2BMN) were done using DFT method with B3LYP/6-311++G(d,p) theory using GAUSSIAN 09W software.
Rinnu Sara Saji   +3 more
doaj   +1 more source

Characterization of the curing agents used in epoxy resins with TG/FT-IR technique

open access: yesPolímeros, 2006
Samples of epoxy resin (EP) based on the diglycidyl ether of bisphenol A (DGEBA), cured with nadic methyl anhydride (NMA) and mercaptan (CAPCURE 3-800), or amine-phenol (CAPCURE EH-30), respectively, SE 4 and SE 5, were prepared in the stoichiometric ...
Benedita M. V. Romão   +6 more
doaj   +1 more source

Home - About - Disclaimer - Privacy