Results 41 to 50 of about 444,160 (373)

Surface Grafting of Poly(L-glutamates). 3. Block Copolymerization [PDF]

open access: yes, 2001
This paper describes for the first time the synthesis of surface-grafted AB-block copolypeptides, consisting of poly(γ-benzyl L-glutamate) (PBLG) as the A-block and poly(γ-methyl L-glutamate) (PMLG) as the B-block.
Chang Y. C.   +28 more
core   +4 more sources

Results obtained by investigating saffron ussing FT-IR spectroscopy

open access: yesBulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca. Animal Science and Biotechnologies, 2016
The biological activity and the pharmaceutical properties of plants are strongly dependent on their structure. The FT-IR spectra of saffron (commercial) have been obtained.
Luisa Andronie   +6 more
doaj   +1 more source

Sex Determination of Human Nails Based on Attenuated Total Reflection Fourier Transform Infrared Spectroscopy in Forensic Context

open access: yesSensors, 2023
This study reports on the successful use of a machine learning approach using attenuated total reflectance Fourier transform infrared (ATR FT-IR) spectroscopy for the classification and prediction of a donor’s sex from the fingernails of 63 individuals ...
Bilkis Mitu   +2 more
doaj   +1 more source

Near Infrared Microspectroscopy, Fluorescence Microspectroscopy, Infrared Chemical Imaging and High-Resolution Nuclear Magnetic Resonance Analysis of Soybean Seeds, Embryos and Single Cells [PDF]

open access: yes, 2011
Chemical analysis of soybean seeds, somatic embryos and single cells were carried out by Fourier Transform Infrared (FT-IR), Fourier Transform Near Infrared (FT-NIR) Microspectroscopy, Fluorescence and High-Resolution NMR (HR-NMR).
I. C. Baianu   +2 more
core   +2 more sources

Observation of O–O Bond Forming Step of Molecular Co4O4 Cubane Catalyst for Water Oxidation by Rapid-Scan FT-IR Spectroscopy

open access: yesACS Catalysis, 2020
Monitoring of water oxidation by the established Co cubane catalyst Co4O4(OAc)4(py)4 (abbrev. Co4O4, OAc = acetate, py = pyridine) by time-resolved rapid-scan ATR FT-IR spectroscopy revealed the O–...
Hongfei Liu, H. Frei
semanticscholar   +1 more source

Infrared spectroscopy - alternative instrumental tool for control of bioethanol production.

open access: yesKvasný průmysl, 2009
We investigated the possibility of application of FT-IR (Fourier transformed infrared spectroscopy) and FT-NIR (Fourier transformed near infrared spectroscopy) for analysis of mash parameters.
Ladislav TENKL   +3 more
doaj   +1 more source

Sensitivity and Calibration of the FT-IR Spectroscopy on Concentration of Heavy Metal Ions in River and Borehole Water Sources

open access: yesApplied Sciences, 2020
Heavy metals in water sources can threaten human life and the environment. The analysis time, need for chemical reagents, and sample amount per analysis assist in monitoring contaminants. Application of the Fourier Transform Infrared (FT-IR) Spectroscopy
Matthew Mamera   +3 more
semanticscholar   +1 more source

FT-IR profiling reveals differential response of roots and leaves to salt stress in a halophyte Sesuvium portulacastrum (L.) L.

open access: yesBiotechnology Reports, 2019
In a halophyte, Sesuvium portulacastrum (L.) L., we have applied Fourier Transform InfraRed (FT-IR) spectroscopy to detect the corresponding changes associated with salt-induced physiological changes under long- term treatment with 0, 100 and 500 mM NaCl.
G.C. Nikalje   +3 more
doaj   +1 more source

Dichloropalladium complexes ligated by 4,5-bis(arylimino)pyrenylidenes: Synthesis, characterization, and catalytic behavior towards Heck-reaction [PDF]

open access: yes, 2013
A series of 4,5-bis(arylimino)pyrenylidenylpalladium(II) chloride complexes (C1–C4) were synthesized and characterized by FT-IR and NMR spectroscopy, elemental analysis as well as by single crystal X-ray diffraction for the representative complexes C1 ...
Kong, Shaoliang   +4 more
core   +1 more source

FT-IR spectroscopy of lipoproteins—A comparative study

open access: yesSpectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 2009
FT-IR spectra, in the frequency region 4000-600 cm(-1), of four major lipoprotein classes: very low density lipoprotein (VLDL), low density lipoprotein (LDL) and two subclasses of high density lipoproteins (HDL(2) and HDL(3)) were analyzed to obtain their detailed spectral characterization.
Krilov, Dubravka   +4 more
openaire   +3 more sources

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