نتایج جستجو برای: ftir spectra

تعداد نتایج: 125058  

Evaluation of Pre-Fixed Biological Tissues Preparation Methods for ATR-FTIR Biospectroscopy Fourier transform infrared (FTIR) spectroscopy in ATR (attenuated total reflection) mode is a powerful tool for studying biomedical samples, which can provide important structural information on the molecular composition. Currently, formalin fixation and paraffin preservation (FFPP) is the preferred sourc...

Journal: :Biochemistry 2006
K M Priyangika Bandaranayake Ruili Wang Gary Hastings

A phylloquinone molecule (2-methyl-3-phytyl-1,4-naphthoquinone) occupies the A1 binding site in photosystem I. Previously, we have obtained A1(-)/A1 FTIR difference spectra using labeled and unlabeled photosystem I particles and proposed assignments for many of the bands in the spectra [Sivakumar, V., Wang, R., and Hastings, G. (2005) Biochemistry 44, 1880-1893]. In particular, we suggested tha...

Journal: :journal of membrane science and research 0
t.n.a tengku sallehuddin faculty of chemical & natural resources engineering, universiti malaysia pahang, lebuhraya tun razak, 26300 gambang kuantan, pahang, malaysia m.n abu seman faculty of chemical & natural resources engineering, universiti malaysia pahang, lebuhraya tun razak, 26300 gambang kuantan, pahang, malaysia

this paper reports on preparation of polyamide membrane with addition of silver nanoparticles (agnps). agnps act as antibacterial agents that are less susceptible to membrane’s biofouling by interfacial polymerization (ip) method. agnps was synthesized via green route which has been reported previously. attenuated total reflectance-fourier transform infrared spectroscopy (atr-ftir), field emiss...

Journal: :Physical chemistry chemical physics : PCCP 2011
Ladislav Kavan Marketa Zukalova Martin Ferus Jeno Kürti János Koltai Svatopluk Civiš

(18)O-isotope labelled titania (anatase, rutile) was synthesized. The products were characterized by Raman spectra together with their quantum chemical modelling. The interaction with carbon dioxide was investigated using high-resolution FTIR spectroscopy, and the oxygen isotope exchange at the Ti(18)O(2)/C(16)O(2) interface was elucidated.

2012
Kothapalle Sivaiah Koramala Naveen Kumar V. Naresh Srinivasa Buddhudu

PVP polymers containing Li or Ag Ions have been synthesized in good stability and transparency by using the solution casting method. Their structural, optical, thermal and electrical properties have been investigated from the measurement of XRD, FTIR, SEM, EDAX, optical absorption spectra, TG-DTA profiles and impedance spectral features in order to evaluate their potentialities for their use in...

2014
Tapan K. Das

Cardanol(Cashew phenol) is subjected to diazotisation with Aniline and m-Toluidine to get monomers like Cardanol based dye from Aniline (CBDFA) and Cardanol based dye from m-Toludine (CBDFT). Such monomers have been condensed with formaldehyde in presence of acid catalyst to form resins. The resins have been characterized by FTIR spectra and their thermal behaviour have been studied.

2008
Andreas Hierlemann Antonio J. Ricco Wolfgang Gopel

Surface acoustic wave (SAW) measurements were combined with direct, in-situ molecular spectroscopy to understand the interactions of surface-confined sensing films with gas-phase analytes. This was accomplished by collecting Fourier-transform infrared external-reflectance spectra (FTIR-ERS) on operating SAW devices during dosing of their specifically coated surfaces with key analytes.

2017
Lei Zhang Qikui Fan Xiao Sha Ping Zhong Jie Zhang Yadong Yin Chuanbo Gao

Centre for Materials Chemistry, Frontier In Jiaotong University, Xi’an, Shaanxi 710054 edu.cn School of Materials Science and Engine Shaanxi 710049, China Department of Chemistry, University of Cal † Electronic supplementary information ( details, TEM images, FTIR spectra, size d analysis, electrochemical measuremen approach to other metals and compariso the literature. See DOI: 10.1039/c7sc018...

Journal: :Chemical communications 2015
Shanghao Li Joseph Dale Combs Olaa Eid Alharbi Jing Kong Chengshan Wang Roger M Leblanc

The attenuated total reflection technique was utilized to obtain FTIR spectra of (13)C-labeled peptides with a sequence of (AAAAK)4AAAAY in H2O. The regular amide I band was not at the typical position as reported in globular proteins, whereas the (13)C amide I band was still sensitive to conformation change.

2016
Tian Li Zhengjun Cheng Lijun Cao Xiaohui Jiang Lei Fan

In this data article, the fluorescence, UV-vis absorption and FTIR spectra data of BSA-AR1/AG50 system were presented, which were used for obtaining the binding characterization (such as binding constant, binding distance, binding site, thermodynamics, and structural stability of protein) between BSA and AR1/AG50.

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