Başlık için Fizik Bölümü listeleme
Toplam kayıt 1178, listelenen: 207-226
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Determination of paracetamol based on electropolymerized-molecularly imprinted polypyrrole modified pencil graphite electrode
(Elsevier Science Sa, 2007)Preparation of a molecularly imprinted polymer (MIP) film and its recognition property for paracetamol are investigated. The polypyrrole (PPy) film was prepared by the cyclic voltammetric deposition of pyrrole (Py) in the ... -
Determination of Sulfamethoxazole in Pharmaceutical Formulations by Flow Injection System/HPLC with Potentiometric Detection using Polypyrrole Electrode
(Soc Brasileira Quimica, 2011)In this work, it was used a polypyrrole (PPy) electrode as a potentiometric electrochemical detector in a flow injection system in order to determine sulfamethoxazole in pharmaceutical formulations. The PPy electrode was ... -
Determination of the alloy scattering potential in modulation-doped In 0.53Ga0.47As/In0.52Al0.48As heterojunctions from magnetotransport measurements
(2005)The results of magnetotransport measurements are used to investigate the scattering mechanisms and hence to determine the alloy disorder scattering potential in modulation-doped In0.53Ga0.47As/In 0.52Al0.48As heterojunction ... -
Determination of the carrier density dependent electron effective mass in InN using infrared and Raman spectra
(Wiley-V C H Verlag GMBH, 2012)The vibrational properties of InN samples grown by molecular beam epitaxy (MBE) technique have been studied using infrared (IR) and Raman scattering spectroscopy at room temperature. In the Raman measurements, the 532?nm ... -
Determination of the electron effective mass of 2D electrons in AlGaN/AlN/GaN heterostructure by Raman-scattering measurements
(Natl Inst Optoelectronics, 2012)The electron effective mass in AlGaN/AlN/GaN heterostructure grown by the metalorganic chemical vapor deposition (MOCVD) technique was determined from the phonon-plasmon coupled-mode line-shape analysis of vibrational ... -
Determination of the electron effective mass of 2D electrons in AlGaN/AlN/GaN heterostructure by Ramanscattering measurements
(2012)The electron effective mass in AlGaN/AlN/GaN heterostructure grown by the metalorganic chemical vapor deposition (MOCVD) technique was determined from the phonon-plasmon coupled-mode line-shape analysis of vibrational ... -
Determination of the electronic parameters of nanostructure SnO2/p-Si diode
(Elsevier Science BV, 2009)The current-voltage and capacitance-voltage characteristics of the nanostructure SnO2/p-Si diode have been investigated. The optical band gap and microstructure properties of the SnO2 film were analyzed by optical absorption ... -
Determination of the equilibrium, kinetic and thermodynamic parameters of adsorption of copper(II) ions onto seeds of Capsicum annuum
(Elsevier Science BV, 2005)Adsorption of copper ions onto Capsicum annuum (red pepper) seeds was investigated with the variation in the parameters of pH, contact time, adsorbent and copper(II) concentrations and temperature. The nature of the possible ... -
Determination of the in-plane effective mass and quantum lifetime of 2D electrons in AlGaN/GaN based HEMTs
(Wiley-V C H Verlag GMBH, 2011)Magnetoresistance and Hall resistance measurements have been used to investigate the electronic transport properties of AlGaN/GaN based HEMTs. The Shubnikov-de Haas (SdH) oscillations from magnetoresistance, is obtained ... -
Determination of the LO phonon energy by using electronic and optical methods in AlGaN/GaN
(De Gruyter Open LTD, 2012)The longitudinal optical (LO) phonon energy in AlGaN/GaN heterostructures is determined from temperature-dependent Hall effect measurements and also from Infrared (IR) spectroscopy and Raman spectroscopy. The Hall effect ... -
The determination of the optical band and optical constants of non-crystalline and crystalline ZnO thin films deposited by spray pyrolysis
(Natl Inst Optoelectronics, 2007)The optical constants and optical band gaps of the non-crystalline and crystalline zinc oxide (ZnO) thin films deposited by the spray pyrolysis method onto glass substrates at the different deposition times have been ... -
Determination of the relationship between radon anomalies and earthquakes in well waters on the Aksehir-Simav Fault System in Afyonkarahisar province, Turkey
(Elsevier Sci LTD, 2012)Radon concentrations were measured in water of 4 wells on the Aksehir-Simav Fault System (ASFS) in Afyonkarahisar province from August 2009 to September 2010 and the relationship between radon anomalies and earthquake ... -
The determination of the thickness and optical constants of the ZnO crystalline thin film by using envelope method
(Natl Inst Optoelectronics, 2006)ZnO crystalline thin film has been deposited onto glass substrates by the spray pyrolysis method. The crystallographic structure of the film and the size of the crystallites in the film were studied by X-ray diffraction. ... -
Determination of the thickness and optical constants of transparent indium-doped ZnO thin films by the envelope method
(Oficyna Wydawnicza Politechniki Wroclawskiej, 2007)Transparent indium-doped ZnO thin films were deposited by the spray pyrolysis method onto glass substrates. The content of indium in the starting solution was 0.5 at. %. The crystallographic structure of the film was studied ... -
Developing column material for the separation of serum amyloid P and C reactive protein from biological sources
(Wiley-Blackwell, 2014)In this study, we have investigated the isolation of serum amyloid P (SAP) and C-reactive protein (CRP) from rainbow trout. It has recently been found that SAP is deposited in atherosclerotic lesions or neurofibrillary ... -
Development of a disposable and low-cost electrochemical sensor for dopamine detection based on poly(pyrrole-3-carboxylic acid)-modified electrochemically over-oxidized pencil graphite electrode
(Elsevier Science BV, 2017)In this study, preparation of a single-use electrochemical sensor for the selective and sensitive determination of dopamine (DOP) was investigated by electrochemical polymerization of pyrrole-3-carboxylic acid on ... -
Development of a highly sensitive MIP based-QCM nanosensor for selective determination of cholic acid level in body fluids
(Elsevier Science BV, 2014)Determination of cholic acid is very important and necessary in body fluids due to its both pharmaceutical and clinical significance. In this study, a quartz crystal microbalance (QCM) nanosensor, which is imprinted cholic ... -
Development of a modified electrode by using a nanocomposite containing acid-activated multi-walled carbon nanotube and fumed silica for the voltammetric determination of clopyralid
(Elsevier Science Sa, 2018)This is the first study in the literature, which presents the voltammetric determination of herbicide clopyralid (CLD). A novel modified glassy carbon electrode was developed by using the nanocomposite containing acid-activated ... -
Development of New Molecular Imprinted Solid Phase Extraction Material for Dimethoate
(Taylor & Francis Inc, 2014)In this study, we have proposed a novel organophosphate mimic surface molecular imprinted polymer for selective binding of the nerve agent by chitosan-Cd(II) as a new metal-chelating monomer via metal coordination-chelation ...
