Güncel Gönderiler: Makale Koleksiyonu
Toplam kayıt 1058, listelenen: 741-760
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Preconcentration of phosphate ion onto ion-imprinted polymer
(Elsevier Science BV, 2008)In this study, selective separation and preconcentration of phosphate ions on the phosphate-imprinted chitosan-succinate beads have investigated. Chitosan-succinate, phosphate, epichlorohydrin were used as the complexing ... -
Synthesis of poly(N-alkyl-3,4-dihydrothieno[3,4-b][1,4]oxazine) derivatives and investigation of their supercapacitive performances for charge storage applications
(Pergamon-Elsevier Science LTD, 2013)Herein, pseudocapacitive performances of novel poly(4-methyl-3,4-dihydro-2H-thieno[3,4-b][1,4]oxazine) and poly(4-ethyl-3,4-dihydro-2H-thieno[3,4-b][1,4]oxazine) have been investigated for supercapacitor applications as ... -
Synergie between molecular imprinted polymer based on solid-phase extraction and quartz crystal microbalance technique for 8-OHdG sensing
(Elsevier Advanced Technology, 2008)Recently, the 8-hydroxy-2'-deoxyguanosine (8-OHdG) has been used as a marker to determine the oxidative stress. There is no any cheap and easy determination method based on chips and sensor systems for the determination ... -
11-Butyl-3-methoxy-11H-benzo[a]carbazole
(Wiley-Blackwell, 2010)The title compound, C(21)H(21)NO, consists of a carbazole skeleton with a methoxybenzene ring fused to the carbazole, and a butyl group attached to the carbazole N atom. The carbazole skeleton is nearly planar [maximum ... -
Syntheses and Electrochemical Characterization of Low Oxidation Potential Nitrogen Analogs of Pedot as Electrochromic Materials
(Electrochemical Soc Inc, 2016)In this study, the electropolymerization of ethyl andmethyl substituted asymmetrical nitrogen analogs of 3,4-ethylenedioxythiophene (OEt and OMe) were synthesized, characterized and their electrochemical properties were ... -
Double-imprinted potentiometric sensors based on ligand exchange for the determination of dimethoate
(Korean Institute Chemical Engineers, 2015)This paper describes a dimethoate imprinted polymeric potentiometric sensor for the determination of dimethoate that was designed by dispersing the dimethoate-imprinted polymer in dibutyl phthalate plasticizer and then ... -
Diaquabis(4-methylbenzoato-kappa O)bis(nicotinamide-kappa N-1)nickel(II)
(Wiley-Blackwell, 2010)The title Ni-II complex, [Ni(C8H7O2)(2)(C6H6N2O)(2)(H2O)(2)], is centrosymmetric with the Ni atom located on an inversion center. The molecule contains two 4-methylbenzoate (PMB) and two nicotinamide (NA)ligands and two ... -
4-[2-(2,2-Dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)hydrazin-1-yl]benzonitrile
(Wiley-Blackwell, 2010)In the title compound, C(13)H(11)N(3)O(4), the dioxane ring adopts an envelope conformation with the C atom bonded to the dimethyl group in the flap position [deviation = 0.613 (1) angstrom]. The nitrile group and the ... -
3,3 '-Dimethyl-4,4 '-(hexane-1,6-diyl)bis[1H-1,2,4-triazol-5(4H)-one]
(Wiley-Blackwell, 2010)The title compound, C(12)H(20)N(6)O(2), has a centre of symmetry. The molecule consists of two triazole rings joined by an aliphatic -(CH(2))(6)- chain. The crystal structure is stabilized by intermolecular N-H center dot ... -
Structural, optical and electrical characterization of InAs0.83Sb0.17 p-pi-n photodetector grown on GaAs substrate
(Elsevier Science Sa, 2016)High quality InAs0.83Sb0.17 mid-wavelength infrared p-pi-n photodetector structure was grown with the aid of a GaSb transition layer on semi-insulating GaAs substrate by molecular beam epitaxy. The lattice mismatch and the ... -
N structure for type-II superlattice photodetectors
(Amer Inst Physics, 2012)In the quest to raise the operating temperature and improve the detectivity of type II superlattice (T2SL) photodetectors, we introduce a design approach that we call the "N structure." N structure aims to improve absorption ... -
A study of photomodulated reflectance on staircase-like, n-doped GaAs/Al (x) Ga1-x As quantum well structures
(Springer, 2012)In this study, photomodulated reflectance (PR) technique was employed on two different quantum well infrared photodetector (QWIP) structures, which consist of n-doped GaAs quantum wells (QWs) between undoped Al (x) Ga1-x ... -
Electrochemical and electrical properties of novel mono and ball-type phthalocyanines
(Pergamon-Elsevier Science LTD, 2013)New mononuclear Co(II) phthalocyanine 3 and ball-type homobinuclear Cu(II)-Cu(II) and Zn(II)-Zn(II) phthalocyanines, 4 and 5 respectively, were synthesized using the corresponding metal salts and the 4,4'-(methane-5-meth ... -
Comprehensive growth and characterization study on highly n-doped InGaAs as a contact layer for quantum cascade laser applications
(IOP Publishing LTD, 2018)We present growth and characterization studies of highly n-doped InGaAs epilayers on InP substrate by metal organic vapor phase epitaxy to use as an n-contact layer in quantum cascade laser applications. We have introduced ... -
Experimental and theoretical investigations of novel synthesized organo-silane compounds and modified mesoporous silica materials
(Elsevier Science BV, 2019)In this study, the novel compounds (2,5-dimethoxy-methanimine propyltriethoxysilane; S1 and 3-ethoxy-salicylaldimine propyltriethoxysilane; S2) derived from aminopropyltriethoxysilane (APTES) were synthesized by a simple ... -
A new 2,2 '-oxydianiline derivative symmetrical azomethine compound containing thiophene units: Synthesis, spectroscopic characterization (UV-Vis, FTIR, H-1 and C-13 NMR) and DFT calculations
(Elsevier Science BV, 2018)In this study, a new symmetrical azomethine compound, N,N'-oxydiphenylenebis(5-(thiophen-2-yl) salicylidenimine OPBTS (5), having two thiophene rings and N, O donor groups, was successfully prepared by a simple condensation ... -
Fourier transform technique in variational treatment of two-electron parabolic quantum dot
(IOP Publishing LTD, 2009)In this work, we propose an efficient method of reducing the computational effort of variational calculation with a Hylleraas-like trial wavefunction. The method consists of introducing integra transforms for the terms as ... -
I-V characterization of a quantum well infrared photodetector with stepped and graded barriers
(Academic Press LTD- Elsevier Science LTD, 2012)I-V characterization of an n-type quantum well infrared photodetector which consists of stepped and graded barriers has been clone under dark at temperatures between 20-300 K. Different current transport mechanisms and ... -
Dark current and optical properties in asymmetric GaAs/AlGaAs staircase-like multiquantum well structure
(Elsevier Science BV, 2013)In this study, we investigate dark current voltage characteristics of GaAs/AlGaAs staircase-like asymmetric multiquantum well structure at various temperatures experimentally. Measured dark current density voltage (J(d)-V) ...