Browsing Fen-Edebiyat Fakültesi by Author "Kandaz, Mehmet"

Now showing items 1-20 of 73

A new redox-active multisite ligand: synthesis, spectroscopy and electrochemistry of its mono and dinuclear complexes, and the interaction of (E,E)M (M = Ni) complex with Pd-II and Ag-I

Kandaz, Mehmet (PERGAMON-ELSEVIER SCIENCE LTD, 2004)

A novel redox active (E,E)-dioxime ligand, S,S-bis-[2(2'-ferrocenemethylaminobenzyl)]-dithioglyoxime (LH2), containing ferrocene and flexible aminobenzenesulfanyl-moieties on the periphery has been synthesized from ...
A novel (E,E)-dioxime and its mono-, di- and trinuclear complexes bearing tetradentate octyl sulfanyl phenylamino substituents. Synthesis, characterization and electrochemical properties of its transition metal complexes

Kandaz, Mehmet; Yılmaz, İsmail (SPRINGER, 2002)

A new vic-dioxime, 13,14-bis-(hydroxyimino)-9,12,15,18-diazadithiaoctacosane, has been synthesized from 2-octylsulfanylaminobenzene and (E, E')-dichloroglyoxime. Mononuclear transition metal complexes of Ni-II, Cu-II, Co-II ...
A vic-dioxime ligand bearing fluorescent coumarin moieties and its complexes; preparation, spectroscopy, and electrochemistry

Kandaz, Mehmet (TAYLOR & FRANCIS LTD, 2008)

The synthesis of a new vic-dioxime ligand, N,N'(2)-dihydroxy-O-1,O-2-bis(4-methyl-2-oxo-2H-chromen-7-yl)oxalimidamid (LH2) (1), bearing functional coumarins and its soluble mono- {Ni(II), Cu(II), Co(II)} and dinuclear ...
A water-soluble multisite ionophore ligand bearing pyridine and aminothiophenol functionality. Synthesis, spectroscopy and electrochemistry of its complexes, and peripheral reactivity of the (E,E)M (M = Ni) complex with Pd2+ and Ag+

Kandaz, Mehmet (KLUWER ACADEMIC PUBL, 2004)

The design, synthesis and coordination of a novel multisite vic-dioxime compound, LH2 containing flexible pyridine substituents and amitiophcnylsulfanyl moieties on the periphery, facilitating solubility in water as ...
Acridine-derivated receptor for selective mercury binding based on chelation-enhanced fluorescence effect

Kandaz, Mehmet; Bilgiçli, Ahmet Turgut (ELSEVIER, 2012)

In this study, 9-acrylamidoacridine (VAc) was synthesized by the reaction of 9-aminoacrydine (Ac) and acryloyl chloride and characterized by elemental analysis, FUR, NMR spectroscopy. The photophysical properties of VAc ...
Alcohol-soluble functional vic-dioxime bearing alcoholhexylsulfanyl moieties: preparation, spectroscopy and electrochemistry

Kandaz, Mehmet (SPRINGER, 2006)

A new alcohol soluble functionalized vic-dioxime, bis-[(1-hydroxyhexyl)-(8,9-hydroxyimino)-7,10-dithiahexacosane (LH2), and its alcohol-soluble mono and dinuclear complexes (Ni-II, Cu-II, Co-II, Mn-II, Pd-II and UO2II) ...
alpha- or beta-Substituted functional phthalocyanines bearing thiophen-3-ylmethanol substituents: synthesis, characterization, aggregation behavior and antioxidant activity

Bilgiçli, Ahmet Turgut; Alıcı, Esma Hande; Yaraşır, Meryem Nilüfer; Arabacı, Gülnur; Kandaz, Mehmet (TAYLOR & FRANCIS LTD, 2015)

The tetra - or -thiophene substituted metal and metal-free phthalocyanines (Pcs) M[Pc(-OCH(2)Thiopen)(4)] and M[Pc(-OCH(2)Thiopen)(4)] {(-ThMet-MPc), (-ThMet-MPc) [ThMet: Thiophene methoxy], M=Zn(II), Co(II) and, 2H} were ...
Amido functional phthalocyanines as metal ion sensor; synthesis, characterization, spectroscopy, electrochemistry, in-situ spectroelectrochemistry

Kandaz, Mehmet; Yaraşır, Meryem Nilüfer (ELSEVIER SCIENCE SA, 2011)

Tetrasubstituted metal ion sensor amido functional phthalocyanines, PyMA-MPc, {PyMA: [N-1,N-3-bis(pyridin-2-ylmethyl)malonamide], M = Pd(II), Cu(II) and Co(II)} bearing amido functionality on the periphery were synthesized ...
Both alcohol and halogenated solvents soluble soft-metal sensor functional phthalocyanines: synthesis, electrochemistry, spectroelectrochemistry

Kandaz, Mehmet; Yaraşır, Meryem Nilüfer (WORLD SCI PUBL CO INC, 2009)

In this study, we report a novel both alcohol and haloganated solvent soluble selective ionophore functional ligand and its beta-substituted 2(3),9(10),16(17),23(24)-tetrakis(1-hydroxyhexan-3-ylthio)- phthalocyanines, ...
Controlling the electrical characteristics of Au/n-Si structure with and without (biphenyl-CoPc) and (OHSubs-ZnPc) interfacial layers at room temperature

Nalan Baraz; Ibrahim Yucedag; Ahmet Demir; Gulcin Ersoez; Semsettin Altindal; Kandaz, Mehmet (WILEY, 2017)

In order to interpret well whether or not the organic or polymer interfacial layer is effective on performance of the conventional Au/n-Si (metal semiconductor [MS]) type Schottky barrier diodes (SBDs), in respect to ...
Coumarin-derivatized fluorescent vic-dioxime-type ligand and its complexes; the preparation, spectroscopy, and electrochemistry

Kandaz, Mehmet (SPRINGER, 2007)

A new vic-dioxime bearing coumarin functionality, N-'1, N-'2-Dihydroxy-N1, N2-bis(4-methyl-2-oxo-2H-chromen-7yl) oxalimidamid (LH2), N,N-bis-[4-methylcoumarinyl]-diamino glyoxime (LH2), and its mono- and dinuclear complexes ...
Current-voltage and capacitance-voltage characteristics of Al/p-type silicon/organic semiconductor based on phthalocyanine rectifier contact

Kandaz, Mehmet (ELSEVIER SCIENCE SA, 2008)

Electrical characteristics of the Al/p-type silicon/2,9,16,23-tetrakis-{6-(-thiophene-2-carboxylate)-hexylthio} phthalocyaninato cobalt(II) organic semiconductor contact have been investigated by current-voltage and ...
Double-decker sensor phthalocyanines functionalized with 1-hydroxyhexane-3-ylthio moieties; synthesis, characterization, electrical properties and H- or J- type aggregation studies

Bilgiçli, Ahmet Turgut; Günsel, Armağan; Kandaz, Mehmet; Ahmet Altindal; Cömert, Hüseyin (ELSEVIER SCIENCE SA, 2015)

In this study, we report the synthesis, characterization, aggregation and electrical properties of softmetal ionophore functional double-decker sensor-phthalocyanines, {([4,5,4',5'4 '',5 '',4 '',5'"]-octakis-(1hydroxyhex ...
Effects of coumarin substituents on the photophysical properties of newly synthesised phthalocyanine derivatives

Kandaz, Mehmet (TAYLOR & FRANCIS LTD, 2009)

In this study, synthesis of new ligands, 8-hydroxy-3-[p-(3',4'-dicyanophenoxy)-phenyl]coumarin and 8-hexyloxy-3-[p-(3',4'-dicyanophenoxy)-phenyl]coumarin, and their phthalocyanines, 2,9,16,23-tetrakis[8-hexyloxy-3-(4-oxy ...
Electrical transport and optical properties of an organic semiconductor based on phthalocyanine

Kandaz, Mehmet; Yaraşır, Meryem Nilüfer (ELSEVIER SCIENCE BV, 2007)

Electrical conductivity, thermoelectric power and refractive index disperson properties of the Co(II) complex of tetrasubstituted thiophene-attached phthalocyanine have been investigated for the first time. The electrical ...
Electrocatalytic activity of phthalocyanines bearing thiophenes for hydrogen production from water

Kandaz, Mehmet (PERGAMON-ELSEVIER SCIENCE LTD, 2008)

in this work, voltammetric and spectroelectrochemical properties and electrocatalytic activities of thiophene-derivatized metallophthalocyanines for hydrogen production were investigated. Observation of reversible ...
Electrochemical hydrogen peroxide sensor based on cobalt phthalocyanine captured in polyaniline film on a glassy carbon electrode

Kandaz, Mehmet (WORLD SCI PUBL CO INC, 2012)

This work demonstrated preparation, characterization, and application of a cobalt phthalocyanine based enzymeless/mediatorless hydrogen peroxide sensor. The cobalt phthalocyanine (CoPc) was retained in polyaniline (PANI) ...
Electrochemical metal-ion sensor based on a cobalt phthalocyanine complex captured in Nafion (R) on a glassy carbon electrode

Kandaz, Mehmet (TAYLOR & FRANCIS LTD, 2012)

This article describes an electrochemical metal-ion sensor based on a cobalt phthalocyanine (CoPc) complex and determination of its sensor activity for some transition metal ions. Ag+ and Hg2+, among several transition ...
Electrochemical metal-ion sensors based on a novel manganese phthalocyanine complex

Kandaz, Mehmet (ELSEVIER SCIENCE SA, 2012)

In this paper, we investigated the electrochemical metal-ion sensor activity of a manganese phthalocyanine (MnPc). For this purpose, interactions of MnPc with various transition metal ions were examined in solution and in ...
Extraction of electronic parameters of organic diode fabricated with NIR absorbing functional manganase phthalocyanine organic semiconductor

Günsel, Armağan; Kandaz, Mehmet (ELSEVIER SCIENCE SA, 2011)

The semiconducting and metal/organic semiconductor properties of the newly synthesized NIR absorbing alpha-substituted manganase phthalocyanine bearing functional 2,3-dihydroxypropylthio moieties {M[Pc(S-CH(3)CH(2)(OH)CH ...