Yazar "Hopa, Çiğdem" için listeleme
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Bazı pirazol bileşikleri ile tek ve çok çekirdekli metal komplekslerinin sentezi ve karakterizasyonu
Hopa, Çiğdem (Balıkesir Üniversitesi Fen Bilimleri Enstitüsü, 2009)2,6-bis(3,4,5-trimetil-pirazol)piridinin (btmpp) ve bazı yalancı halojenürler ile birlikte btmpp’nin yeni metal kompleksleri sentezlendi. Btmpp, 3,4,5-trimetilpirazol’ün (tmp) sodyum tuzu ve 2,6-ikloropiridinin diglim ... -
Chloro-bridged dimeric cadmium(II)-Isothiocyanate complex with a tridentate NNN type ligand: Synthesis, X-ray structure, thermal analysis
Hopa, Çiğdem; Alkan, Mahir; Kazak, Canan; Arslan, Burcu; Kurtaran, Raif (Springer, 2010)The dinuclear cadmium(II) complex with 2,6-bis(3,4,5-trimethyl-N-pyrazolyl)pyridine (btmpp) has been synthesized, and characterized by single crystal X-ray diffraction, IR, UV-Vis and TGA-DTA methods. Cd atoms are located ... -
Cu(II) coordination polymers containing dicyanamide and 2,2′-bipyridine: structural and antibacterial properties
Hopa, Çiğdem; Yavuz, Abdülkerim; Dikmen, Mehmet Emin; Güngör, Elif (Pleiades Publishing, 2023)From reaction mixture containing the same reagents, the two Cu(II) complexes, with dicyanamide (dca) bridges, [Cu(bpy)(dca)2] n (1) and [Cu(bpy)Cl(dca)] n·H2O (2) (bpy = 2,2′-bipyridine) were prepared. The complexes were ... -
Designing a heterotrinuclear Cu-II-Ni-II-Cu-II complex from a mononuclear Cu-II Schiff base precursor with dicyanamide as a coligand: synthesis, crystal structure, thermal and photoluminescence properties
Hopa, Çiğdem; Çokay, İsmail (Int Union Crystallography, 2016)Schiff bases are considered 'versatile ligands' in coordination chemistry. The design of polynuclear complexes has become of interest due to their facile preparations and varied synthetic, structural and magnetic properties. ... -
Disiyanamid ve 2,2’- bipiridin içeren koordinasyon polimerleinin sentesi, karakterizasyonu ve biyolojik aktiviteleri
Yavuz, Ahsen Birşad (Balıkesir Üniversitesi Fen Bilimleri Enstitüsü, 2019)Koordinasyon polimerlerinin dizaynı ve sentezi, sahip oldukları zengin topoloji ve ilgi çekici fiziksel özelliklerinden dolayı koordinasyon kimyasında önemli bir çalışma alanı olmuştur. 2,2’-bipiridin (bpy) ve disiyanamid ... -
The effect of alkali concentration and solid/liquid ratio on the hydrothermal synthesis of zeolite NaA from natural kaolinite
Alkan, Mahir; Hopa, Çiğdem; Yılmaz, Zürriye; Güler, Halil (Elsevier Science Bv, 2005)Zeolite NaA and hydroxy sodalite materials were synthesized successfully by hydrothermal method using the natural kaolinite. In the first step, kaolinite has been calcined at 600 degrees C for 2 h. IR spectra and DTA-TG ... -
The effect of reaction temperature and time on the zeolitisation of natural kaolinite
Alkan, Mahir; Yılmaz, Zürriye; Hopa, Çiğdem; Güler, Halil (Parlar Scientific Publications (P S P), 2009)A locally avaliable kaolinite has been decomposed by the hydrothermal technique. Kaolinite activated at 600 degrees C was subjected to hydrothermal treatment with NaOH solution in aqueous media for different reaction times ... -
Farklı diamin türevi ligandlar ile disiyanamid içeren Cu(II) ve Ni(II) komplekslerinin sentezi ve karakterizasyonu
Erdurmazlı, İlkay (Balıkesir Üniversitesi Fen Bilimleri Enstitüsü, 2023)Diamin türevleri, pek çok biyolojik olarak aktif molekülün yapısında yer alan önemli bileşiklerdendir. Bunlar yalnızca doğal ürünlerde önemli motifler olmakla kalmaz, aynı zamanda asimetrik kataliz, supramoleküler kimya ... -
Iron(III) complex of a tridentate NNN type ligand: synthesis, X-ray structure, thermal analysis and voltammetric studies
Hopa, Çiğdem; Alkan, Mahir; Kazak, Canan; Arslan, N. Burcu; Kurtaran, Raif (Springer, 2009)A mononuclear iron(III) complex with 2,6-bis(3,4,5-trimethyl-N-pyrazolyl)pyridine (btmpp) has been synthesized, and characterized by X-ray crystallography, IR, UV-Vis and TGA-DTA methods. The Fe(III/II) couple was characterized ... -
Ni(II) and Co(II) acetato complexes of pyrazole-pyridine based ligand: Synthesis, structure and thermal decomposition
Hopa, Çiğdem (Pleiades Publishing, 2023)Abstract: Two novel acetato complexes with NNN type planar bdmpp ligand, [Ni(OAc)(H2O)2(bdmpp)]OAc (1) and [Co(OAc)(H2O)2(bdmpp)]OAc (2) (bdmpp: 2,6-bis(3,5-dimethylpyrazolyl)pyridine) were synthesized and characterized ... -
Nitrito complexes of nickel(II), copper(II) and cobalt(II) with tridentate pyrazole based planer ligand: Structure, spectroscopy, thermal properties and imitative nuclease activity
Hopa, Çiğdem; Kurtaran, Raif; Hopa, Ersin; Çetin, Gülçin; Dündar, Ekrem; Kara, Hülya; Alkan, Mahir (Elsevier Science SA, 2015)Functional documentation of metal complexes are essential for various aspects including gene function/regulation and drug design for lethal diseases like cancer (Sigel and Martin (1982), Peters et al. (1997), Martin and ... -
Novel Co(II) and Ni(II)-Nitrito Complexes with NNN Type Ligand.
Hopa, Çiğdem; Alkan, Mahir; Kurtaran, Raif; Kara, Hülya; Hughes, Robert; Haddow, Mairi F. (Int Union Crystallography, 2009)Two novel monomeric [Co(bdmpp)(ONO)2 ] (1), [Ni(bdmpp) (ONO)2 ] (2), (bdmpp=2,6-bis(3,5- dimethylpyrazol)pyridine) complexes have been synthesized and characterized by single crystal X-ray diffraction analysis, ... -
Schiff bazı ve disiyanamid içeren metal komplekslerinin sentezi ve karakterizasyonu
Çokay, İsmail (Balıkesir Üniversitesi Fen Bilimleri Enstitüsü, 2016)3d geçiş metallerinin polimerik ya da çok çekirdekli koordinasyon bileşiklerinin dizaynı çeşitli sentetik, yapısal ve magnetik özelliklerinden dolayı oldukça ilgi çekmektedir. N,N'-bis(salisiliden)-1,3-diaminopropan (H2L) ... -
Synthesis, characterization and anti-proliferative activity of cd(II) complexes with nnn type pyrazole-based ligand and pseudohalide ligands as coligand
Hopa, Çiğdem; Yıldırım, Hatice; Kara, Hülya; Kurtaran, Raif; Alkan, Mahir (Pergamon-Elsevier Science Ltd, 2014)Cd(II) complexes of tridentate nitrogen donor ligand, 2,6-bis(3,4,5-trimethylpyrazolyl)pyridine (btmpp), Cd(btmpp)X-2 (X:Cl, ONO or N(CN)(2)) have been synthesized and characterized by elemental and spectral (FT-IR, H-1 ... -
Synthesis, characterization and thermal properties of cobalt(ıı), nickel(ıı) and copper(ıı) complexes of 2,6-bis(3,4,5-trimethyl-n-pyrazolyl)pyridine): The crystal structure of [co(btmpp)(h2o)(2)(no3)]no3
Hopa, Çiğdem; Kurtaran, Raif; Alkan, Mahir; Kara, Hülya; Hughes, Robert (Springer, 2010)Co(II), Ni(II) and Cu(II) nitrate complexes with btmpp, namely ([Co(btmpp)(H2O)(2)(NO3)]NO3 (1), [Ni(btmpp)(H2O)(NO3)]NO3 (2) and [Cu(btmpp)(MeOH)(NO3)]NO3 (3), where btmpp = 2,6-bis(3,4,5-trimethyl-N-pyrazolyl)pyridine), ... -
Synthesis, characterization, crystal structure, thermal behavior, and biological activity of a new heterotrinuclear complex: [(nil(ncs)(h2o))(2)cd(dmf)(2)]
Yardan, Alper; Karahan, Ahmet; Arslan, Burcu; Hopa, Çiğdem; Gökmen, Mukadderat; Kazak, Canan; Kurtaran, Raif (Taylor & Francis Inc, 2015)A new trinuclear heterometallic nickel(II)-cadmium(II)-nickel(II) complex, [(NiL(NCS)(H2O))(2)Cd(DMF)(2)] (DMF: dimethylformamide) (1), has been synthesized by using NiL as the so-called metallo ligand where H2L = ... -
Synthesis, structural characterization and biological evaluation of novel mixed-ligand Co(II) complexes as quorum sensing inhibitory agent
Hopa, Çiğdem; Kara, Hülya; Aybey, Aynur (Elsevier, 2020)Antibiotic resistance is one of the biggest health problems of the twenty-first century. In order to cope with this global problem, alternative preventive strategies such as quorum sensing interruption are needed. Therefore, ... -
Synthesis, structural characterization and thermal properties of a new copper(II) one-dimensional coordination polymer based on bridging n,n '-bis(2-hydroxybenzylidene)-2,2-dimethylpropane-1,3-diamine and dicyanamide ligands
Hopa, Çiğdem; Çokay, İsmail (Int Union Crystallography, 2016)The design and synthesis of polymeric coordination compounds of 3d transition metals are of great interest in the search for functional materials. The coordination chemistry of the copper(II) ion is of interest currently ... -
Two new heterodinuclear schiff base complexes: synthesis, crystal structure and thermal studies
Yardan, Alper; Hopa, Çiğdem; Yahşi, Yasemin; Karahan, Ahmet; Kara, Hülya; Kurtaran, Raif (Pergamon-Elsevier Science Ltd, 2015)Two new heterodinuclear Schiff base complexes, [Hg(L)NiCl2(DMF)(2)] 1, and [Zn(L)NiCl2(DMF)(2)] 2, where H2L = N,N'-bis(salicylidene)-1,3-diaminopropane and DMF = dimethylformamide have been synthesized and characterized ... -
Zinc(II) and mercury(II) complexes of pyrazole-based NNN-type ligands: Syntheses, X-ray structures, thermal analyses and DFT studies
Hopa, Çiğdem; Kurtaran, Raif; Azizoğlu, Akın; Alkan, Mahir; Arslan, N. Burcu; Kazak, Canan (Wiley,, 2011)Monomeric zinc(II) and mercury(II) complexes containing tripodal nitrogen donor ligand 2,6-bis(3,4,5-trimethyl-N-pyrazolyl)pyridine (btmpp) were synthesized, and characterized by elemental and spectroscopic (IR, UV/Vis) ...
