Başlık için Fen Fakültesi listeleme
Toplam kayıt 2379, listelenen: 980-999
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H-1 C-13 NMR and (n)J(CH) coupling constants investigation of 4-Phenylpyridine: A combined experimental and theoretical study
(Elsevier Science BV, 2007)Proton coupled and uncoupled C-13, H-1, DEPT, COSY and HETCOR NMR spectra of 4-Phenylpyridine (4-Phpy) have been reported for the first time except for its H-1 NMR spectrum. In order to provide a precise structural elucidation ... -
Habitats and distribution of fern species in Bilecik, Turkey
(Bulgarian Academy of Sciences, 2015)The study aimed at establishment of fern species in the forest area of Bilecik, Turkey. Twelve Pteridophyta species belonging to four families were recorded, Aspleniaceae being the most represented family with the largest ... -
Hamilton formulation for the analysis of RLC circuits
(Physics Essays Publication, 2002)The Hamiltonian formulation well known in classical mechanics is applied to RLC circuits. The flux linkages for the inductances are assumed to be the generalized momenta (conjugate momenta), and the Hamiltonian function ... -
Hareketli Dağılımlı Yük Etkisi Altında Kaplamalı Bir Elastik Yarı Uzayın Yüzey Yer Değiştirme Alanı
(2017)Kaplamalı elastik bir yarı uzayın yüzeyi boyunca dağılımlı hareketli yükün bir analizi sunulmuştur. Problemin formülasyonu yazarlar tarafından önceden geliştirilmiş hiperbolik-eliptik modele dayanmaktadır. Sub ve süper ... -
Harmonic Besov spaces on the ball
(World Scientific Publ Co Pte LTD, 2016)We initiate a detailed study of two-parameter Besov spaces on the unit ball of R-n consisting of harmonic functions whose sufficiently high-order radial derivatives lie in harmonic Bergman spaces. We compute the reproducing ... -
Harpactea ballarini sp nov., a new dysderid (Araneae, Dysderidae) spider from Turkey
(Tubitak Scientific & Technical Research Council Turkey, 2013)A new species of the spider genus Harpactea Bristowe, 1939 is described from pine forests in Antalya Province, in the Mediterranean region of Turkey. The new species resembles H. abantia (Simon, 1884) known from Greece, ... -
Harpactea ballarini sp. nov., a new dysderid (Araneae, Dysderidae) spider from Turkey
(2013)A new species of the spider genus Harpactea Bristowe, 1939 is described from pine forests in Antalya Province, in the Mediterranean region of Turkey. The new species resembles H. abantia (Simon, 1884) known from Greece, ... -
Harpactea Karaschkhan Sp N., a New Cave-Dwelling Blind Spider Species From the Mediterranean Region of Turkey
(Natl Speleological Soc, 2016)A new troglobitic species, Harpactea karaschkhan sp. n. (females only), inhabiting Yalandunya Magarasi of Gazipasa (Antalya Province, Turkey) is described. Detailed morphological description and illustrations of the new ... -
Havadan ve topraktan izole edilen actinomycete türlerinin antibiyotik aktivitesinin araştırılması
(2003)Havadan ve topraktan izole edilen Actinomycete türlerinin antimikrobiyal aktivitesinin belirlenmesinin amaçlandığı araştırmamızda, 83 Actinomycete türü ile çalışılmıştır. Topraktan izole edilen 24, havadan izole edilen 5 ... -
He's variational iteration method applied to the solution of the prey and predator problem with variable coefficients
(Elsevier Science BV, 2008)In this Letter, a mathematical model of the problem of prey and predator is presented and He's variational iteration method is employed to compute an approximation to the solution of the system of nonlinear differential ... -
Heavy metal ion adsorption properties of methacrylamidocysteine-containing porous poly(hydroxyethyl methacrylate) chelating beads
(Multi Science Publ Co LTD, 2002)Details of the adsorption performance of poly(2-hydroxyethylmethacrylate-methacrylamidocysteine) [p(HEMA-MAC)] beads towards the removal of heavy metal ions from aqueous solution were studied. The metal-complexing ligand ... -
Heavy metal separation capacity of a porous methacrylamidophenylalanine containing membrane based on a polyhydroxyethyl methacrylate matrix
(Marcel Dekker Inc, 2001)The abilities of various sorbent materials for heavy metal removal have been reported in the literature. We have developed a novel approach to obtain high metal-sorption capacity utilizing a membrane containing ... -
Hepatic effects of yttrium oxide nanoflowers: in vitro risk evaluation
(Taylor & Francis LTD, 2015)Yttrium oxide nanoflowers were prepared by a hydrothermal technique, and X-ray diffraction and scanning electron microscopy were used to determine their structures. The cytotoxic and genotoxic potentials of aqueous dispersions ... -
Hepatitis B surface antibody purification with hepatitis B surface antibody imprinted poly(hydroxyethyl methacrylate-N-methacryloyl-L-tyrosine methyl ester) particles
(Elsevier Science BV, 2009)Hepatitis B surface antibody imprinted poly(hydroxyethyl methacrylate-N-methacryloyl-L-tyrosine methyl ester) particles were prepared for the purification of hepatitis B surface antibody from human plasma. N-methacryloyl ... -
HETEROGENIZATION OF HOMOGENEOUS PERFLUOROTHIOPHENE Rh(I) COMPLEX AND EXAMINATION OF HYDROGENATION ACTIVITY IN scCO2 MEDIA
(2018)Rhodium(I) complex of perfluorinated thiophene ligand was synthesized and heterogenized over the modified silica support. SEM, XRF, TGA and BET methods were used for the characterization of the heterogenized catalyst ... -
High quantum efficiency Type-II superlattice N-structure photodetectors with thin intrinsic layers
(Spie-Int Soc Optical Engineering, 2013)We report on the development of InAs/AlSb/GaSb based N-structure superlattice pin photodiode. In this new design, AlSb layer in between InAs and GaSb layers acts as an electron barrier that pushes electron and hole wave ... -
High-field electrical conduction in thin films of polyethylene
(1987)The voltage-current characteristics of thin film metal-polyethylene-copper structures in which copper is used as a top electrode are studied. The samples made with thermally vacuum-evaporated polyethylene and having a top ... -
Highly selective ion-imprinted particles for solid-phase extraction of Pb2+ ions
(Elsevier Science BV, 2009)The Pb2+-imprinted (PHEMAC-Pb2+)particles were prepared by bulk polymerization as a solid-phase extraction (SPE) adsorbent. N-methacryloyl-(L)-cysteine (MAC) was used as functional monomer to have a well-shaped molecular ... -
Hiperbolik uzayda bazı ideal çokyüzlülerin hacimleri üzerine
(2002)3-boyutlu hiperbolik uzayda, hacim hesabında sıkça kullanılan Lobachevsky fonksiyonu $JI :Bbb {R} rightarrow Bbb {R}}$ $JI(theta)=-int_0^theta log|2 sin x|dx$ şeklinde tanımlanır. Hiperbolik uzayda düzgün, ideal dörtyüzlünün ... -
Histopathological alterations and cadmium accumulation in the liver and gills of Aphanius chantrei (Gaillard, 1895) (Cyprinodontiformes: Cyprinodontidae)
(2009)The aim of the present study was to investigate the toxic effects of cadmium (Cd) in the liver and gills of Aphanius chantrei at the histopathological level. Fish were exposed to the acute concentration of Cd (5.5 mg/L) ...