Başlık için Fen Edebiyat Fakültesi listeleme
Toplam kayıt 1448, listelenen: 1037-1056
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Phosphorus-nitrogen compounds. spiro- and crypta-phosphazene derivatives: synthesis and spectral investigations. Structure of butane- N, N'-bis(1,4-oxybenzyl)- spiro(propane-1,3-diamino)tetrachlorocyclo-2λ 5, 4λ 5, 6λ 5-triphosphazatriene. Part VII
(Elsevier, 2004)The condensation reactions between trimer, N3P3Cl6, and diamines, 2 and 4 and {1-{N-[1-(2-hydroxynaphthylmethyl)aminomethylidene]}-2(1H)-naphthalenone, 3, yielded the new spiro-cyclic- (5 and 8) and the novel spiro-phosphazene ... -
Phosphorus–nitrogen compounds. Part VI. Aminolysis of octachlorocyclotetraphosphazatetraene and the crystal structure of 2-trans-6-bis(n-propylamino)-2,4,4,6,8,8-hexakis-tert-butylaminocyclo-2λ5, 4λ5, 6λ5, 8λ5-tetraphosphazatetraene
(Elsevier Science Bv, 2003)The reactions of 2-trans-6-N4P4(NBPrn)(2)CI6 (2), which was obtained from N4P4Cl8 (1) and n-propylamine, with pyrrolidine and t-butylamine in different solvents have been studied. Compound (2) gave two different products, ... -
Photo-neutron cross-section calculations of 142,143,144,145,146,150Nd rare-earth isotopes for (γ, n) reaction
(Pleiades Publishing Inc, 2014)The theoretical photo-neutron cross sections for (gamma, n) reaction have been calculated on <SUP>142,143,144,145,146,150</SUP>Nd rare-earth isotopes at photon energies of 8-23 MeV using the PCROSS, TALYS 1.2, and EMPIRE ... -
Phragmites australis as a new cellulose source: Extraction, characterization and adsorption of methylene blue
(ELSEVIER, 2020)The aim of this study was to investigate potential use of Phragmites australis in the production of cellulose microfibrils with chemical extraction process. Characterization of the natural P. australis and extracted fibrils ... -
Phragmites australis: An alternative biosorbent for basic dye removal
(Elsevier Science Bv, 2016)This study is aimed at investigating the removal of methylene blue (MB) from aqueous solutions using a reed species, Phrag-mites australis as an adsorbent. P. australis was modified by means of a chemical treatment, assuring ... -
Phylogenetic relationships of three bat species from Turkey
(2011)Türkiye’nin farklı iki ilinden örneklenen üç yarasa türünün (Miniopterus schreibersii, Myotis blythii and Myotis myotis) tarif ve tanımlanmasında mitokondrial Cytochrome b geninin kullanılabilirliği test edildi. Morfolojik ... -
Physical Properties of Martensitic Phase Transformations in Fe - 18.79%Mn-4.53%Ni Alloys
(2016)Bu çalışmada, Fe-%18,79Mn-%4,53Ni alaşımında termal etki ile oluşturulan martensitik faz dönüşümlerinin kristalografik ve manyetik özellikleri araştırıldı. Taramalı Elektron Mikroskobu (SEM) ile termal etkili martensitelerin ... -
A phytosociological research on the degraded forest vegetation of dinek mountain (Kırıkkale)
(2004)IBu çalışmada Dinek Dağı (Kırıkkale) bozuk orman vejetasyonu Braun - Blanquet metodu ile analiz edildi. Yapılan vejetasyon çalışmaları sonucunda iki bitki birliği tanımlandı. Bilim dünyası için yeni olan bu birlikler ve ... -
Phytosociological studies on salty steppe communities of Central Anatolia, Turkey
(Brill Academic Publishers, 2004)The salty steppe vegetation of the Central Anatolian subregion of the Irano-Turanian phytogeographical region was examined synecologically and syntaxonomically. In the vegetation surrounding the salt lakes of this region, ... -
The Picard and Gauss-Weierstrass Singular Integrals in (p, q)-Calculus
(MALAYSIAN MATHEMATICAL SCIENCES SOC, 2020)The vast development of the techniques in both the quantum calculus and the post-quantum calculus leads to a significant increase in activities in approximation theory due to applications in computational science and ... -
Plasmids and protein patterns of Escherichia coli isolated from bovine mastitis in Konya, Turkey
(Scientific Technical Research Council Turkey-Tubitak, 2005)In this study, a total of 30 Escherichia coli isolates obtained from milk samples of dairy cows suffering from subclinical mastitis in Konya, Turkey were typed according to plasmids and protein patterns. Agarose gel ... -
Platon Ve Savaş
(2018)Bu çalışmada, Platon’un adalet ve savaş üzerine düşünceleri özellikle Devlet adlı eserinde temelinde analiz edilmekte ve Platon’un Adil Bir Savaş Teorisine sahip olup olmadığı üzerine bir tartışma yürütülmektedir. Bu ... -
Pointwise multipliers between weighted copson and cesàro function spaces
(Walter De Gruyter Gmbh, 2019)In this paper the solution of the pointwise multiplier problem between weighted Copson function spaces Cop(p1), (q1) ((u1,) (v1)) and weighted Cesaro function spaces Ces(p2, q2) (u(2), v(2)) is presented, where p(1), p(2), ... -
Pollen studies on some species of the genus Convolvulus L. (Convolvulaceae) from Morocco
(2002)The pollen grains of nine species of Convolvulus L. from Morocco were studied using scanning electron microscopy and light microscopy. The species belong to three sections and four subsections: sections Convolvulus, ... -
Pollination Ecology, Specialization, and Genetic Isolation in Sympatric Bee-PollinatedSalvia(Lamiaceae)
(UNIV CHICAGO PRESS, 2020)Premise of research. Previous pollination ecology studies ofSalviahave shown that there is low specialization for certain subgroups of bees and that pollinator number varies with species and locality. We studied 12Salviaspecies ... -
Pollinator shifts, contingent evolution, and evolutionary constraint drive floral disparity inSalvia(Lamiaceae): Evidence from morphometrics and phylogenetic comparative methods
(WILEY, 2020)Switches in pollinators have been argued to be key drivers of floral evolution in angiosperms. However, few studies have tested the relationship between floral shape evolution and switches in pollination in large clades. ... -
Poly (methyl vinyl ether-co-maleic acid) - Pectin based hydrogel-forming systems: Gel, film, and microneedles
(Elsevier Science Bv, 2017)Cross-linking of natural and synthetic polymers is widely explored to achieve the desired material properties (mechanical strength, drug loading capacity, swelling and erosion rates). However, the potential of polymers ... -
Poly(2-hydroxyethylmethacrylate)/chitosan dye and different metal-ion-immobilized interpenetrating network membranes: Preparation and application in metal affinity chromatography
(John Wiley & Sons Inc, 2003)Composite membranes were synthesized with 2-hydroxyethylmethacrylate and chitosan (pHEMA/chitosan) via an ultraviolet-initiated photopolymerization technique in the presence of an initiator (alpha,alpha'-azobisisobutyronitrile). ... -
Poly(hydroxyethyl methacrylate-co-glycidyl methacrylate) reactive membrane utilised for cholesterol oxidase immobilisation
(John Wiley & Sons Ltd, 2002)Poly(2-hydroxyethyl methacrylate-co-glycidyl methacrylate) p(HEMA-GMA) membrane was prepared by UV-initiated photopolymerisation of 2-hydroxyethyl methacrylate (HEMA) and glycidyl methacrylate (GMA) in the presence of an ... -
Poly(hydroxyethyl methacrylate-co-methacrylamidoalanine) membranes and their utilization as metal-chelate affinity adsorbents for lysozyme adsorption
(Vsp Bv, 2002)Different adsorbents have been reported in the literature for protein purification. The authors have developed a novel and new approach to obtain high protein adsorption capacity utilizing a 2-methacrylamidoalanine-containing ...
