Yayın tarihi için Matematik ve Fen Bilimleri Eğitimi Bölümü listeleme
Toplam kayıt 684, listelenen: 1-20
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(5-Chloro-1,3-benzoxazol-2-ylthio)acetonitrile
(Munksgaard Int Publ Ltd, 1994)5-Chloro-1,3-benzoxazol-2-ylthio)acetonitrile, C9H5-ClN2OS, was obtained by the reaction of chloro acetonitrile with 5-chloro-2-mercaptobenzoxazole. The structure of the title compound was indicated by IR, H-1 NMR and C-13 ... -
Monte-carlo calculations of 50-ev-1-mev positrons in aluminum
(Pergamon-Elsevier Science Ltd., 1994)An analogue Monte-Carlo code has been used to simulate the transport of positrons in copper with an incoming energy range of 60 eV-30 keV. The simulation technique is based mainly on the screened Rutherford differential ... -
Dissolution kinetics of calcined colemanite in ammonıum-chloride solution
(Elsevier Science Bv., 1994)The leaching kinetics of calcined colemanite in ammonium chloride solutions were studied. The effects of calcination temperature, solution concentration, reaction temperature and pre-hydration were evaluated. The rate of ... -
Essential oil of Origanum hypericifolium O. Schwarz et P. H. Davis
(1994)Oils produced from Origanum hypericifolium, an endemic species, were analyzed by GC and GC/MS. Carvacrol (64.33%) was found to be the major component in the oil from plants collected before flowering, whereas p-cymene ... -
The essential oil of Origanum vulgare subsp. hirtum of Turkish Origin
(1994)Water distilled essential oils of 23 collections of Origanum vulgare subsp. hirtum from the Aegean region of Turkey were analyzed by GC and GC/MS. Forty-eight compounds which amounted to 95.09–99.49% of the total components ... -
Essential oil of Sideritis hispida P. H. Davis, an endemic species from Turkey
(1994)The essential oil of Sideritis hispida P. H. Davis, an endemic species of Turkey, was studied by GC and GC/MS. Sixty-three compounds were identified. β-Caryophyllene (10.92%) and carvacrol (8.50%) were found to be the major ... -
Composition of the essential oil of Thymus cilicicus Boiss. & Bal
(1994)A water-distilled essential oil of Thymus cilicicus Boiss. & Bal. was examined by GC and GC/MS. Fifty-one constituents were characterized of which α-pinene (16.74%) was the main component identified. -
Essential oil of Origanum solymicum P. H. Davis
(1994)Water-distilled essential oil of Origanum solymicum, an endemic species, was analyzed by GC and GC/MS. of the total components detected, 95.26% were identified with p-cymene (53.07%) as the major constituent. -
Composition of essential oils from two varieties of Thymbra spicata L.
(1994)The essential oils from two varieties of Thymbra spicata var. spicata and var. intricata (endemic in Turkey) obtained by hydrodistillation were studied by GC and GC/MS. Forty-one compounds which made up 95.66–99.99% of the ... -
Composition of the essential oil of Lagoecia cuminoides L. from Turkey
(1994)Water-distilled essential oils of Lagoecia cuminoides collected from three different regions of Turkey were analyzed by GC and GC/MS. Thymol (72.83–94.76%) was found to be the major component in the oils. -
Balıkesir Kazdağ yöresinde yetişen sideritis L.türleri üzerinde karyolojik çalışmalar
(1995)Balıkesir Kazdağ'ından toplanan dört Sideritis türünün (S. perfoliata., S. athoa, S. dichotoma, S. trojana) kromozom sayıları (2n=32) ve uzunlukları belirlenerek, kromozomların toplam uzunluklarına göre idiyogramları verilmiştir. -
Composition of the essential oil of nepeta viscida boiss. from Turkey
(1995)Water distilled essential oil from aerial parts of Nepeta viscida, a Turkish endemic species, was analyzed by GC and GC/MS. Forty-one compounds were identified with α-terpineol (31.57%) as the major constituent. -
Carvacrol-rich plants in Turkey
(Akademiya Nauk Uzbekskoi Ssr, 1995)Carvacrol is a phenolic monoterpene isomeric with thymol. While thymol is crystalline, carvacrol is a liquid with thymol-like characteristic odor. It is practically insoluble in water but freely soluble in ethanol and ... -
Composition of the essential oils of Thymus species growing in Turkey
(Akademiya Nauk Uzbekskoi Ssr, 1995)All the Thymus species growing in Turkey are aromatic plants which are often used as herbal tea, condiments and folk medicine. -
Composition of the essential oil of Coridothymus capitatus (L.) Reichb. fil. from Turkey
(1995)Water distilled essential oils of Coridothymus capitatus collected from three different locations in Turkey were subjected to GC and GC/MS analysis. Forty compounds were identified in the oils with carvacrol (68.72-77.93%) ... -
Composition of the essential oil of Calamintha incana (Sm.) Boiss. from Turkey
(1995)Water-distilled essential oil of Calamintha incana was analyzed by GC and GC/MS. Thirty-one compounds were identified representing 94.75% of the oil with piperitenone oxide (66.60%) as major constituents. -
Essential oil of Thymus sipyleus Boiss. Subsp. sipyleus var. sipyleus
(1995)Water distilled essential oils from aerial parts of Thymus sipyleus subsp. sipyleus var. sipyleus, an endemic species of Turkey, collected from five different localities were examined by capillary GC and GC/MS. Seventy-seven ... -
Essential oil of Thymus thracicus velen var. longidens (velen) Jalas
(1995)Water-distilled essential oils of two chemotypes of Thymus thracicus var. longidens growing in close proximity of each other were analyzed by GC and GC/MS. One chemotype contained geraniol (15.73%), thymol (12.30%), p-cymene ... -
Essential oil of sideritis amasiaca bornm
(1995)Water-distilled essential oil from aerial parts of Sideritis amasiaca, an endemic species in Turkey, was analyzed by GC and GC/MS. All of the main components were identified, with β-pinene (12.25%), bicyclogermacrene ... -
Essential oil of Micromeria carminea P.H. Davis
(1995)A water-distilled oil of Micromeria carminea, an endemic species of Turkey, was analyzed by GC and GC/MS. Borneol (26.02%) was found to be the major constituent.
