4.Meslek Yüksekokulları / Vacational Schools: Recent submissions
Now showing items 181-200 of 285
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Türkiye’den iki centaurea (asteraceae) türünün kimyasal kompozisyonu
(2014)Giriş:Centaurea cinsi özellikle Türkiye’nin güneybatı, iç ve doğu kısımlarında yayılış gösterip, ülkemizde yaklaşık olarak 201 takson içerir. Bu taksonların 111’i endemik olup, endemizm oranı %62 civarındadır.Centaurea ... -
Türkiye’den heracleum persicum (apiaceae) türünün uçucu yağ kompozisyonu
(2014)Umbelliferae(Apiaceae) familyası Dünya’da 434 cins ve yaklaşık 3.700 tür, Türkiye’de ise102 cins ve yaklaşık 465 tür ile temsil edilmekte ve bunların 130 tanesi endemik olup endemizm oranı 30% civarındadır. Buna ek ... -
Chemical composition of four Salvia L. species from Turkey, a chemotaxonomic approach
(2014)In this study the chemical composition of four Salvia L. species (S. trichoclada Bentham., S. virgata Jacq., S. ceratophylla L., S. multicaulis Vahl.) from Turkey, were analyzed by GC-MS (Gas chromatography / mass spectrometry) ... -
Bingöl’den İki Bupleurum L. (Apiaceae) Türünün Uçucu Yağ Kompozisyonu ve Potansiyel Kullanılabilirliği.
(2014)Umbelliferae (Apiaceae) familyasındaki bitkilerin birçoğu uçucu yağ içerikleri açısından zengin ve tıbbi–aromatik özelliklere sahip olup, bu familyaya ait üyelerin birçoğu tıbbi ve ekonomik açıdan değerli bitkilerdir. ... -
Essential oil composition of Ferula orientalis L. from different locations of Turkey and a chemotaxonomic approach
(2015)In this study, essential oil composition of Ferula orientalis L. from three different locations of Turkey have been studied to determine chemotaxonomy based on essential oil characters. For this purpose, aerial parts of ... -
Essential oil composition of two Centaurea L. (Asteraceae) species from Turkey.
(2015)In this study, aerial parts of C. cynaus L. and C. depressa Bieb. were analysed by HS-SPME/GC-MS. As a result thirty five and thirty seven components were identified representing 92.3% and 91.1% of the oil, respectively ... -
DC-DC boost konvertörün PID ve kesirli dereceli PID ile simulink/matlab ortamında kontrolü
(TOK, 2014)Bu çalışmada DC-DC boost konvertörün P ID ve kesirli dereceli P ID ( PI D ) ile kontrolü Simulink/Matlab ortamında incelenmiştir. Bunun için öncelikle boost konvertörün durum denklemleri elde edilip, ardından ... -
Kesirli dereceli kontrol sistemlerinde tamsayı dereceli yaklaşım metotlarının incelenmesi
(TOK, 2014)Son yıllarda kesirli dereceli kontrol sistemleri ile ilgili çok sayıda çalışma yapılmaktadır. Özellikle kesirli dereceli matematiğin uygulanabilmesine olanak sağlayan bugünkü teknolojik hesaplama araçlarından dolayı, ... -
Doğrudan fotovoltaik pilinden beslenen anahtarlı relüktans motor-pompa sisteminin matlab/simulink ortamında modellenmesi
(ELECO, 2012)Bu çalışmada fotovoltaik pile bağlı DC-DC boost konvertörden beslenen bir Anahtarlamalı Relüktans Motor(ARM) ile tahrik edilen pompanın Matlab/Simulink ortamında simülasyonu yapılmıştır. Fotovoltaik pil gerilimini yükseltmek ... -
Essential oil composition of wiedemannia fisch. & C.A. Mey. genus from Turkey: a chemotaxonomic approach
(2014-12-23)The essential oils water distilled aerial parts of Wiedemannia orientalis Fisch. & C.A.Mey. and Wiedemannia multifida (L.) Benth. (Lamiaceae) were investigated by GC and GC-MS. Thirty seven and thirty six compounds were ... -
Essential oil composition and potential usefulness of Two Bupleurum L. species from Turkey
(2014)In this study aerial parts essential oil of Bupleurum gerardii All. and Bupleurum rotundifolium L. were analyzed by HS-SPME/GC-MS. As a result, twenty one and twenty three components were identified representing 90.8% and ... -
Essential oil composition of four Teucrium L. taxa from Turkey, their chemotaxonomy and potential usefulness
(2014)In this study, the essential oil components of aerial parts of four Teucrium (T. chamaedrys L. subsp. tauricolum Rech.f., T. parviflorum Schreb., T. polium L. and T. orientale L. var. orientale) taxa were investigated by ... -
Essential oils composition of two endemic umbelliferae herbs growing wild in Turkey
(2014)The present study was carried out to determine the essential oil composition of aerial parts of two endemic umbelliferae herbs (Malabaila lasiocarpa Boiss. and Stenotaenia macrocarpa Freyn & Sint. ex Freyn) collected from ... -
Essential oil composition of Four Endemic Tanacetum L. (Asteraceae) Taxa from Turkey and a Chemotaxonomic Approach
(2014)In this study the essential oil components aerial parts of Tanacetum heterotomum (Bornm.) Grierson, T. zahlbruckneri (Nab.) Griersson, T. densum (Lab.) Schultz Bip. subsp. amani Heywood and T. cadmeum (Boiss.) Heywood ... -
Identification of essential oil composition of Four Picea Mill. (Pinaceae) species from Canada
(2014)The aim of this study was to determine the volatile composition of essential oil of four Picea Mill. species (Picea pungens Engelm., Picea mariana (Mill.) Britton, Picea glauca (Moench) Voss., Picea rubens Sarg.) needles. ... -
Volatile constituents of Juniperus communis L., Taxus canadensis Marshall. and Tsuga canadensis (L.) Carr. from Canada
(2014)The essential oil composition leaves of Juniperus communis L., Taxus canadensis Marshall. and Tsuga canadensis (L.) Carr. from Canada were investigated by head space solid phase microextraction (HS-SPME) and gas ... -
Essential oil composition of Six Pinus L. Taxa (Pinaceae) from Canada and their chemotaxonomy
(2014)In this study six Pinus L. taxa from Canada (P. strobus L., P. parviflora Siebold & Zucc., P. mugo Turra subsp. mugo, P. resinosa Sol. ex Aiton, P. flexilis E. James and P. nigra J. F. Arnold) were studied to determine ... -
Chemotaxonomy of two Satureja L. (Lamiaceae) species from different localities of Turkey
(2013)In this study, two Satureja L. species from different localities of Turkey (Satureja hortensis L. and Satureja boissieri Hausskn. ex Boiss.) have been studied to determine their taxonomic classification based on chemical ... -
Essential oil composition of Phryna ortegioides (Fisch. & Mey.) Pax & Hoffm. from Turkey
(2013)The essential oil components of aerial parts of Phryna ortegioides (Fisch. & Mey.) Pax & Hoffm. was investigated by GC and GC-MS. The yield of oil was ca. 0.2 mL/100 g. Twenty components were identified representing 90.9% ... -
Essential oil compounds of three Centaurea L. taxa from Turkey and their chemotaxonomy.
(2013)The essential oil of three Centaurea L. taxa from Turkey (Centaurea iberica Trev. ex Spreng.- Centaurea solstitialis L. subsp. solstitialis and Centaurea virgata Lam.) which were collected in the same habitat, have been ...
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