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Toplam kayıt 180, listelenen: 1-10
Carrier flotation of alunite from kaolin clay
(Elsevier, 2000)
A kaolin sample with high SO3 content, obtained from the Bali{dotless}kesir-Si{dotless}ndi{dotless}rgi{dotless} region, was used to study separation of alunite from kaolin by carrier flotation. Several parameters believed ...
High temperature thermal stability of multi-cation doped $alpha$-sialon ceramics containing ytterbium
(2000)
Nadir element oksit katkılı $alpha$-sialon seramiklerinde oluşan faz komposizyonlarının ve mikroyapılarının sinterleme sonrası yapılan ısıl işlemlerden önemli ölçüde etkilendiği yakın zamanda yapılan çalışmalarda bulunmuştur. ...
Türkiye ve Avrupa hava sahalarında dikey ayırma minimalarının azaltılması-RVSM
(2000)
Bu çalışmada, RVSM adı ile bilinen Dikey Ayırma Minimalarının Azaltılması Programı, Türkiye ve Avrupa hava sahalarında uygulaması, yer ve uçaklardaki teçhizat gereklilikleri ile anlatılmıştır. RVSM simülasyonlan tanıtılmış, ...
Upgrading of Kutahya region lignites by mild pyrolysis and high intensity dry magnetic separation
(Pergamon-Elsevier Science LTD, 2000)
Lignite samples, taken from Kutahya-Seyitomer Power Plant, were used for devolatalisation arid desulphurisation experiments, by means of mild pyrolysis followed by High Intensity Dry Magnetic Separation. Pyrolysis experiments ...
Composition of the essential oil of Glaucosciadium cordifolium (Boiss.) Burtt et Davis from Turkey
(John Wiley & Sons LTD, 2000)
The water-distilled essential oil from dried herbal parts of Glaucosciadium cordifolium was analysed by GC MS. One hundred and seven components, representing 97.7% of the oil, were characterized. The major components were ...
Betulenols from Betula species
(Georg Thieme Verlag, 2000)
The essential oils from buds of five Betula species growing in Turkey were investigated by CC-MS. A major component in the essential oils was shown to be 14-hydroxy-beta-caryophyllene (6). The structure of beta-betulenal ...
A new bisabolene derivative from the essential oil of Prangos uechtritzii fruits
(Georg Thieme Verlag Kg, 2000)
The fruits of endemic Prangos uechtritzii Boiss. & Hausskn. (Umbelliferae) were subjected to hydrodistillation and microdistillation. The resulting volatiles were investigated by CC-MS to determine the composition of the ...
New caryophyllene derivatives from Betula litwinowii
(American Chemical Society, 2000)
Four new caryophyllene derivatives- 14-hydroxy-4,5-dihydro-beta-caryophyllene (1), 14-acetoxy-4,5 -dihydro-beta-caryophyllene (2), 4,5-dihydro-beta-caryophyllene-14-al (3), and caryophylla-8(14)-en-5-one (4)-are reported ...
Bütünleşik Pazarlama İletişimi Yaklaşımına Göre Yeni Medya Planlaması Konsepti
(Anadolu Üniversitesi, 2000)
Medya planlaması kavramının doğuşundan itibaren, kuramlar, kavramlar ve kullanılan araçlar büyük değişikliğe uğramıştır. Reklam medyaları, mecraları ya da ortamları tanımı önceleri yalnızca kitle iletişim araçları olan ...
Structural analysis of bio-oils from fixed-bed pyrolysis of Euphorbia rigida and sunflower pressed bagasse
(Taylor & Francis Inc, 2000)
Fixed-bed tars of Euphorbia rigida and sunflower pressed bagasse have been investigated for their structures. These mrs were fractionated into pentane-soluble and -insoluble compounds (asphaltenes). Pentane soluble were ...