Yayıncı "Walter De Gruyter GMBH" Araştırma Çıktıları | TR-Dizin | WoS | Scopus | PubMed için listeleme
Toplam kayıt 47, listelenen: 1-20
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Activity Comparison of MCM-41 and V-MCM-4 Catalysts for Ethanol Selective Oxidation and DRIFTS Analysis
(Walter De Gruyter GMBH, 2009)The activity of a V-MCM-41 catalyst with a V/Si molar ratio of 0.04 was compared with the activity of a pure MCM-41 catalyst and some DRIFTS studies were performed in order to understand the mechanism of selective oxidation ... -
AlSb and InAs-GaSb layer thickness effect on HH-LH splitting and band gap energies in InAs/AlSb/GaSb type-II superlattices
(Walter De Gruyter GMBH, 2015)This study is based on the investigation of AlSb layer thickness effect on heavy-hole light-hole (HH-LH) splitting and band gap energies in a recently developed N-structure based on InAs/AlSb/GaSb type II superlattice ... -
Analysis of the volatile components of five Turkish Rhododendron species by headspace solid-phase microextraction and GC-MS (HS-SPME-GC-MS)
(Walter De Gruyter GMBH, 2003)Volatile constituents of various solvent extracts (n-hexane, CH2C2, H2O) of 15 different organs (leaves, flowers, fruits) of five Rhododendron species (Ericaceae) growing in Turkey were trapped with headspace solid-phase ... -
Anti-angiogenic and antiproliferative properties of the lichen substances (-)-usnic acid and vulpinic acid
(Walter De Gruyter GMBH, 2015)The anti-proliferative activities of the lichen substances (-)-usnic acid and vulpinic acid on the viability of HepG2 hepatocarcinoma cells, NS20Y neuroblastoma cells and HUVEC endothelial cells were studied by the MTT ... -
The antimicrobial activity of extracts of the lichen Cladonia foliacea and its (-)-usnic acid, atranorin, and fumarprotocetraric acid constituents
(Walter De Gruyter GMBH, 2004)antimicrobial activity of the chloroform, diethyl ether, acetone, petroleum ether, and ethanol extracts of the lichen Cladonia foliacea and its (-)-usnic acid, atranorin, and fumarprotocetraric acid constituents against 9 ... -
Antimicrobial activity of extracts of the lichen Parmelia Sulcata and its salazinic acid constituent
(Walter De Gruyter GMBH, 2007)The antimicrobial activity of the acetone, chloroform, diethyl ether, methanol, and petroleum ether extracts of the lichen Parmelia sulcata and its salazinic acid constituent have been screened against twenty eight food-borne ... -
Antimicrobial activity of extracts of the lichen Xanthoparmelia pokornyi and its gyrophoric and stenosporic acid constituents
(Walter De Gruyter GMBH, 2006)The antimicrobial activity of the diethyl ether, acetone, chloroform, petroleum ether, and ethanol extracts of the lichen Xanthoparmelia pokomyi and its gyrophoric acid and stenosporic acid constituents has been screened ... -
Antioxidant potential of some natural and semi-synthetic flavonoid derivatives and the extracts from Maclura pomifera (Rafin.) Schneider (osage orange) and its essential oil composition
(Walter De Gruyter GMBH, 2016)Objective: The antioxidant potential of various extracts were obtained from the leaf and fruit of Maclura pomifera (Rafin.) Schneider (Moraceae) along with its major isoflavonoids; osajin and pomiferin, their semi-synthetic ... -
The bioactive essential oil of Heracleum sphondylium L. subsp ternatum (Velen.) Brummitt
(Walter De Gruyter GMBH, 2003)The essential oil of Heracleum sphondylium L. subsp. ternatum (Velen.) Brummit (Umbelliferae) was isolated from crushed seeds by means of hydrodistillation and analyzed by GC and GC/MS. Major components were identified as ... -
Chemical composition of the essential oil of Phlomis linearis Boiss. & Bal., and biological effects on the CAM-assay: A safety evaluation
(Walter De Gruyter GMBH, 2003)Phlomis linearis Boiss. & Bal. of the Lamiaceae family growing in central, east and southeast Anatolia is an endemic species for Turkey. The essential oil obtained from the aerial parts by hydro distillation was subsequently ... -
Comparative root and stem anatomy of six Clinopodium (Lamiaceae) taxa
(Walter De Gruyter GMBH, 2016)A group of Lamiaceae that has caused confusion over its generic boundaries are those species belonging to the complex surrounding the genera Satureja, Calamintha, Micromeria, Clinopodium and Acinos. In the current study, ... -
Effect of mixing water types on the time-dependent zeta potential of Portland cement paste
(Walter De Gruyter GMBH, 2013)The measurement of zeta potential (ZP) has important applications in a wide range of industries including ceramics, pharmaceuticals, medicine, mineral processing, electronics, cement industry and water treatment. It provides ... -
Effects of tribenuron-methyl treatment on glutathione S-transferase (GST) activities in some wheat and barley varieties
(Walter De Gruyter GMBH, 2010)For efficient and profitable crop production, appropriate weed management is essential. Today, herbicides are an integral part of modern farming practice globally, as the), assure the convenient method of weed control ... -
Entropy Generation Calculation of a Turbofan Engine: A Case of CFM56-7B
(Walter De Gruyter GMBH, 2018)Entropy generation and energy efficiency of turbofan engines become greater concern in recent years caused by rises fuel costs and as well as environmental impact of aviation emissions. This study describes calculation of ... -
Evaluation of Lavandula stoechas L. subsp stoechas L., Mentha spicata L. subsp spicata L. essential oils and their main components against sinusitis pathogens
(Walter De Gruyter GMBH, 2018)Lavandula stoechas subsp. stoechas and Mentha spicata subsp. spicata are used for the treatment of sinusitis in Turkish folk medicine. The components of essential oils obtained by hydrodistillation were determined by gas ... -
Evaluation of the antimicrobial activity of the acetone extract of the lichen Ramalina farinacea and its (+)-usnic acid, norstictic acid, and protocetraric acid constituents
(Walter De Gruyter GMBH, 2004)The acetone extract of the lichen Ramalina farinacea and its (+)-usnic acid constituent showed antimicrobial activity against Bacillus subtilis, Listeria monocytogenes, Proteus vulgaris, Staphylococcus aureus, Streptococcus ... -
FT-IR spectroscopic study on some Hofmann-T-d type complexes: Ni(4-Phenylpyridine)(2)M(CN)(4) (M = Cd or Hg)
(Walter De Gruyter GMBH, 2005)New Hofmann-T-d type complexes in the form of Ni(4-Phenylpyridine)(2)M(CN)(4) (M = Cd or Hg) were prepared in powder form and their infrared spectra are reported in the region of 4000200 cm(-1). From the spectral findings, ... -
Improvement of Khorasan mortar with fly ash for restoration of historical buildings
(Walter De Gruyter GMBH, 2014)In this study, the effects of fly ash on Khorasan mortar composed of brick or tile powder and lime were investigated to improve its mechanical properties. In the mixtures, fly ash was used instead of 0- to 4-mm crushed ... -
Inhibitory effect of Calamintha nepeta subsp glandulosa essential oil on lipoxygenase
(Walter De Gruyter GMBH, 2011)Objective: Scavenging of free radicals and inhibition of lipoxygenase are important target in the treatment of a variety of inflammatory diseases. Calamintha nepeta (L.) Savi subsp. glandulosa (Req.) P.W. Ball of Lamiaceae ... -
Interaction between doped C-60 fullerenes and piperazine-2,3,5,6-tetraone: DFT simulation
(Walter De Gruyter GMBH, 2018)Piperazine and tetraone-related compounds are widely used in the drug industry. Heteroatom-doped fullerenes are studied as new types of sensor devices, and medical applications are studied as drug delivery vehicles. In ...