Başlık için Kimya Mühendisliği Bölümü listeleme
Toplam kayıt 233, listelenen: 138-157
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Leaching of F-type fly ash based geopolymers
(Elsevier Science BV, 2012)Geopolymers are the synthetic analogues of natural zeolitic materials. Geopolymeric materials possess excellent mechanical properties, including fire and acid resistance. These properties make geopolymers an alternative ... -
Liquid products from pyrolysis of synthetic blends of Turkish oil shales and lignites
(Taylor & Francis Inc, 2000)Fixed-bed pyrolysis experiments have been conducted on samples from synthetic blends of Seyitomer oil shale and lignites to determine the possibility of being a potential source of fuels and chemical feedstocks. The effects ... -
MCM-41 ve MCM-48 türü katalizörlerin üretimi ve karakterizasyonu
(2010)Bu makalede, mezo-gözenekli, nano-yapılı MCM-41 ve MCM-48 türü katalizörler doğrudan hidrotermal sentez (DHS) ve oda sıcaklığında sentez (OSS) metotları ile üretilmiştir. MCM-41 türü katalizörler için her iki sentez metodunun ... -
MEA and methanol concentration optimization of a passive direct methanol fuel cell
(ENEA, 2009)Passive direct methanol fuel cells (PDMFC) come to attention of portable electronic devices manufacturer as promising power generators. However, it is necessary to maximize the power density of PDMFC's with optimized system ... -
Methanol to hydrocarbons over large cavity zeolites: Toward a unified description of catalyst deactivation and the reaction mechanism
(Academic Press Inc Elsevier Science, 2010)The reaction mechanism for the conversion of methanol to hydrocarbons over three large cavity zeolites, H-beta, H-MCM-22, and H-mordenite, has been investigated. (13)C methanol was co-reacted with (12)C benzene to study ... -
Microwave assisted transesterification of rapeseed oil
(Elsevier Sci LTD, 2008)Rapeseed is one of the important vegetable oil sources for biodiesel production due to its high oil content (around 40%). In this study rapeseed oil was converted to biodiesel by transesterification using microwave heating. ... -
Microwave assisted transesterification of waste frying oil and concentrate methyl ester content of biodiesel by molecular distillation
(Elsevier Sci LTD, 2013)In this study, microwave assisted transesterification of waste frying oil was carried out in the presence of sodium methoxide (NaOCH3). Parametric studies were performed to investigate suitable reaction conditions such as ... -
Microwave Heating Application To Produce Dehydrated Castor Oil
(American Chemical Society, 2011)Dehydrated castor oil (DCO) is the best known and most widely used of all the oils commonly termed "synthetic" drying oils. DCO imparts good flexibility, rapid drying, excellent color retention, and water resistance to ... -
Microwave Irradiation Application in Biodiesel Production from Promising Biodiesel Feedstock: Microalgae (Chlorella protothecoides)
(Int Assoc Engineers-Iaeng, 2012)Microwave irradiation effect on transesterification reaction of the new generation biofuel resource, microalgae, was studied. Experiments were conducted in order to evaluate the effects of reaction variables such as catalyst ... -
Microwave irradiation application in biodiesel production from promising biodiesel feedstock: Microalgae (Chlorella protothecoides)
(Newswood Limited, 2012)Microwave irradiation effect on transesterification reaction of the new generation biofuel resource, microalgae, was studied. Experiments were conducted in order to evaluate the effects of reaction variables such as catalyst ... -
Multiblock polyester elastomers/zinc oxide composites: Preparation and characterization
(2011)In this study, composites were obtained by introducing the zinc oxide (ZnO) fillers into the block copolymers of poly(butylene terephthalate) (PBT) and poly(tetramethylene oxide) (PTMO) by melt compounding method. The ... -
Nano-12-Tungstophosporic Acid Cesium Salt Synthesized by Ultrasound as Catalyst for Alkylation of Benzene with dec-1-ene
(Walter De Gruyter GMBH, 2017)Nano 12-tungtophosphoric acid cesium salt (Cs-TPA) was synthesized under ultrasonic irradiation in nanoscale. The obtained catalyst was characterized by various methods. These analyzes indicate that the chemical structure ... -
The nanobiocomposites synthesis from biomass and its characterization
(2018)This study was conducted to evaluate the suitability of using hexagonal boron nitride (hBN) as reinforcement in natural fibres obtained from hazelnut shell (F) and poppy straw (H). Raw materials were treated with alkali ... -
Nanotechnological Advances in Catalytic Thin Films for Green Large-Area Surfaces
(Hindawi LTD, 2015)Large-area catalytic thin films offer great potential for green technology applications in order to save energy, combat pollution, and reduce global warming. These films, either embedded with nanoparticles, shaped with ... -
NOHUT SAMANI TARLA ATIĞININ SULU ÇÖZELTİLERDEN METİLEN MAVİSİ GİDERİMİNDE DÜŞÜK MALİYETLİ BİYOSORBENT OLARAK DEĞERLENDİRİLMESİ
(Gazi Universitesi Muhendislik-Mimarlik, 2014)Yapılan bu çalışmada tarımsal bir atık olan nohut samanı, sulu çözeltilerden boyar madde gideriminde biyosorbent olarak değerlendirilmiştir. Çözelti pH’ı, biyosorbent miktarı, başlangıç boyar madde derişimi, temas süresi ... -
Nohut Samanı Tarla Atığının Sulu Çözeltilerden Metilen Mavisi Gideriminde Düşük Maliyetli Biyosorbent Olarak Değerlendirilmesi
(2014)Yapılan bu çalışmada tarımsal bir atık olan nohut samanı, sulu çözeltilerden boyar madde gideriminde biyosorbent olarak değerlendirilmiştir. Çözelti pH'ı, biyosorbent miktarı, başlangıç boyar madde derişimi, temas süresi ... -
Obtaining 2-octanol, 2-octanone, and sebacic acid from castor oil by microwave-induced alkali fusion
(American Chemical Society, 2008)In this study, the effect of microwave irradiation on alkali fusion of castor oil was investigated using different NaOH/oil ratios (8:15, 12:15, and 14:15), reaction temperatures (473, 493, 503, 513, and 523 K), and reaction ... -
Oil production from an arid-land plant: Fixed-bed pyrolysis and hydropyrolysis of Euphorbia rigida
(Butterworth-Heinemann LTD, 1996)Fixed-bed pyrolysis and hydropyrolysis experiments at different temperatures, heating rates and pressures have been conducted on a sample of Euphorbia rigida to investigate the product yields and characteristics. In hydrogen ... -
Olive bagasse (Olea europea L.) pyrolysis
(Elsevier Sci LTD, 2006)Olive bagasse (Olea europea L.) was pyrolysed in a fixed-bed reactor. The effects of pyrolysis temperature, heating rate, particle size and sweep gas flow rates on the yields of the products were investigated. Pyrolysis ... -
Optimization of Alkaline Pretreatment for Enzymatic Saccharification of Poppy Stalks
(North Carolina State University Dept Wood & Paper Sci, 2014)Response surface methodology (RSM) was employed to optimize dilute alkaline pretreatment conditions for the maximum glucose yield of poppy stalk, with respect to NaOH concentration (1.0 to 3.5%, w/v), pretreatment temperature ...