Başlık için Makale Koleksiyonu listeleme
Toplam kayıt 179, listelenen: 41-60
-
Demir içerikli destekli ve desteksiz katalizör sentezi ve karakterizasyonu
(2009)Çalışma kapsamında silika bazlı Fe-MCM-48 katalizörleri doğrudan hidrotermal sentez (Fe-MCM-48-1) ve yaş emdirme (Fe-MCM-48-2) metotlarıyla, desteksiz Fe-Mo-O katalizörü ise birlikte çöktürme metodu ile üretilmiştir. AAS, ... -
Demir içerikli destekli ve desteksiz katalizör sentezi ve karakterizasyonu
(2009)Çalışma kapsamında silika bazlı Fe-MCM-48 katalizörleri doğrudan hidrotermal sentez (Fe-MCM-48-1) ve yaş emdirme (Fe-MCM-48-2) metotlarıyla, desteksiz Fe-Mo-O katalizörü ise birlikte çöktürme metodu ile üretilmiştir. ... -
Development of antibacterial electrospun chitosan/poly(vinyl alcohol) nanofibers containing silver ion-incorporated HAP nanoparticles
(Taylor & Francis LTD, 2013)Chitosan/poly(vinyl alcohol) (CS/PVA) nanofibers with a diameter in the range of 60-70nm were prepared by electrospinning method. The effect of CS/PVA blend ratio and process parameters on the morphology and diameter of ... -
Düşük sıcaklık düşük zaman alkali ön işlemlerinin fındık kabuğunun bileşimi ve enzimatik hidrolizi üzerine etkisinin incelenmesi
(2017)Bu çalışmada, fındık kabuklarından enzimatik hidroliz ile glikoz üretimi için, düşük sıcaklık kısa zaman alkali ön işlemi uygulanmıştır. Çalışılan alkaliler içinde enzimatik hidroliz verimi ve lignin giderimi açısında ... -
The effect of a sweeping gas flow rate on the fast pyrolysis of biomass
(Taylor & Francis Inc, 2002)Sunflower (Helianthus annus L.)-pressed bagasse pyrolysis experiments were performed in a fixed-bed tubular reactor. The effects of nitrogen flow rate and final pyrolysis temperature on the pyrolysis product yields and ... -
Effect of operating parameters on bio-fuel production from waste furniture sawdust
(SAGE Publications LTD, 2013)Fast pyrolysis is an effective technology for conversion of biomass into energy and value- added chemicals instead of burning them directly. In this study, fast pyrolysis of waste furniture sawdust (pine sawdust) was ... -
The effect of pyrolysis atmosphere on bio-oil yields and structure
(Taylor & Francis Inc, 2017)A food industry waste, almond shell, was pyrolyzed under three different environment static, nitrogen, and steam to produce bio-oil and its derivatives. The oil yield obtained at pyrolysis temperature of 600 degrees C was ... -
Effect of steam on the pyrolysis of biomass
(Taylor & Francis Inc, 2006)A comparative study of the thermochemical behavior of cottonseed cake in static, nitrogen and steam atmospheres has been carried out. The influence of the different atmospheres in the yield and composition were observed. ... -
Effect of the comonomer content on the solid-state mechanical and viscoelastic properties of poly(propylene-co-1-butene) films
(Wiley, 2018)In this study, we quantified the thermal and solid-state mechanical and viscoelastic properties of isotactic polypropylene (i-PP) homopolymer and poly(propylene-1-butene) copolymer films having a 1-butene ratio of 8, 12, ... -
Effect of ZnO type and concentration on the mophology, thermal, and mechanical properties of poly(ether ester)/ZnO composites
(Wiley-Blackwell, 2013)Poly(ether ester) (PEE) copolymers were synthesized in a two-stage process involving transesterification and polycondensation. The synthesized copolymer and the zinc oxide (ZnO) were used in composite preparation by melt ... -
The Effects of Different Catalysts on the Pyrolysis of Thistle, Onopordum Acanthium L.
(Taylor & Francis Inc, 2013)Fixed-bed fast pyrolysis experiments have been conducted on a sample of thistle, Onopordum Acanthium L. The experiments were performed in a fixed-bed tubular pyrolysis reactor to investigate the effects of sweeping gas ... -
Effects of processing on the properties of chitosan/cellulose nanocrystal films
(Elsevier Sci LTD, 2015)Biocomposites of chitosan (CS)/cellulose nanocrystals (CN) were prepared by using solution casting method. Influences of solution preparation method and CN content on the properties of composites were investigated. Mechanical ... -
The efficacy of a novel antibacterial hydroxyapatite nanoparticle-coated indwelling urinary catheter in preventing biofilm formation and catheter-associated urinary tract infection in rabbits
(Springer, 2011)The aim of this study was to investigate of the efficacy and reliability of a novel antimicrobial hydroxyapatite (HA) nanoparticle coating of urethral catheters, in the prophylaxis of biofilm formation and bacteriuria in ... -
Electrochemical treatment of water containing dye-stuffs: Anodic oxidation of congo red and xiron blau 2rhd
(1992)Removal of Congo Red and Xiron Blau 2RHD from their aqueous solutions has been carried out in a trickle tower electrochemical reactor. The effects of initial dye concentration, applied potential and solution flow rate on ... -
Energy applications of biomass: Pyrolysis of apricot stone
(Taylor & Francis Inc, 2006)Apricot stone (Prunus armeniaca L.) was pyrolyzed in a directly heated fixed-bed reactor under nitrogen atmosphere. Effects of sweeping gas flow rates and pyrolysis temperature on the pyrolysis of the biomass were also ... -
Environmental-friendly production of carbon fiber from isotropic hybrid pitches synthesized from waste biomass and polystyrene with ethylene bottom oil
(Elsevier Ltd, 2019)In this study, spinnable isotropic pitches (IPs) were produced by pyrolytic oils of biomass and polystyrene (PS) with ethylene bottom oil (EBO or pyrolysis fuel oil: PFO) through bromination/dehydrobromination reaction. ... -
Equilibrium, kinetic, and thermodynamic studies of the adsorption of Fe(III) metal ions and 2,4-dichlorophenoxyacetic acid onto biomass-based activated carbon by ZnCl2 activation
(Elsevier Science BV, 2017)This study investigated the preparation of activated carbon from low-cost biomass as precursor and the using of obtained activated carbon for the removal of Fe(III) and 2,4-D pollutants from model solution. The different ... -
Equilibrium, Thermodynamic, and Kinetic Studies for the Adsorption of Cadmium(II) Ions onto Activated Carbon Prepared from Euphorbia rigida by Chemical Activation
(Taylor & Francis Inc, 2014)Equilibrium, thermodynamic, and kinetic studies were carried out for the adsorption of cadmium(II) ions from aqueous solution using high surface area (2,613 m(2)/g) microporous activated carbon prepared from Euphorbia ... -
Ethanol production from hazelnut shells through enzymatic saccharification and fermentation by low-temperature alkali pretreatment
(Elsevier Sci LTD, 2017)Low-temperature sodium hydroxide (NaOH) pretreatment, enzymatic saccharification and ethanol fermentation were evaluated for hazelnut shell cellulose to fermentable sugars and ethanol. Maximum glucose recovery (48.33 g/100 ... -
Evaluation of Field Debris of Chickpea Husk as a Low-Cost Biosorbent for Removal of Methylene Blue From Aqueous Solutions
(Gazi University, Fac Engineering Architecture, 2014)In the present study, an important agricultural waste, chickpea straw, was evaluated as biosorbent material for the removal of basic dyes from aqueous solutions. Effects of solution pH, biosorbent dosage, initial dye ...