Güncel Gönderiler: Kimya Mühendisliği Bölümü
Toplam kayıt 152, listelenen: 21-40
-
Nano Mineralojik Akışkanların Termofiziksel Özelliklerinin Deneysel Olarak İncelenmesi
(2019)Bu çalışmada bentonit, diatomit, sepiyolit ve klinoptilolit malzemeleri içeren nanoakışkanların termofiziksel özellikleri belirlenmiştir. Spex tipi yüksek enerjili öğütücü kullanılarak 50 nm boyutunda nano parçacıklar ... -
Polyvinyl alcohol/CuO nanocomposite hydrogels: facile synthesis and long-term stability
(2019)Within this study, Polyvinyl alcohol/CuO nanocomposite hydrogels were synthesized through dispersing CuO nanoparticles in a PVA solution, using the freeze-thawing procedure in order for physically crosslinking. The average ... -
Atık Balyalama İplerinden Poliüretan Üretimi
(2017)Günümüzde üretim yöntemleri kadar üretilen maddelerin atıklarından oluşan kirliliklerin giderilme yöntemleri de önemli konuların başında gelmektedir. Bu atıkların bertaraf edilmesinin yanı sıra mevcut kaynakların da ekonomik ... -
Termal indirgenmiş grafen oksit ile elektrokimyasal olarak askorbik asit tayini
(2020)Bu çalışma, yüksek sıcaklıkta ani termal işlem ile indirgenmiş grafen oksitin (T-rGO) sentezi, SEM, XRD, Raman, FTIR, EDX teknikleriyle karakterizasyon analizi ve elektrokimyasal karakterizasyonu hakkındadır. T-rGO ve ... -
The effect of starting material types on the structure of graphene oxide and graphene
(2019)In this study, the effects of starting material types on graphene oxide (GO) are reported with the aim of developing graphene (GR) synthesis. The GOs were prepared from natural graphite (NG) powder and graphite nanoplate ... -
Synthesis and characterization of poly(o-toluidine)/kaolinite conductive composites for humidity and temperature sensing
(2018)Conductive poly(o-toluidine)/kaolinite composite was synthesized via chemical polymerization of o-toluidine in the availability of kaolinite using ammonium persulfate as oxidizing agent. To investigate the use of the ... -
Fabrication of novel neutron shielding materials: Polypropylene composites containing colemanite, tincal and ulexite
(Pergamon-Elsevier Science Ltd, 2021)Exposure to neutron radiation can cause serious health problems, especially in nuclear power plants and their surroundings, high-flying aircrafts, and healthcare facilities. Conventionally, many neutron-shielding materials ... -
Aloe vera-based antibacterial porous sponges for wound dressing applications
(Springer, 2021)The antibacterial sponges with high macroporosity, high interconnectivity and high biocompatibility is a significant concern for wound healing applications. In this work, novel Aloe vera (AV) based sponges were developed ... -
Characterization and antibacterial activity of gelatin-gellan gum bilayer wound dressing
(Taylor & Francis As, 2021)Bilayer wound dressing systems consisting of various biopolymers have been preferred in biomedical applications due to its enhanced advantages in comparison with conventional systems. The aim of this research was to develop ... -
Advancements and future directions in the antibacterial wound dressings - A review
(Wiley, 2021)Wound repair is a complex process that has not been entirely understood. It can conclude in several irregularities. Hence, designing an appropriate wound dressing that can accelerate the healing period is critical. Infections, ... -
Poly(vinyl alcohol)/(hyaluronic acid-g-kappa-carrageenan) hydrogel as antibiotic-releasing wound dressing
(Springer Int Publ Ag, 2021)The aim of this research was to investigate the potential of ampicillin-loaded hydrogels based on polyvinyl alcohol (PVA), hyaluronic acid (HA) and kappa-carrageenan ((K)-Carr) as an antibiotic-releasing wound dressing. ... -
Adsorption of Congo red from aqueous solution onto KOH-activated biochar produced via pyrolysis of pine cone and modeling of the process using artificial neural network
(Springer Heidelberg, 2021)Most of dyes cause various environmental and health problems due to their toxic, mutagenic, and even carcinogenic properties. Therefore, several treatment methods are used to remove dyes from wastewater. Adsorption is one ... -
Evaluation of hyaluronic acid nanoparticle embedded chitosan-gelatin hydrogels for antibiotic release
(Wiley, 2021)The development of chitosan-gelatin (CS-G) hydrogels embedded with ampicillin-loaded hyaluronic acid nanoparticles (HA-NPs) for wound dressing is proposed. It was aimed to provide controlled ampicillin delivery by incorporation ... -
Encapsulation of CuO nanoparticles inside the channels of the multi-walled carbon nanotubes functionalized with thermal stress
(Elsevier Science Sa, 2021)Commercially available multi-walled carbon nanotubes (MWCNTs), which are generally naturally intertwined, were cut by sudden, repeated exposure to oxidizing conditions in the air. This process has been proved to be an ... -
The influence of freeze-thawing conditions on swelling and long-term stability properties of poly(vinyl alcohol) hydrogels for controlled drug release
(Springer, 2021)The preparation of poly(vinyl alcohol) (PVA) hydrogels was succeeded via the freeze-thawing (F/T) method by varying the synthesis parameter conditions. The swelling capacity and long-term stability of the hydrogels were ... -
Investigating the effect of electrolyte types with various ionic liquids on the electrochromic performance of PEDOT:PSS based LbL multilayers
(Elsevier, 2020)The objective of the study is to investigate the electrochromic performances of layer-by-layer (LbL) multilayered thin film electrode prepared from linear polyethylene imine (LPEI) and poly(3,4-ethylenediox-ythiophene):polystyrene ... -
A novel multilayer hydrogel wound dressing for antibiotic release
(Elsevier, 2020)In this study, the novel multilayer (ML) hydrogels were developed as antibacterial wound dressings. ML hydrogels were prepared as four layers using carboxylated polyvinyl alcohol (PVA-C), gelatin (G), hyaluronic acid (HA) ... -
Preparation, Characterization, and Separation Performances of Novel Surface Modified LbL Composite Membranes from Polyelectrolyte Blends and MWCNT
(Wiley, 2020)Here, it was aimed to modify the surface of NF90 with layer by layer (LbL) blended poly(allylamine hydrochloride) (PAH)-chitosan (CHI) and poly(acrylic acid) (PAA) with/without functionalized multiwalled carbon nanotube ... -
Determination of Mechanical Properties of Composite Supports Used in Catalytic Membranes for Hydrogen Production and Separation
(Wiley-V C H Verlag Gmbh, 2020)This study includes the determination of mechanical properties involving equibiaxial flexural strength, elastic modulus, strain and hardness for composite supports developed to be used in catalytic membranes in order to ... -
A new mathematical approach to the bleaching process of edible oils
(Wiley, 2020)BACKGROUND As energy costs are constantly increasing, industries need to consider efficiency in all processes. Vegetable oils, which are among the daily staple foods, have large energy-consuming processes during refining. ...
