32 results for “SEM”
Research Article
Open Access Synthesis of Drug Microparticle with Hydrophilic Carrier and Its Characterization
Emine Ozen, Ozen E, Kader Poturcu, Poturcu K, Tayebeh Hashemi, Hashemi T, Melike Sozeri, Sozeri M, Serhat Yigit, Yigit S, Sevgi Demiroz, Demiroz S
6th International Symposium on Innovations in Scientific Areas 2024 https://doi.org/10.36287/setsci.18.1.00132
In the present study, a model drug, with its low permeable and low aqueous soluble properties, was selected to produce microparticles using an anti-solvent precipitation technique with two different drugs: polymer (0.5, 1.0, w/v %) ratios. The characterization…
Research Article
Open Access Kesme Hızı ve İlerlemenin Al-35Zn Alaşımının İşlenebilirliğine Etkisinin İncelenmesi
Ali Paşa Hekimoğlu, Hekimoğlu A, Şenol Bayraktar , Bayraktar Ş, Yakup Turgut, Turgut Y
2nd International Symposium on Innovative Approaches in Scientific Studies 2018
Bu çalışmada yüksek ticari saflıkta (%99,8) alüminyum ve çinko elementleri kullanılarak bir adet ikili Al-35Zn
alaşımı üretildi. Alaşım elementlerinin ergitilmesinde orta frekanslı bir indüksiyon ocağı kullanıldı. Ergimiş durumdaki sıvı metal oda
sıcaklığınd…
Research Article
Open Access Kaolenlerin Jeopolimer Üretiminde Kullanılabilirliği
Özgül Boyacı, Boyacı Ö, Veli Uz, Uz V, Mehmet Uğur Toprak, Toprak M, Nihal Derin Çoşkun, Derin Çoşkun N
2nd International Symposium on Innovative Approaches in Scientific Studies 2018
Bu çalışmanın amacı, Al2O3 ve SiO2 kaynağı olarak seramik üretiminde kullanılan 5 farklı kaolenin jeopolimer üretiminde
kullanılabilirliğinin araştırılmasıdır. Bu amaçla beraber öğütülen kaolen-NaOH karışımları su ile birleştirilip preslenmiştir. Taze
jeopol…
Research Article
Open Access BİYOPOLİMER ESASLI KRİYOJEL DOKU İSKELELERİ
Burcu Oktay, Oktay B, Tuğçe Kutlusoy, Kutlusoy T, Nilhan Kayaman Apohan, Kayaman Apohan N, Mediha Süleymanoğlu, Süleymanoğlu M, Serap Erdem Kuruca, Erdem Kuruca S
Ist International Symposium on Innovative Approaches in Scientific Studies 2018
The new material type is ‘cryogels’, which have important potential in biotechnology applications. Cryogels can be obtained from natural or synthetic polymers. It is seen that cryogens prepared from natural polymers become a preferred material group for tissue…
Research Article
Open Access Prediction of Recurrence of Differentiated Thyroid Cancer with Hybrid SMOTE-Stacking Model
Erkan Akkur, Akkur E, Serkan Cizmecioğulları, Cizmecioğulları S, Ahmet Cankat Öztürk, Öztürk A
International Trend of Tech Symposium 2024 https://doi.org/10.36287/setsci.21.6.033
Differentiated thyroid cancer (DTC) is the most frequent form of thyroid cancer. Although this type of cancer shows a favourable prognosis, the risk of recurrence remains a critical concern. Early and accurate prediction of the risk of recurrence is essential …
Research Article
Open Access Sulu Çözeltilerden Naproksen Gideriminde Aktif Karbon İçeren Aljinat Kompozitleri
Nazlı Özcan, Özcan N, Didem Saloğlu, Saloğlu D
4th International Symposium on Innovative Approaches in Engineering and Natural Sciences 2019 https://doi.org/10.36287/setsci.4.6.010
Endokrin bozucu kimyasallar; endokrin sistem fonksiyonlarını etkileyerek organizmada ve organizmanın nesillerinde olumsuz sağlık etkileri oluşturan ekzojen madde veya madde karışımlarıdır. Bu maddeler doğal hormonların faaliyetlerini değiştirebilmektedirler ve…
Research Article
Open Access High performance cement composites with nano-SiO2 and nano-Al2O3 powders
Tuğba Mutuk, Mutuk T, Sinem Çevik, Çevik S, Başak Mesci Oktay, Mesci Oktay B
4th International Symposium on Innovative Approaches in Engineering and Natural Sciences 2019 https://doi.org/10.36287/setsci.4.6.099
In this study, the effects nano-SiO2 and nano-Al2O3 on cement mortars were experimentally studied. The percentage of nano-powders were used as 1%, 3% and 5% into the material. Different types of analysis were used to nano-powder’s impact on the cement mortars.…
Research Article
Open Access Colorization of 1-D photonic crystals with Rare-earth element doping
O. Yasin Keskin, Keskin O, N. Funda Ak Azem, Ak Azem N, Isil Birlik, Birlik I, Ramazan Dalmış, Dalmış R
4th International Symposium on Innovative Approaches in Engineering and Natural Sciences 2019 https://doi.org/10.36287/setsci.4.6.109
Nowadays, nature-inspired structural colorization takes increasing attention due to its exceptional optical properties. One-dimensional (1-D) photonic crystals are new kind of optical materials which can be used to obtain structural colorization. In recent yea…
Research Article
Open Access Uçucu Küllü Geopolimer Harcın Özellikleri
Hayrettin Tokay, Tokay H, Osman Gençel, Gençel O
3rd International Symposium on Innovative Approaches in Scientific Studies (Engineering and Natural Sciences) 2019
Bu çalışmanın hedefi, silis kumu (SK) ve Termik Santralinden elde edilen uçucu kül (UK) kullanılarak geopolimer harç üretmektir. Bu çalışmada uçucu külü aktive etmek için çimento yerine, aktivatör (Na2SiO3 ve NaOH) ve uçucu kül (UK) birleştirilip bağlayıcı mad…
Research Article
Open Access Investigation of Hybrid Composite Coating on ZA-27 Alloy Produced by MAO
Erdar KAPLAN , KAPLAN E, Ebru Emine ŞÜKÜROĞLU , ŞÜKÜROĞLU E, Olkan ÇUVALCI , ÇUVALCI O
3rd International Symposium on Innovative Approaches in Scientific Studies (Engineering and Natural Sciences) 2019
In this paper, the steps in the production process of forming hybrid composite coatings on surface of the ZA-27 alloy known as a sliding bearing material, and analysis of surface morphology of the coated samples were investigated. The process includes forming …
Research Article
Open Access Zn-15Al-3Cu-(0,5-3)Si alaşımlarının yağlı çalışma koşullarındaki sürtünme ve aşınma özelliklerinin incelenmesi
Ali Paşa Hekimoğlu , Hekimoğlu A, Temel Savaşkan , Savaşkan T
3rd International Symposium on Innovative Approaches in Scientific Studies (Engineering and Natural Sciences) 2019
Bu çalışmada, silisyum oranları %0,5 ile %3 arasında yer alan altı adet Zn-15Al-3Cu-Si alaşımı kokil döküm yöntemiyle üretildi. Silisyum oranının üretilen alaşımların yapısal, mekanik ve tribolojik özelliklerine etkileri araştırıldı. Alaşımların içyapıları tar…
Research Article
Open Access T5 ve T7 Isıl İşlemlerinin Zn-15Al-3Cu-1Si Alaşımının Yağlı Çalışma Koşullarındaki Sürtünme ve Aşınma Özelliklerine Etkilerinin İncelenmesi
Temel Savaşkan , Savaşkan T, Ali Paşa Hekimoğlu , Hekimoğlu A
3rd International Symposium on Innovative Approaches in Scientific Studies (Engineering and Natural Sciences) 2019
Bu çalışmada kokil kalıba döküm yöntemiyle üretilen Zn-15Al-3Cu-1Si alaşımına T5 ve T7 ısıl işlemleri uygulandı. Alaşımın dökülmüş ve ısıl işlem görmüş durumlardaki numunelerinin içyapıları taramalı elektron mikroskobu (SEM) ve enerji dispersif spektrometresi …
Research Article
Open Access Mekanik Öğütülen Sünger Titanyumun ve Gaz Atomize Titanyum Tozların Karakterizasyonu
Ijlal Şimşek , Şimşek I, Doğan Şimşek, Şimşek D, Dursun Özyürek , Özyürek D
3rd International Symposium on Innovative Approaches in Scientific Studies (Engineering and Natural Sciences) 2019
Bu çalışmada, mekanik öğütülen gaz atomize titanyum ve sünger titanyum malzemeler karakterize edilmiştir. Çalışma kapsamında gaz atomize titanyum ve sünger titanyum tozları, mekanik öğütme cihazında 20:1 bilya / toz oranı kullanılarak 30 dak öğütülmüştür. Öğüt…
Research Article
Open Access Tilkiköy Mangan Cevherleşmesinin Jeolojik, Gravite ve Manyetik İncelemesi (Orta Anadolu)
Alperen ŞAHİNOĞLU, ŞAHİNOĞLU A, Adil ÖZDEMİR, ÖZDEMİR A
3rd International Symposium on Innovative Approaches in Scientific Studies (Engineering and Natural Sciences) 2019
In this study is aimed to investigate manganese mineralization in Tilkiköy (Kalecik, Ankara) area by observational geological survey, gravity and magnetic methods. For this purpose, firstly geological observations were carried out in the study area. After geol…
Research Article
Open Access AHŞAP MALZEME VE YÜZEY PÜRÜZLÜLÜĞÜ
Hüseyin PEKER, PEKER H, Hatice ULUSOY, ULUSOY H
3rd International Symposium on Innovative Approaches in Scientific Studies (Engineering and Natural Sciences) 2019
Ahşap; geçmişten günümüze kullanımı tercih edilen doğal bir malzemedir. Doğal yapısı nedeniyle kullanıldığı mekân veya ürünlerde sağladığı rahatlık ve huzur hissi ile estetik katkıları başka bir hammadde ile doldurulamamıştır. Mobilyanın yapımında kullanılacak…
Research Article
Open Access The Effect of MWCNT Addition on Mechanical Properties of Epoxy Based Adhesives
Necati ATABERK, ATABERK N, Mürsel EKREM, EKREM M, Yasin ÖZDEMİR, ÖZDEMİR Y
3rd International Symposium on Innovative Approaches in Scientific Studies (Engineering and Natural Sciences) 2019
In this study, multi-walled carbon nanotubes (MWCNT) in different weight ratios effect on the mechanical
properties of modified epoxy based adhesive under an axial load was investigated. 0.25, 0.50, 0.75 and 1 % by weight ratio the
MWCNT added epoxy adhesive…
Research Article
Open Access Mechanical Properties of the Combined Single Lap-Shear Connections with Graphene Doped Epoxy Adhesives
Necati ATABERK, ATABERK N, Mürsel EKREM, EKREM M, Yasin ÖZDEMİR, ÖZDEMİR Y
3rd International Symposium on Innovative Approaches in Scientific Studies (Engineering and Natural Sciences) 2019
In this study, it is aimed to strengthen epoxy with graphene as an adhesive, because of recently the outstanding
properties of graphene. For this purpose, the effects of graphene usage on shear strength of modified epoxy-based adhesives
were examined. The sh…
Research Article
Open Access Production of 5-FU Drug Loaded Biocomposite Materials : Drug Loading Efficiency and Characterization
Nalan Erdöl Aydın, Erdöl Aydın N, Ebru Kahraman, Kahraman E, Gülhayat Nasün Saygılı, Nasün Saygılı G
2nd International Symposium on Innovative Approaches in Scientific Studies 2018
Hydroxyapatite/polymer composites are promising materials for drug delivery applications. Studies focusing on the
development of such composites are available in recent years, as using these materials as a carrier allows us to overcome the
side affects of to…
Research Article
Open Access Effects Of Heat Treatment On The Microstructure And Mechanical Properties Of Titanium Alloys
Mehmet Ekici, Ekici M, Uğur Özsaraç, Özsaraç U
Ist International Symposium on Innovative Approaches in Scientific Studies 2018
Titanium and titanium alloys are suitable for a variety of applications, with their low density, high strength and high corrosion resistance. Despite strong mechanical and corrosive qualities, titanium use is restricted by its weak friction and wear characteri…
Research Article
Open Access Dry and Wet Chemical Etching Techniques for Patterning Silicon Surface
Serra Altınoluk, Altınoluk S
Ist International Symposium on Innovative Approaches in Scientific Studies 2018
Micro electro mechanical systems (MEMS) technology enables us to create any pattern with any dimension. There are many surface patterning techniques which help us transfer the desired pattern from mask to the wafer surface. Predefined patterns on the wafer sur…
