Zobrazeno 1 - 10 of 16 pro vyhledávání: '"Fethi Dağdelen"'
1
Effect of Ta Content on Microstructure and Phase Transformation Temperatures of Ti75.5-Nb25.5 (%at.) Alloy
Autor: Fethi Dağdelen, Ibrahim Nazem Qader, Safar Saeed Mohammed
Publikováno v: Volume: 35, Issue: 3 1129-1138
Gazi University Journal of Science
β-titanium shape memory alloys are used as shape memory-based biomedical applications and superelastic materials because they are made up of non-toxic components. Also, their behaviors are more semilar with that of human bone and dental biological t
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8666a3a87ccb4347eba74d85413db795
https://doi.org/10.35378/gujs.947678
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2
Cell Culture Test and Bacterial Growth Evaluation of NiTiNbX ( X=Ta and V) Biocompatible Shape Memory Alloys in Simulated Body Fluid
Autor: Esra BALCİ, Cennet Canan KARADERİ, Hüseyin KAHRAMAN, Fethi DAĞDELEN
Publikováno v: Volume: 6, Issue: 1 59-64
International Journal of Innovative Engineering Applications
Bu çalışmada eş atomlu NiTi ve Ni27Ti50Nb23 üçlü alaşıma farklı oranlarda Ta ve V elementi katkılanarak dörtlü biyouyumlu şekil hatırlamalı alaşım (BŞHA) üretildi. Hazırlanan alaşımlar; Ni50Ti50 (EB1), Ni27Ti50Nb23 (EB2), Ni27T
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::09ac03c7d827e6f703b15160750a45ac
https://doi.org/10.46460/ijiea.1057497
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3
CuAlTa alaşımına hava atmosferinde uygulanan yüksek sıcaklığın termodinamik parametrelerine ve mikro yapısına etkileri
Autor: Ercan ERCAN, Fethi DAĞDELEN
Publikováno v: Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi. 37:1225-1236
Dört farklı oksitlenme işleminin Cu-9Al-5Ta YSŞHA’nın oksidasyon davranışları, faz bileşenleri, mikroyapısal özellikleri ve termodinamik parametreleri üzerine etkileri DTA/TG, XRD, SEM-EDX ve DSC analiz ölçümleri alınarak incelendi.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9d05600610e0ee2e530b9d5b8bf7c79e
https://doi.org/10.17341/gazimmfd.907419
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4
Investigate of Microhardness and Microstructure of Ti-Ni-Nb-X (Ta and V) Shape Memory Alloys
Autor: Esra Balci, Fethi Dağdelen
Publikováno v: Volume: 5, Issue: 2 131-135
International Journal of Innovative Engineering Applications
Bu çalışmada hazırlanan Ti-50Ni, Ti-27Ni-23Nb, ve Ti-27Ni-19Nb-4X (Ta ve V) şekil hatırlamalı alaşımlar ark ergitme metodu kullanılarak oluşturuldu. Hazırlanan alaşımların mikrosertlik ve mikroyapıları incelendi. Optik mikroskop ( OM
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3a8ddb582221bb4f70db27f3a89be3de
https://doi.org/10.46460/ijiea.960655
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5
Ti-27Ni-20Nb-3V Alaşımın Faz Dönüşüm Sıcaklıkları, Korozyon Direnci ve Yapısal Özelliklerinin İncelenmesi
Autor: Ercan Ercan, Esra Balci, Fethi Dağdelen
Publikováno v: Volume: 10, Issue: 3 796-802
Bitlis Eren Üniversitesi Fen Bilimleri Dergisi
In this study Ti-27Ni-20Nb-3V (% at.) alloy was produced by arc- melting method. After the produced alloy was homogenized at 850 ℃ for 24 hours, its pysical and chemical properties such as phase transformation temperatures, micro-structure, electro
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bc8a6c12b2a4b2f4858aa875f1a6a0ee
https://doi.org/10.17798/bitlisfen.905380
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7
TiNb-esaslı β-Ti Alaşımlarının Kristal Yapı, Mikroyapı ve Dönüşüm Sıcaklıklarına Tantal Katkısının Etkileri
Autor: Ercan Ercan, Fethi Dağdelen
Publikováno v: Bitlis Eren Üniversitesi Fen Bilimleri Dergisi. 9:1545-1553
β-tipi Ti-esasli alasimlar yuksek sicakliktaki dayanikliligi ve biyo-uyumlulugu sayesinde uzay sanayisi ve medikal alanlarda kullanimi yaygin olan materyallerdir. Nb ve Ta gibi dusuk yogunluklu, ustun korozyon direnci ve toksik olmayan ozelliklere s
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d6226936b4f4d30878e20b7b36413dbb
https://doi.org/10.17798/bitlisfen.775976
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8
The Effect of Different Parameters on Shape Memory Alloys
Autor: Fethi Dağdelen, Mediha Kök, Ibrahim Nazem Qader, Shakhawan Salih Abdullah
Publikováno v: Volume: 24, Issue: 5 892-913
Sakarya University Journal of Science
Shape memory alloys’ characteristics are different from ordinary materials because they can memorize their pre-determined shape, thus they are excellent candidates for different applications. In this review article, the most interesting parameters
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7d10f6ce6a729c3e926463db8e13aba3
https://doi.org/10.16984/saufenbilder.733645
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9
Akademický článek
Thermal stability and some thermodynamics analysis of heat treated quaternary CuAlNiTa shape memory alloy
Autor: Mediha Kök, Ibrahim Nazem Qader, Safar Saeed Mohammed, Ecem Öner, Fethi Dağdelen, Yildirim Aydogdu
Publikováno v: Materials Research Express, Vol 7, Iss 1, p 015702 (2019)
This study presents the heat treatment effect on a quaternary Cu _79 Al _13 Ni _4 Ta _4 (wt%) shape memory alloy. The induction technique was used for melting the alloy and then four pieces of the alloy were heat-treated at (673 K, 873 K, 1073 K, and
Externí odkaz: https://doaj.org/article/06f768fa47e04027bbd265107a3598b7
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10
Akademický článek
Effects of rare earth element Gd on microstructure, thermodynamic parameters, mechanical, and shape recovery properties of CuAlTa alloys.
Autor: Ercan, Ercan1 (AUTHOR) eercan@beu.edu.tr, Al, Emre Bahadır2 (AUTHOR), Dağdelen, Fethi3 (AUTHOR)
Publikováno v: Journal of Thermal Analysis & Calorimetry. Nov2023, Vol. 148 Issue 21, p11499-11510. 12p.
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