نتایج جستجو برای: tih2

تعداد نتایج: 92  

2008
Ali Marashdeh Roar A. Olsen Ole Martin Løvvik Geert-Jan Kroes

Ali Marashdeh,*,†,‡ Roar A. Olsen,† Ole Martin Løvvik,§,| and Geert-Jan Kroes† Leiden Institute of Chemistry, Leiden UniVersity, P.O. Box 9502, 2300 RA Leiden, The Netherlands, Department of Materials Science and Engineering, Delft UniVersity of Technology, Mekelweg 2, 2628 CD Delft, The Netherlands, Centre for Materials Science and Nanotechnology, UniVersity of Oslo, P.O. Box 1126 Blindern, N-...

ژورنال: سنجش و ایمنی پرتو 2020

In this research, the applicability of several metal hydrides as neutron moderator and shielding for D-D fusion sources has been investigated by MCNPX code. The results have been investigated in three steps to find the materials with lower thermal, fast and total neutron fluxes than conventional shielding materials. The results show relative advantages of LaNi5H6, VH, TiH2, TaH, Mg (BH4)2, YH2,...

2012
Tomislav Filetin

The basic manufacturing processes of cellular materials have been briefly noted as well as the metal foam properties. The most widely used are the aluminium foams due to the following properties: very good insulation (thermal insulation and sound absorption), low density (mass), high specific rigidity in sandwich structures, very good impact damping, corrosion resistance, non-flammability, very...

ژورنال: :فصلنامه علمی - پژوهشی مواد نوین 2014
اکرم صالحی سید مجتبی زبرجد ابوالفضل باباخانی محمدصادق ابروی

در این پژوهش، با استفاده از امواج مافوق صوت نانوکامپوزیت زمینه آلومینیومی تقویت شده با نانوذرات اکسید سیلیسیم (sio2) تولید شد و سپس با استفاده از روش فوم سازی مستقیم مذاب و با به کارگیری عامل فوم ساز هیدرید تیتانیم (tih2)، فوم نانوکامپوزیتی al-sio2 تولید گردید. در ادامه، بررسی­های ریزساختاری جهت اطمینان از تولید فوم نانوکامپوزیتی و ارزیابی نقش نانوذرات بر مورفولوژی و ضخامت دیواره سلول­ها به­وسی...

Journal: :IOP conference series 2022

Abstract This work aims to evaluate the cell structure of aluminium foams blown by using foaming mixture subjected under ball milling and heat treatments. paper presents study on effects various pre-treatment foamed (Al) fabricated via melt route. also demonstrates how method can be used fabricate small-sized Al foams. Prior melt, containing TiH2 was pre-treated treatment in four different ways...

Journal: :Applied sciences 2023

Closed-cell aluminium foams with different compositions have been manufactured starting from powders and also characterized a morphological point of view by means compressive tests in order to determine mechanical properties. Circularity, equivalent diameter, average porosity area such calculated the analysis cross-sections as well specific energy absorption compression tests. Samples higher am...

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