نتایج جستجو برای: rf sputtering

تعداد نتایج: 40854  

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده علوم پایه 1390

نانو ذرات طلا به وسیله لایه نشانی هم زمان روشهای rf-pecvd و rf sputtering از هدف طلا در محیطی از گاز استیلن، در دمای اتاق و توان ثابت rf، بر بستر نانو لوله های کربنی رشد داده شد. از روش انباشت بخار شیمیایی حرارتی tcvd بر پایه کاتالیست پا لادیم برای رشد نانولوله های کربنی استفاده شد .پالادیم معلق در استن به روش لایه نشانی اسپینی به صورت همگن برروی زیر لایه کوارتزی لایه نشانی شد. برای تعداد دفعات...

2008
Chun-Ching Hsiao Kuo-Yi Huang Yuh-Chung Hu

This paper proposes a two-step radio frequency (RF) sputtering process to forma ZnO film for pyroelectric sensors. It is shown that the two-step sputtering process with alower power step followed by a higher power step can significantly improve the voltageresponsivity of the ZnO pyroelectric sensor. The improvement is attributed mainly to theformation of ZnO film with a strongly preferred orien...

Journal: :Acta Crystallographica Section A Foundations of Crystallography 1987

In this paper, the RF power change effect on the structural, optical and electrical properties of CuO thin films prepared by RF reactive magnetron sputtering deposited on glass substrates are studied. At first, the thin films are prepared at 150, 280, 310 and 340W respectively. Then, the films are characterized by XRD, AFM, Uv-visible and four-point probe analysis respectively. The results show...

2002
J. P. Allain D. N. Ruzic

The absolute sputtering yields of D+, He+ and Li+ on deuterium saturated solid lithium have been measured and modelled at 45◦ incidence in the energy range 100–1000 eV. The Ion–surface InterAction Experiment (IIAX) was used to measure the absolute sputtering yield of lithium in the solid phase from bombardment with a Colutron ion source. The lithium sample was treated with a deuterium plasma fr...

Journal: :Applied optics 2005
Rabi Rabady Ivan Avrutsky

Mixing dielectric materials in solid-thin-film deposition allows the engineering of thin films' optical constants to meet specific thin-film-device requirements, which can be significantly useful for optoelectronics devices and photonics technologies in general. In principle, by use of radio-frequency (rf) magnetron sputtering, it would be possible to mix any two, or more, materials at differen...

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