• Title/Summary/Keyword: facing targets sputtering system

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The effect of deposition condition on the oxidation of TbFeCo thin films in facing targets sputtering system (Facing targets sputtering system에서 TbFeCo박막의 산화에 미치는 제조조건의 영향)

  • 문정탁;김명한
    • Electrical & Electronic Materials
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    • v.7 no.6
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    • pp.511-519
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    • 1994
  • The effect of the deposition conditions, such as the base pressure, working pressure, sputtering power, pre-sputtering, and deposition thickness in facing targets sputtering system(FTS), on the oxidation of the TbFeCo thin films was studied by investigating the magneto-optical properties as well as oxygen analysis by the AES depth profiles. The results showed that the base pressure did not affect the magnetic properties so much, probably due to the short flight distance of the sputtered particles. At the higher sputtering power and lower working pressure with pre-sputtering the oxidation of TbFeCo thin films was decreased. As the film thickness increased the TbFeCo thin films showed the perpendicular anisotropy from in-plane anisotropy overcoming the oxidation effect at the beginning of the sputtering.

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A study on the Discharge Characteristics of Facing Targets Sputtering Systems and Fabrications of $Al_{N}$ Thin Films (대향전극 스파트링 시스템의 방전특성과 $Al_{N}$ 박막형성에 관한 연구)

  • 이종호;이규철;남용수;김경석
    • Proceedings of the Korean Institute of Electrical and Electronic Material Engineers Conference
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    • 1994.05a
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    • pp.71-73
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    • 1994
  • In this paper we have investigated discharge conditions(parameters of this experiment) in facing targets sputtering system and fabricated $Al_{N}$ thin films. The parameters of this study are diameter of wing(d) and distance(L) between two facing targets. Varing discharge conditions, the discharge characteristics are wide different. The optimal conditions in this experiments are d = 6.5 [cm], L = 6.5[cm]

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Effect of substrate temperature on the properties of AZO thin film deposited by using facing targets sputtering system

  • Jung, Yu Sup;Choi, Myung Kyu;Kim, Kyung Hwan
    • Journal of the Semiconductor & Display Technology
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    • v.11 no.1
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    • pp.1-5
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    • 2012
  • Al doped ZnO (AZO) thin film was deposited by using Facing Target Sputtering (FTS) system. This work examined the properties of AZO thin film as a function of the substrate temperature. The sputtering targets were 4 inch diameter disks of AZO (ZnO : $Al_2O_3$ = 98 : 2 wt.% ). The properties of electrical, structural and optical were investigated by 4-point probe, Hall effect measurement, x-ray diffractometer (XRD), field-emitting scanning electron microscopy (FE-SEM), and UV/VIS spectrometer. The lowest resistivity of films was $5.67{\times}10^{-4}{\Omega}.cm$ and the average optical transmittance of the films was above 85% in the visible range.

C-axis orientation of ZnO thin film on films thickness (막 두께 변화에 따른 ZnO 박막의 c-축 배향성)

  • 성하윤;양진석;금민종;박용욱;최형욱;김경환
    • Proceedings of the Korean Institute of Electrical and Electronic Material Engineers Conference
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    • 2000.11a
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    • pp.324-327
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    • 2000
  • ZnO(Zinc Oxide) thin films were deposited on glass substrate by Facing Targets Sputtering. Facing Targets Sputtering system can deposit thin films in plasma-free situation and change the sputtering conditions in wide range. The characteristics of ZnO thin films deposited at variation of sputtering conditions films thickness, power and substrate temperature were evaluated by XRD(x-ray diffractometer), ${\alpha}$-step (Tencor). The excellently c-axis oriented ZnO thin films were obtained at sputter pressure ImTorr, power 150W, substrate temperature 200$^{\circ}C$. In these conditions, the rocking curve of ZnO thin films deposited on glass was 3.3$^{\circ}$.

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Magneto-optical Properties and Aging Effects of TbFeCo Thin Films Prepared with The Facing Targets Sputtering system (Facing targets sputtering system으로 제조된 TbFeCo 박막의 광자기 특성 및 시효 영향)

  • Mun, Jeong-Tak;Kim, Myeong-Han;Kim, Wan-Cheol
    • Korean Journal of Materials Research
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    • v.5 no.4
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    • pp.476-482
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    • 1995
  • TbFeCo 박막의 Facing Targets Sputtering System 조건, 조성 및 시효 처리에 따른 광자기적 특성과 산화 특성을 조사하였다. XPS와 AES를 통하여 보호막 없이 제조된 TbFeCo 박막의 표면에는 Co에 우선하여 Tb과 Fe가 안정한 산화물의 형태로 존재하며, 표면에서 3.2nm 깊이부터는 산화되지 않은 TbFeCo 박막이 존재함을 확인하였다. TbFeCo 박막을 시효 시킴에 따라 Fe 산화층의 두께는 거의 변화가 없었으며, Tb Oxide 층만이 증가하였다. TbFeCo 박막은 사용된 기판의 종류나 제조조건에 따라 열적 안정성에 큰 차이를 보였다.

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Crystal orientation of $Ni_{81}Fe_{19}$ thin film prepared by facing targets sputtering method (대향타겟식 스퍼터법으로 제작한 $Ni_{81}Fe_{19}$박막의 결정배향성)

  • 김용진;박창옥;최동진;김경환
    • Proceedings of the Korean Institute of Electrical and Electronic Material Engineers Conference
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    • 2000.07a
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    • pp.185-188
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    • 2000
  • Crystal orientation of Ni$_{18}$ $Fe_{19}$ thin films prepared by facing targets sputtering system was investigated. FTS system can deposit a high quality thin film and control deposition conditions in wide range. T he crystallographic characteristics of Ni$_{18}$ $Fe_{19}$ thin films on variation of thickness and substrate tempera ture was investigated by XRD and AFM. As a result, we obtained Ni$_{18}$ $Fe_{19}$ thin films prepared at subst rate temperature room temperature, thickness 160nm and over revealed good crystal orientation to [111] direction.irection.

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Preparation of ZnO thin film for SAW filter (SAW Filter용 ZnO 박막의 제작)

  • Seong, Ha-Yoon;Yang, Jin-Seok;Keum, Min-Jong;Son, In-Hwan;Kim, Kyung-Hwan
    • The Transactions of the Korean Institute of Electrical Engineers C
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    • v.50 no.5
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    • pp.216-220
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    • 2001
  • Piezoelectric ZnO thin films by Facing Targets Sputtering(FTS) method were deposited on slide glass. The Facing Targets Sputtering system can deposit thin film at plasma-free condition and change the deposition condition in wide range. The characteristics of ZnO thin films changed with power, working pressure and substrate temperature were investigated by XRD(x-ray diffractometer), alpha-step(Tencor) and SEM(Scanning Electron Microscopy) analyses. In the results, we suggest that FTS system is very suitable for the preparation of high quality ZnO thin films with good c-axis orientation.

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A study on the c-axis Orientation of ZnO Thin Films as a funtion of inter targets distance (타겟간 거리 변화에 따른 ZnO박막의 c-축 배향성에 관한 연구)

  • 성하윤;금민종;손인환;김경환
    • Journal of the Korean institute of surface engineering
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    • v.33 no.4
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    • pp.229-232
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    • 2000
  • C-axis oriented zinc oxide thin films were deposited on glass substrate by reactive Facing Targets Sputtering (FTS) system. The characteristics of zinc oxide thin films on power, inter targets distance, and substrate temperature were investigated by XRD(x-ray diffractometer), alphastep (Tencor) analyses. The Facing Targets Sputtering system can deposit thin film in plasma-free situation and change the deposition condition in wide range. The excellently c-axis oriented zinc oxide thin films were obtained at sputter pressure 1mTorr, sputtering current 0.4A, substrate temperature $300^{\circ}C$, inter targets distance 100mm. In the conditions, the rocking curve of zinc oxide thin films deposited on ZnO/Glass was $3.9^{\circ}$.

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Preparation of multi-component thin film by facing target sputtering system

  • Kim, Kyung-Hwan
    • Proceedings of the Korean Vacuum Society Conference
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    • 2010.08a
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    • pp.252-252
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    • 2010
  • AIZTO (Al-In-Sn-ZnO) thin film was deposited on glass substrate at room temperature by facing target sputtering (FTS) system. The FTS system was designed to array two targets facing each other. Two different kinds of targets were installed on FTS system. We used the ITO (In2O3 90wt%, SnO2 10wt%) target and the AZO (ZnO 98wt%, Al2O3 2wt%). AIZTO films were deposited in each of the applied power of the targets. The electrical and structural properties of the as-deposited AIZTO thin films were then examined by hall-effect measurement, and by using atomic force microscope (AFM), X-ray diffractometer (XRD), and energy dispersive x-ray spectroscopy (EDX). The optical property was measured by an UV-VIS spectrometer.

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