• Title/Summary/Keyword: ITO Sputtering

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Unbalanced Magnetron Sputtering 장치에 의해 Magnet Field 변화에 따른 ITO 박막의 특성

  • Ji, Seung-Hun;Bae, Gang;Son, Seon-Yeong;Park, Seung-Hwan;Kim, Jong-Jae;Kim, Hwa-Min
    • Proceedings of the Korean Institute of Electrical and Electronic Material Engineers Conference
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    • 2009.11a
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    • pp.141-141
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    • 2009
  • 본 실험에서는 비평형 마그네트론 스퍼터링 (Unbalanced Magnetron Sputtering, UBMS)을 이용하여 제작된 ITO 박막의 전기적, 광학적, 구조적인 특성들에서 기판온도와 자장 변화의 영향에 대해 연구하였다.

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Electrical, optical, and thermal properties of AZO co-sputtered ITO electrode for organic light emitting diodes

  • Park, Young-Seok;Kim, Han-Ki
    • 한국정보디스플레이학회:학술대회논문집
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    • 2008.10a
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    • pp.416-419
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    • 2008
  • In this study, we report on the characteristics of Aldoped ZnO (AZO) co-sputtered indium tin oxide (ITO) films prepared by dual target direct current (DC) magnetron sputtering at room temperature for organic light emitting diodes (OLEDs). The electrical and optical properties of co-sputtered IAZTO electrode were critically dependent on the DC power of AZO. Furthermore, the characteristics of co-sputtered IAZTO electrode were influenced by rapid thermal annealing temperature.

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Surface Properties of ITO Thin Film by Planarization (광역평탄화에 따른 투명전도박막의 표면특성)

  • Choi, Gwon-Woo;Lee, Woo-Sun;Seo, Yong-Jin
    • Proceedings of the KIEE Conference
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    • 2006.10a
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    • pp.95-96
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    • 2006
  • ITO thin film is generally fabricated by various methods such as spray, CVD, evaporation, electron gun deposition, direct current electroplating, high frequency sputtering, and reactive DC sputtering. However, some problems such as peaks, bumps, large particles, and pin-holes on the surface of ITO thin film were reported, which caused the destruction of color quality, the reduction of device life time, and short-circuit. Chemical mechanical polishing (CMP) process is one of the suitable solutions which could solve the problems.

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Low Temperature Deposition of ITO thin films by Facing Target Sputtering (대향타겟식 스퍼터를 이용한 ITO박막의 저온 합성)

  • Kim, Yeon-Jun;Choe, Dong-Hun;Geum, Min-Jong;Han, Jeon-Geon
    • Proceedings of the Korean Institute of Surface Engineering Conference
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    • 2007.11a
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    • pp.31-32
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    • 2007
  • 저온 공정이 가능한 대향타겟식 스퍼터 (Facing Target Sputtering, FTS) 를 이용하여 Flexible display에 적용 가능한 polymer 기판위에 산소 가스 유량비 변화에 따라 ITO를 합성하였다. 산소의 유량이 2.8 sccm 일 때 가시광 영역에서 85%이상의 투과도와 2.26 ${\sim}$ 10$^{-4}$ ${\Omega}$ cm의 가장 낮은 전기적 특성을 나타내었다.

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고분자 기판상에 제작된 ITO 박막의 특성 연구

  • Kim, Gyeong-Hwan;Jo, Beom-Jin;Geum, Min-Jong
    • Proceedings of the Korean Society Of Semiconductor Equipment Technology
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    • 2006.10a
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    • pp.56-59
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    • 2006
  • The ITO thin films were prepared by FTS (Facing Targets Sputtering) system on polycarbonate (PC) substrate. The ITO thin films were deposited with a film thickness of 100nm at room temperature. As a function of sputtering conditions, electrical and optical properties of prepared ITO thin films were measured. The electrical and optical characteristics of the ITO thin films were evaluated by Hall Effect Measurement (EGK) and UV-VIS spectrometer (HP), respectively. From the results, the ITO thin film was deposited with a resistivity $8{\times}10^{-4}[{\Omega}-cm]$ and transmittance over 80%.

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Electrical and Optical Properties of ITO Films Sputtered by RF -bias Voltage and In-Sn Alloy Target

  • Kim, Hyun-Hoo;Shin, Sung-Ho
    • Transactions on Electrical and Electronic Materials
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    • v.5 no.4
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    • pp.153-157
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    • 2004
  • ITO thin films were deposited on PET and soda-lime glass substrates by a dc reactive magnetron sputtering of In-Sn alloy metal target without substrate heater and post-deposition thermal treatment. The dependency of rf-bias voltage and substrate power during deposition processing was investigated to control the electrical and optical properties of ITO films. The range of rf bias voltage is from 0 to -80 V and the substrate power is applied from 10 to 50 W. The minimum resistivity of ITO film is 5.4${\times}$10$^{-4}$ $\Omega$cm at 50 W power and rf-bias voltage of -20 V. The best transmittance of ITO films at 550 nm wavelength is 91 % in the substrate power of 30 W and rf-bias voltage of -80 V.

Effect of Electron Irradiation on the Structural Electrical and Optical Properties of ITO/ZnO Thin Films (전자빔 조사에너지에 따른 ITO/ZnO 적층박막의 구조적, 전기적, 광학적 특성 변화)

  • Kim, Sun-Kyung;Kim, Daeil
    • Journal of the Korean Society for Heat Treatment
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    • v.27 no.5
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    • pp.225-229
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    • 2014
  • The influence of electron irradiation energy(eV) on the structural, electrical and optical properties of ITO/ZnO bi-layered films prepared with RF magnetron sputtering has been investigated. The ITO/ZnO show the lowest resistivity of $2.8{\times}10^{-4}{\Omega}cm$. The optical transmittance in a visible wave length region also increased with the electron irradiation energy. The film irradiated at 900 eV shows 82---- of optical transmittance in this study. By comparison of figure of merit, it was observed the optical transmittance and electrical resistivity of the films were dependent on the electron irradiation energy and optoelectrical performance of ITO/ZnO film is improved with electron irradiation.

Characteristics of ITO thin films prepared on PES substarte (PES 기판상에 제작한 ITO 박막의 특성)

  • Kim, Sang-Mo;Rim, You-Seung;Cho, Bum-Jin;Keum, Min-Jong;Kim, Kyung-Hwan
    • Proceedings of the KIEE Conference
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    • 2006.10a
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    • pp.69-70
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    • 2006
  • The ITO thin films were prepared by Facing Targets Sputtering(FTS) method on polyethersulfon(PES) substrate. The ITO thin films were deposited with the film thickness of 100nm at room temperature and working gas pressure of 1 mTorr. As a function of sputtering conditions, electrical and optical properties of prepared ITO thin films were evaluated by Hall Effect Measurement(EGK) and UV-VIS spectrometer(HP), respectively. From the results, the ITO thin films was deposited was with a resistivity $8.3{\times}10^{-4}[{\Omega}-cm]$ and transmittance over 80% in the visible range.

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