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김동섭,조은철,조영현,민요셉,이수홍,Kim, D.S.,Cho, E.C.,Cho, Y.H.,Ebong, A.U.,Min, Y.S.,Lee, S.H. 한국태양에너지학회 1997 한국태양에너지학회 논문집 Vol.17 No.2
단결정 실리콘 태양전지는 PESC(Passivated Emitter Solar Cell), PERC(Passivated Emitter and Rear Cell), Point Contact Cell, PERL(Passivated Emitter and Rear Locally-Diffused Cell) 형태로 기술적인 발전을 해왔다. BCSC(Buried Contact Solar Cell)는 낮은 제조 단가로 높은 효율을 얻을 목적으로 개발되었으며 개량된 형태인 DSBC(Double Sided Buried Contact Cell)는 양면으로 빛을 흡수할 수 있는 장점이 있다. Since PESC(passivated emitter solar cell) was developed in 1985, high efficiency silicon solar cell technology based on planar technology has been improved in the order of PERC, Point Contact Solar Cell, PERL. BCSC and DSBC, which do not require photolithography, are expected to replace commercial screen printed cells because of its potential for low cost and high efficiency. In this paper, history and characteristics of each type of cells are reviewed.
김동섭(D.S.Kim),조은철(Y.H.Cho),조영현(E.C.Cho),A.U.Ebong,민요셉(Y.S.Min),이수홍(S.H.Lee) 한국태양에너지학회 1997 한국태양에너지학회 논문집 Vol.17 No.1
단결정 실리콘 태양전지는 PESC(Passivated Emitter Solar Cell), PERC(Passivated Emitter and Rear Cell), Point Contact Cell, PERL(Passivated Emitter and Rear Locally-Diffused Cell) 형태로 기술적인 발전을 해왔다. BCSC(Buried Contact Solar Cell)는 낮은 제조 단가로 높은 효율을 얻을 목적으로 개발되었으며 개량된 형태인 DSBC(Double Sided Buried Contact Cell)는 양면으로 빛을 흡수할 수 있는 장점이 있다. Since PESC (passivated emitter solar cell) was developed in 1985, high efficiency silicon solar cell technology based on planar technology has been improved in the order of PERC, Point Contact Solar Cell, PERL. BCSC and DSBC, which do not require photolithography, are expected to replace commercial screen printed cells because of its potential for low cost and high efficiency. In this paper, history and characteristics of each type of cells are reviewed.
Low-cost Contact formation of High-Efficiency Crystalline Silicon Solar Cells by Plating
김동섭(Kim, D. S.),이은주(Lee, E. J.),김정(Kim, J.),이수홍(Lee, S. H.) 한국신재생에너지학회 2005 신재생에너지 Vol.1 No.1
High-efficiency silicon solar cells have potential applications on mobile electronics and electrical vehicles. The fabrication processes of the high efficiency cells necessitate com placated fabrication precesses and expensive materials. Ti/Pd/Ag metal contact has been used only for limited area In spite of good stability and low contact resistance because of Its expensive material cost and precesses. Screen printed contact formed by Ag paste causes a low fill factor and a high shading loss of commercial solar cells because of high contact resistance and a low aspect ratio. Low cost Ni/Cu metal contact has been formed by using a low cost electroless and electroplating. Nickel silicide formation at the interface enhances stability and reduces the contact resistance resulting In an energy conversion efficiency of 20.2%on0.50Ωcm FZ wafer. Tapered contact structure has been applied to large area solar cells with 6.7×6.7cm 2 in order to reduce power losses by the front contact The tapered front metal contact Is easily formed by the electroplating technique producing 45cm 2 solar cells with an efficiency of 21.4% on 21.4%on2Ωcm FZ wafer.