nanostructures in conventional thin film solar cells

... maximizing light absorption and in the mean time minimizing the surface recombination in order for one to achieve high efficiency in thin film solar cells Recently, absorption improvement in c-Si thin ... cladding Al2O3 layer to evaluate its optical and electrical performance when it is applied to thin film solar cells It has been observed that by application of Al2O3thin film coating using atomic ... Trang 1high efficiency crystalline Si thin film solar cellsRuiying Zhang, Jian Zhu, Zhen Zhang, Yanyan Wang, Bocang Qiu, Xuehua Liu, Jinping Zhang, Yi Zhang, Qi Fang, Zhong Ren, and

Ngày tải lên: 04/12/2022, 10:34

... and D F Evans, in Fundamentals of Interfacial Engineering (Wiley-VCH, 1996), Chap 18 S.-J Kang and L Sintering, in Densification, Grain Growth and Microstructure (Butterworth-Heinemann, 2005), ... then spin coated on the b-TiO2 layer at 3000 rpm for 30 s The solution temperature was maintained at 70 ◦C while spin coating After the coating process, the films were dried at 125 ◦C for in a ... which can be defined as a dipping time after dripping a MAI solution in case of spin-coating process from PbI2 to MAPbI3 is required during the reaction between PbI2 and MAI in the PbI2 layer.13

Ngày tải lên: 04/12/2022, 16:03

... barrier in high-performance organic solar cells Hui Li1,  Dan He2, Qing Zhou1, Peng Mao1, Jiamin Cao2, Liming Ding2,3 & Jizheng Wang1,3 Organic solar cells (OSCs) have attracted great attention in ... devices in details, and conclude that the role of PFN in enhancing the device efficiency is mainly reducing the blend surface states and blocking Al atoms to infiltrate into the blend film during ... open-circuit voltage in organic solar cells from generation-recombination kinetic balance Sol Energy Mater Sol Cells 94, 2166–2169 (2010) 26 Qi, B & Wang, J Fill factor in organic solar cells Phys Chem

Ngày tải lên: 19/03/2023, 15:15

... a-Si/μc-Si Thin Film Solar Cells 335 Fan Yang Chapter 17 Novel Deposition Technique for Fast Growth of Hydrogenated Microcrystalline Silicon Thin-Film for Thin-Film Silicon Solar Cells 359 ... Cu(In,Ga)Se 2 Thin Film Solar Cells Processing 237 M Estela Calixto, M L Albor-Aguilera, M Tufiño-Velázquez, G Contreras-Puente and A Morales-Acevedo Chapter 12 Innovative Elastic Thin-Film Solar ... October, 2011 Printed in Croatia A free online edition of this book is available at www.intechopen.com Additional hard copies can be obtained from orders@intechweb.org Solar Cells – Thin-Film Technologies,

Ngày tải lên: 19/06/2014, 11:20

... vacuum deposition of CdS, used in solar cells on single crystals CuInxGa1-xSe2, is not suitable for thin film structures and does not allow to obtain the dense film of necessary small thickness ... promotes this resulting in forming p-n homojunction near surface of CuInxGa1–xSe2 Marginal impact of losses caused by recombination at the CdS/CuInxGa1–xSe2 interface is explained by the creation ... reduce the content of In in CuInxGa1–xSe2 solar cells up to 5-10%, even slightly losing the photovoltaic conversion efficiency The efficiencies of laboratory CuInxGa1–xSe2 solar cells and modules

Ngày tải lên: 19/06/2014, 11:20

... light-trapping in thin film solar cells J Appl Phys., Vol 103, pp 093102 , ISSN: 1089-7550 Trang 73 Low Cost Solar Cells Based on Cuprous Oxide Faculty of Electrical Engineering and Information ... Konovalov (2006) Flexible Cu(In,Ga)Se2 thin-film solar cells for space application Thin Solid Films., Vol 511, pp 613., ISSN: 0040-6090 Osawa M (1997) Dynamic Processes in Electrochemical Reactions ... light, increase the light trapping efficiency and be applied in thin films solar cells In addition, the DR and TR rate of the stripe, ridged-stripe and pyramid textured 304BA SS substrate were investigated

Ngày tải lên: 19/06/2014, 11:20

... doing business under their Uni -Solar brand name) 428 Solar Cells – Thin- Film Technologies and Solarex (later doing business as BP Solar, but in 2002, pulling out of all thin- film ... solar cells solar cells Fig. 8. Photograph of flexible solar cells using polyester film. Left solar cells are Cd-free solar cells using (Zn,Mg)O window layer. Right solar cells consist of conventional ... CIGS thin-film solar cells. Thin Solid Films, Vol. 480-481, (December 2005), pp. 491-498, ISSN 0040-6090 Yagioka, T. & Nakada, T. (2009). Cd-Free Flexible Cu(In,Ga)Se 2 Thin Film Solar Cells

Ngày tải lên: 19/06/2014, 11:20

... CdTe/CdS thin-film solar cells Solar Energy Materials and Solar Cells, 62 (2000) pp 295-325 ISSN 0927-0248 del Cueto, J.A & von Roedern, B (2006) Long-term transient and metastable effects in ... The increase in  in this case reveals two crucial points regarding the statistical data in question Firstly, it quantifies the total time spent at a specific spectrum as the  increases during ... within the 2nd standard deviation The confidence interval level was also analyzed when determining the mean value The confidence interval quantifies the precision of the mean, which was vital in

Ngày tải lên: 19/06/2014, 11:20

... distribution, and reproduction in any medium, provided the original work is properly cited. Trang 2Measurement of beta-amyloid peptides in specific cells using a photo thin-film transistor Chang-Beom ... underlying thin film p-FET as the signal transducer part which was fabricated with an optically high-efficient amorphous Si [α-Si] layer on a Si/SiO2 substrate A droplet including cells with intra/extracellular ... attributed to the intention of forming a thin, single-layer filter on the p-FET surface, not using multilayer, commercial optical filters We developed a thermally evaporated thin arsenic trisulfide

Ngày tải lên: 20/06/2014, 20:20

... Ltd., Minato-ku, Tokyo, Japan; 8 Ω/cm2) using the squeeze printing method The coated TiO2 films were sintered at 450°C for 30 min The active area of the TiO2 film was 0.25 cm2 The TiO2 film was ... passivating layer on the performance of dye-sensitized solar cells Solar Energy Mater Solar Cells 2011, 95:344-348 2 Umar A: Growth of comb-like ZnO nanostructures for dye-sensitized solar cells ... Ho K-C: Incorporating carbon nanotube in a low-temperature fabrication process for dye-sensitized TiO 2 solar cells Solar Energy Mater Solar Cells 2008, 92:1628-1633 7 Park K-H, Jin EM, Gu

Ngày tải lên: 20/06/2014, 20:20

... of solar cell designs have already been demonstrated [4], ranging from monocrystalline/multicrystalline solar cells, thin-film solar cells, organic solar cells, tandem cells, concentrator cells ... silicon film is observed to shift towards 520 cm-1 with increasing thickness, indicating increasing crystallinity 48 Figure 3.8 Impact of p-doped silicon thin-film thickness on film crystallinity ... crystallinity 53 3.3 Integration of doped thin-film layers in device precursors 60 3.3.1 Investigation of doped film on intrinsic a-Si:H substrates 60 3.3.2 Combined passivation quality using

Ngày tải lên: 09/09/2015, 11:15

... of thin- film µc-Si:H solar cells having a “baseline” crystallinity in the range of 50 – 60 % of the µm thick intrinsic µc-Si:H absorber layer (b) One-sun I-V curve of a thin- film µc-Si:H solar ... efficiency of single-junction Si thin- film solar cells This thesis mainly focuses on the study of improving the efficiency of µc-Si:H thinfilm solar cells In Chapter 2, some background information ... absorber layer for thin- film solar cells Hence, un-doped (so called intrinsic) films have to be used This is the reason why thin- film silicon solar cells (i.e a-Si:H and µc-Si:H solar cells) have a...

Ngày tải lên: 09/09/2015, 11:16

... this international effort, by investigating polycrystalline silicon thin- film solar cells on glass 1.3 Polycrystalline Si thin- film solar cells The polycrystalline Si (poly-Si) thin- film solar ... main thin- film solar cell technologies is given Three main technological methods to produce poly-Si for poly-Si thin- film solar cells are introduced The rationale for implementing light trapping ... xvii Chapter Introduction 1.1 Motivation for solar cells 1.2 Thin- film solar cell technologies 1.3 Polycrystalline Si thin- film solar cells 1.3.1 Solid...

Ngày tải lên: 09/09/2015, 11:16

... Since this achievement in 2007, researchers working on thin- film poly-Si have been using the results obtained by CSG Solar as a benchmark to improve their respective thin- film poly-Si solar cells ... POLYCRYSTALLINE SILICON THIN- FILM SOLAR CELLS 2.1 Background and Current Status The most efficient polycrystalline silicon (poly-Si) thin- film mini-module on glass was achieved by CSG Solar in 2007, ... within the grain [27] in the AIC-based poly-Si thin- film solar cells on alumina substrate One of their findings is that the 3 grain boundary is electrically active, contradicting the conventional...

Ngày tải lên: 10/09/2015, 09:23

... silicon wafer silicon cells, thin film technologies require significantly less active materials to build solar cells The main advantages of thin film cells are reduced manufacturing cost, potentially ... for productive and efficient research work in optimizing thin- film solar cells as well as for testing them in production lines during the manufacturing process Therefore, a costeffective but ... that thin- film PV technology will outperform the current solar PV technologies in terms of achieving the cost parity objectives [4] Amorphous silicon based thin- film PV modules have been in the...

Ngày tải lên: 04/10/2015, 15:45

... silicon wafer silicon cells, thin film technologies require significantly less active materials to build solar cells The main advantages of thin film cells are reduced manufacturing cost, potentially ... for productive and efficient research work in optimizing thin- film solar cells as well as for testing them in production lines during the manufacturing process Therefore, a costeffective but ... that thin- film PV technology will outperform the current solar PV technologies in terms of achieving the cost parity objectives [4] Amorphous silicon based thin- film PV modules have been in the...

Ngày tải lên: 13/10/2015, 15:57

... material for thin- film solar cells Nevertheless, there is a substantial R&D effort being put into developing thin- film solar cells based on crystalline Si The thin film of crystalline Si can be ... multicrystalline Si modules reduces the impact of the higher BOS costs P.2 THIN FILM MATERIALS FOR SOLAR CELLS P.2.1 Thin film: definition The reader might remark at this point that the term thin film solar ... over the different related thin film solar cell technologies xxii PREFACE P.3.1 Crystalline silicon thin film solar cells There are a large variety of crystalline Si thin film approaches The one...

Ngày tải lên: 21/12/2016, 10:27

... the Cu2O thin films are changed to p-type when the films are annealed at 300 oC CuO thin films are photoactive and p-type in a PEC containing 0.1 M sodium acetate 100 Solar Cells – Thin- Film Technologies ... that single phase Cu2O thin films are converted to two phase Cu2O and CuO composit films with increasing the annealing temperature Single phase CuO thin films can be obtained by annealing at ... annealing effects of the electrodeposited Cu2O thin films in air were investigated in order to obtain a single phase CuO thin films on Ti substrate Cu2O thin films on Ti substrates were prepared under...

Ngày tải lên: 19/06/2014, 11:20

... utilized as transparent electrodes in many types of thin film solar cells, such as a-Si thin film solar cells, CdTe thin film solar cells, and CIGS thin film solar cells It should be mentioned that, ... Polycrystalline silicon thin film solar cells: µm grains Polycrystalline silicon thin film solar cells in superstrate configuration have been fabricated industrially for some years by the company CSG in ... followed by silicon thin film cells, that is amorphous silicon (a-Si) cells or tandem cells consisting of a-Si and nanocrystalline silicon (µc-Si) For a review on thin film solar cells in general see...

Ngày tải lên: 19/06/2014, 11:20

... demonstrating large grains in the 100 µm range in 450 nm thick films With the diode laser we can go down to 100 nm thin films In these the grains size is in the 30 µm range A further problem with thin ... thin- film solar cells Advances in OptoElectronics, Vol 2007, Article ID 36970 Crystalline Silicon Thin Film Solar Cells 157 Brazil, I & Green, M.A (2010) Investigating polysilicon thin film structural ... crystallizing atoms is much higher in the melt than in a-Si so that correct placement is easier The highest efficiencies achieved in solar cells prepared using the 148 Solar Cells – Thin- Film Technologies...

Ngày tải lên: 19/06/2014, 11:20