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Ternary chalcostibite copper antimony selenide (CuSbSe2) is a promising absorber material for next generation thin film solar cells due to the non-toxic nature, earth-abundance, low-cost fabrication technique, optimum bandgap and high…

The Shockley and Queisser limit, a well-known efficiency limit for a solar cell, is based on unrealistic physical assumptions and its maximum limit is seriously overestimated. To understand the power loss mechanisms of record-efficiency…

Applied Physics · Physics 2019-08-28 Yoshitsune Kato , Shohei Fujimoto , Masayuki Kozawa , Hiroyuki Fujiwara

A coupled optoelectronic model was implemented along with the differential evolution algorithm to assess the efficacy of grading the bandgap of the CZTSSe layer for enhancing the power conversion efficiency of thin-film CZTSSe solar cells.…

Applied Physics · Physics 2020-04-07 Faiz Ahmad , Akhlesh Lakhtakia , Tom H. Anderson , Peter B. Monk

Flexible photovoltaics with a lightweight and adaptable nature that allows for deployment on curved surfaces and in building facades have always been a goal vigorously pursued by researchers in thin-film solar cell technology. The recent…

CdTe-based thin film solar cell has been modeled and enumerated with a thin CuInTe2 (CIT) current booster layer. CdTe-based n-CdS/p-CdTe/p+-CIT/p++-WSe2 heterojunction device has been evaluated for the highest performance. It is revealed…

The thermodynamic limit of photovoltaic efficiency for a single-junction solar cell can be readily predicted using the bandgap of the active light absorbing material. Such an approach overlooks the energy loss due to non-radiative…

Applied Physics · Physics 2021-06-21 Sunghyun Kim , Aron Walsh

Reliable measurement routines are crucial for power rating and yield prediction of photovoltaic emerging thinfilm technologies. Copper-Zinc-Tin-Sulfur-Selenium (CZTSSe) thin-film photovoltaic devices are an emerging technology made of…

Applied Physics · Physics 2022-09-26 W. Ananda , M. Rennhofer , A. Mittal , N. Zechner , W. Lang

The efficiencies of solar cells based on kesterite Cu$_2$ZnSnS$_4$ (CZTS) and Cu$_2$ZnSnSe$_4$ (CZTSe) are limited by a low open-circuit voltage due to high rates of non-radiative electron-hole recombination. To probe the origin of this…

Materials Science · Physics 2018-05-11 Bartomeu Monserrat , Ji-Sang Park , Sunghyun Kim , Aron Walsh

Solar cells based on kesterite-type $Cu_2ZnSnS_4$ (CZTS) thin films were fabricated using a chemical route to prepare the $CZTS$ films, consisting in sequential deposition of $Cu_2SnS_3$ (CTS) and $ZnS$ thin films followed by annealing at…

Applied Physics · Physics 2019-08-06 John M. Correa , Raúul A. Becerra , Asdrubal A. Ramírez , Gerardo Gordillo

In this paper we study CdS/CdTe solar cells by means of AMPS-1D software. First we study the effect of thickness of semiconductor layers on the output parameters of the CdS/CdTe solar cell, such as density of short-circuit current, open…

Instrumentation and Detectors · Physics 2016-02-05 Ashrafalsadat S. Mirkamali , Khikmat Kh. Muminov

The monolithic tandem integration of third-generation solar energy materials on silicon holds great promise for photoelectrochemistry and photovoltaics. However, this can be challenging when it involves high-temperature reactive processes,…

Cu-based chalcogenides are promising materials for thin-film solar cells with more than 20% measured cell efficiency. Using first-principles calculations based on density functional theory, the optoelectronic properties of a group of…

Materials Science · Physics 2016-09-21 Nasrin Sarmadian , Rolando Saniz , Bart Partoens , Dirk Lamoen

Quantum dot solar cells (QDSC) are widely acknowledged to be one of the best solar energy harvesting devices in the present world. Absorber layer is a core component of a QDSC with a strong influence on its operational efficiency. Hence, we…

Materials Science · Physics 2025-07-25 Sayak Banerjee , Anupam Chetia , Satyajit Sahu

A Copper-Zinc-Tin-Sulphide (CZTS)based solar cell with a modified ce3ll configuration of Mo/SnS/CZTS/SnS2/ZnO is simulated using SCAPS. An SnS2 buffer layer is used in simulation instead of the standard CdS layer. An additional back surface…

Materials Science · Physics 2015-10-20 Atul Kumar , Ajay D. Thakur

CsPbI3 has recently received tremendous attention as a possible absorber of perovskite solar cells (PSCs). However, CsPbI3-based PSCs have yet to achieve the high performance of the hybrid PSCs. In this work, we performed a density…

A systematic survey and subsequent research have been made on MoTe2-based n-CdS/p-MoTe2/p+-CGS device in solar cell and photodetector field. The optimization has been established by altering the various properties of each constituent layer…

CdTe is the most commercially successful thin-film photovoltaic technology to date. The recent development of Se-alloyed CdSe$_{x}$Te$_{1-x}$ layers in CdTe solar cells has led to higher device efficiencies, due to a lowered bandgap…

Materials Science · Physics 2023-10-11 Alan R Bowman , Jacob J Leaver , Kyle Frohna , Samuel D Stranks , Giulia Tagliabue , Jon D Major

Sulfide chalcopyrite, Cu(In,Ga)S2, having wide bandgap (larger than 1.5 eV), favorable optoelectronic properties, and high stability, is a promising top-cell absorber for tandem applications. Adapting device structures optimized for 1.0 -…

Power-conversion efficiency is a critical factor for the wider adoption of solar-cell modules. Thin-film solar cells are cheap and easy to manufacture, but their efficiencies are low compared to crystalline-silicon solar cells and need to…

Applied Physics · Physics 2020-08-04 Faiz Ahamd , Akhlesh Lakhtakia , Peter B. Monk

Composite light-trapping structures offer a promising approach to achieving broadband absorption and high efficiency in thin-film solar cells (TFSCs) in order to accelerate sustainable energy solutions. As the leading material in thin-film…