Schottky organic solar cells
However, unlike the intensive investigations done on BHJ-based organic solar cells and Schottky-type inorganic devices [14–16], studies on Schottky junction-based organic devices have received little investigative focus, and although the OSJSCs have shown a high V oc, the devices have exhibited a relatively poor FF due to significant charge recombination …
Efficient organic Schottky junction solar cells with a platinum ...
However, unlike the intensive investigations done on BHJ-based organic solar cells and Schottky-type inorganic devices [14–16], studies on Schottky junction-based organic devices have received little investigative focus, and although the OSJSCs have shown a high V oc, the devices have exhibited a relatively poor FF due to significant charge recombination …
Graphene-based transparent electrodes for hybrid …
The efficiency of organic solar cells with graphene electrode was 1.18%, which is close to that of organic solar cells with ITO electrode (~1.27%). In 2011, Wang et al. (2011a) used layer-by-layer transfer method to …
In-situ self-organized anode interlayer enables organic solar cells ...
Understanding Mott-Schottky measurements under illumination in organic bulk heterojunction solar cells Phys. Rev. Appl., 7 ( 2017 ), Article 034018, 10.1103/PhysRevApplied.7.034018 View in Scopus Google Scholar
Organic interlayer materials for non-fullerene solar cells
Organic solar cells (OSCs) based on non-fullerene acceptors have recently achieved high power conversion efficiencies over 19%, thus rapidly advancing third-generation photovoltaic technologies. Solution-processable organic inter-layers, positioned between organic photoactive layers and metal electrodes, are essential to furnish optimal OSCs because of their pivotal role …
Flexible organic solar cells with graphene/PEDOT:PSS Schottky junction ...
In the present study, we, thus, propose organic solar cells on flexible substrate using a combination of graphene and PEDOT:PSS polymer. Design and simulation of organic Schottky junction solar cells containing two different layers, viz. PEDOT:PSS and graphene on flexible polyethylene terephthalate (PET) substrate with a structure graphene/ …
Review—Organic Solar Cells: Structural Variety, Effect of Layers, …
In organic solar cells the photon absorption does not immediately generate free electrons and holes to produce electric current like their inorganic counterparts but generates excitons. These created excitons separate to produce electric current. The OPV cells, being thin and flexible, offer versatility for various applications such as wearable electronics, building …
Sensitivity of the Mott−Schottky Analysis in Organic …
The application of Mott−Schottky analysis to capacitance−voltage measurements of polymer:fullerene solar cells is a frequently used method to determine doping densities and built-in voltages ...
Sensitivity of the Mott–Schottky Analysis in Organic …
The application of Mott–Schottky analysis to capacitance–voltage measurements of polymer:fullerene solar cells is a frequently used method to determine doping densities and built-in voltages, …
Phthalocyanine based Schottky solar
Phthalocyanine (Pc) materials are commonly used in organic solar cells. Four different phthalocyanines, nickel phthalocyanine (NiPc), copper phthalocyanine (CuPc), iron …
Sensitivity of the Mott Schottky Analysis in Organic Solar Cells
Sensitivity of the Mott−Schottky Analysis in Organic Solar Cells Thomas Kirchartz,*,† Wei Gong,†,§ Steven A. Hawks,‡ Tiziano Agostinelli,† Roderick C. I. MacKenzie,† Yang Yang,‡ and ...
Phthalocyanine-based Schottky solar cells
Phthalocyanine (Pc) materials are commonly used in organic solar cells. Four different phthalocyanines, nickel phthalocyanine (NiPc), copper phthalocyanine (CuPc), iron phthalocyanine (FePc), and cobalt phthalocyanine (CoPc) have been investigated for organic solar cell applications. The devices consisted of indium tin oxide (ITO) coated lass substrate, …
Flexible organic solar cells with graphene/PEDOT:PSS Schottky …
In this article, a computational study pertaining to optimal design and simulations of organic Schottky junction solar cells containing poly (3,4ethylenedioxythiophene):poly …
Temperature-dependent Schottky barrier in high-performance …
Organic solar cells (OSCs) have attracted great attention in the past 30 years, and the power conversion efficiency (PCE) now reaches around 10%, largely owning to the …
Flexible organic solar cells with graphene/PEDOT:PSS Schottky junction ...
Request PDF | Flexible organic solar cells with graphene/PEDOT:PSS Schottky junction on PET substrates | In this article, a computational study pertaining to optimal design and simulations of ...
Solution-processed silicon/SnCl2-treated Ti3C2Tx MXene Schottky ...
Thin-film solar cells: device measurements and analysis. Prog Photovolt-Res Appl, 2004, 12: 155–176. Article CAS Google Scholar Zhu J, Yang X, Yang Z, et al. Achieving a record fill factor for silicon-organic hybrid heterojunction solar cells by using a full-area metal polymer nanocomposite top electrode. Adv Funct Mater, 2018, 28: 1705425
Device modeling of high performance and eco-friendly
Kirchartz, T. et al. Sensitivity of the Mott-Schottky analysis in organic solar cells. J. Phys. Chem. C 116(14), 7672–7680 (2012). Article CAS Google Scholar Bisquert, J. A variable series ...
Sensitivity of the Mott Schottky Analysis in Organic Solar Cells
Sensitivity of the Mott−Schottky Analysis in Organic Solar Cells Thomas Kirchartz,*,† Wei Gong,†,§ Steven A. Hawks,‡ Tiziano Agostinelli,† Roderick C. I. MacKenzie,† Yang Yang,‡ and Jenny Nelson† †Department of Physics, Imperial College London, South Kensington SW7 2AZ, United Kingdom ‡Department of Materials Science and Engineering, University of California, …
Exploring the open-circuit voltage of organic solar cells under low ...
Open-circuit voltage (VOC) in organic solar cells (OSCs) is currently still not well-understood. A generally acceptable view is that VOC is mainly determined by the energy level offset between ...
Monolithic perovskite/organic tandem solar cells with 23.6
The efficiency of perovskite/organic tandem solar cells is limited by losses in the open-circuit voltage and at the interconnecting layer. Now, Chen et al. develop a defect passivation strategy ...
In-situ self-organized anode interlayer enables organic solar cells ...
Highly efficient organic solar cells (OSCs) are often obtained with a multilayer structure, in which active layer is sandwiched between anode and cathode interlayer. Here we …
Efficient organic Schottky junction solar cells with a platinum ...
In this report, we demonstrate the highly efficient Schottky-junction based organic solar cells obtained by poly (3,4-ethylenedioxythiophene):poly (styrenesulfonate) …
Interface Engineering of Organic Schottky Barrier …
In this work, we describe the performance of organic Schottky barrier solar cells with the structure of ITO/molybdenum oxide (MoOx)/boron subphthalocyanine chloride...
Tandem Organic Solar Cell with 20.2% Efficiency
By exquisite controlling the O 2 flux during evaporation, efficient electron extraction and low Schottky barrier are obtained in PBDB-TF:GS-ISO/TiO 1.76 and TiO 1.76 /PEDOT: PSS, which guarantee the charge recombination between two subcells. The tandem cell with interconnecting layer of TiO 1.76 /PEDOT:PSS shows 20.27% efficiency, which is certified …
Interface Engineering of Organic Schottky Barrier Solar Cells and …
The organic Schottky solar cells based on SubPc output a Jsc of 2.59 mA/cm 2 which is the double magnitude of those Schottky solar cells with fullerene as the active layer and should be ascribed ...
Impedance Spectroscopy of Perovskite Solar Cells: Studying the …
Moreover, C–V characteristics and Mott–Schottky analysis of the solar cells show a consecutive increase in the trap-state density by about 8% after 90 h and 15% after 290 h continuous operation. This could be due to ionic migration to the interfaces leaving behind defect states in the bulk of the perovskite under MPP tracking. From this study, we can conclude that …
The critical role of temperature-dependent mobilities in …
While solution-processed bulk-heterojunction organic solar cells (OSCs) continue to attract attention as their efficiencies approach 20%, the physical origin of the non-radiative energy loss in OSCs remains under debate. Understanding the temperature dependence of open-circuit voltage (V OC) is thus important because it provides unique insights into the …
Efficient P3HT:PCBM bulk heterojunction organic …
Organic solar cells based on P3HT:PCBM bulk heterojunction were prepared and subjected to post annealing at different temperatures (100, 120, 140, 160 and 180 °C). SEM, AFM as well as optical images have revealed …
Colloidal quantum dot based solar cells: from …
Colloidal quantum dots (CQDs) have attracted attention as a next-generation of photovoltaics (PVs) capable of a tunable band gap and low-cost solution process. Understanding and controlling the surface of CQDs lead …
Graphene-based Schottky junction solar cells
The Schottky junction, with merits of material universality, low cost and easy fabrication, is an alternative structure for solar cells. Compared to traditional indium-tin-oxide (ITO) based Schottky junction solar cells, graphene-based ones have merits of low cost, performance stability, and are applicable to flexible devices this highlight, we survey the recent research …
Beyond Protocols: Understanding the Electrical …
1 Introduction. Perovskite solar cells (PSCs) were first introduced to the photovoltaic research field over a decade ago with the inclusion of metal halide perovskites as the light absorber material. [] Since then, PSCs have shown an …
Sensitivity of the Mott Schottky Analysis in Organic Solar Cells
organic solar cells, where the hole injecting and extracting contact is at x = 0, and p-type doping, meaning that the main junction is at the back contact as shown in Figure 1a. In this case x = d ...
Determination of the charge carrier density in organic solar cells: …
In terms of investigating organic solar cells, it is possible to employ already existing setups used for other techniques, such as J – V-characteristics, which include a light source, such as white LEDs or a solar simulator and other accessories, such as neutral density filters or temperature control stages. 64,65 It is advisable to use short, shielded cables and a …
Sensitivity of the Mott Schottky Analysis in Organic Solar Cells
ABSTRACT: The application of Mott Schottky analysis to − capacitance voltage measurements of polymer:fullerene solar − cells is a frequently used method to determine doping densities and …
Temperature-dependent Schottky barrier in high-performance organic ...
Organic solar cells (OSCs) have attracted great attention in the past 30 years, and the power conversion efficiency (PCE) now reaches around 10%, largely owning to the rapid material developments.
High efficiency hybrid PEDOT:PSS/nanostructured …
A high doping technique has been widely used for record-efficiency crystalline silicon (Si) solar cells to minimize the series resistance losses and to form a back surface field. However, it requires high temperatures (up to 1000 °C) and …
Tandem Organic Solar Cell with 20.2% Efficiency
The tandem cell with the TiO 1.76 /PEDOT:PSS interconnecting layer outputs a power conversion efficiency of 20.27%. As the first report of efficiency over 20%, our result …
Fabrication of near-invisible solar cell with monolayer WS 2
Herein, we developed a near-invisible solar cell through a precise control of the contact barrier between an indium tin oxide (ITO) electrode and a monolayer tungsten disulfide (WS2), grown by ...
Polymer aggregation correlated transition from Schottky-junction …
The fullerene-based organic Schottky-junction solar cells have recently attracted intensive research interest because of their unique electrical performance, such as significant photocurrent generation from excitons created in fullerenes and large open-circuit voltage (VOC) output induced by high Schottky-barrier height between the anode and the …