Screen printed front side contacts were investigated in single-crystalline (planar and textured) Si solar cells with n-type emitters, yielding maximum efficiencies of 18.0%. The crystallographic orientation of the Si surface and the paste strongly affect the contact formation as well as the contact resistance of the cells. For textured cells a …
Learn more WhatsAppDOI: 10.1016/J.SOLMAT.2016.08.039 Corpus ID: 99521235; Intermetallic compounds in solar cell interconnections: Microstructure and growth kinetics @article{Geipel2017IntermetallicCI, title={Intermetallic compounds in solar cell interconnections: Microstructure and growth kinetics}, author={Torsten Geipel and …
Learn more WhatsAppAchieving efficient polymer solar cells (PSCs) requires a structurally optimal donor–acceptor heterojunction morphology. Here we report the combined experimental and theoretical characterization of a benzodithiophene–benzothiadiazole donor polymer series (PBTZF4-R; R = alkyl substituent) blended with the non-fullerene acceptor ITIC-Th and …
Learn more WhatsApp@article{Ghosh2022NumericalSO, title={Numerical study of nSi and nSiGe solar cells: Emerging microstructure nSiGe cell achieved the highest 8.55% efficiency}, author={Bablu Kumar Ghosh and Syafiqa Nasir and Fuei Pien Chee and Soumyaranjan Routray and Ismail Saad and Khairul Anuar Mohamad}, journal={Optical Materials}, …
Learn more WhatsAppDOI: 10.1016/j.jmapro.2023.12.015 Corpus ID: 266287093 Comparative study of parallel gap resistance welding joints between different interconnected foils and GaAs solar cells: Microstructure and thermal reliability @article{Ding2024ComparativeSO, title ...
Learn more WhatsAppPerovskite solar cells based on self-assembled monolayer materials for charge transport achieve high efficiency. However, the control of the electrical properties and coverage of these few ...
Learn more WhatsAppSolvent additives are pivotal for enhancing the morphology, efficiency, and stability of organic solar cells (OSCs). However, the widely used additive, 1,8-diiodooctane (DIO), has drawbacks like harmful halogen content and potential OSC degradation. To address these ...
Learn more WhatsAppIn 2013, he obtained his Ph.D. from the School of Photovoltaic and Renewable Energy Engineering, The University of New South Wales. His current research interest focuses on high-efficiency perovskite solar cells and microstructure structure characterizations
Learn more WhatsAppFor high-efficiency cells (~ 18.0% for p-type and ~ 20% for n-type cells) we observed similar microstructure of the glass layer (Fig. 1 c, p-type, cell #T2 processed with paste FSP2 and Fig. 1 d n-type, cell #T3 processed with …
Learn more WhatsAppAchieving efficient polymer solar cells (PSCs) requires a structurally optimal donor–acceptor heterojunction morphology. Here we report the combined experimental and theoretical …
Learn more WhatsAppHence, emerging nSiGe microstructure solar cell greater Jsc reinforced higher conversion efficiency is anticipated. This design leads to flexible solar cell that is potential in many modern applications [24]. The design and efficiency potential due to greater Jsc is diverse from bulk Si cell where Voc controls the efficiency.
Learn more WhatsAppDOI: 10.1016/j.jmapro.2023.12.015 Corpus ID: 266287093; Comparative study of parallel gap resistance welding joints between different interconnected foils and GaAs solar cells: Microstructure and thermal reliability
Learn more WhatsAppThe effect of current density on electrical properties and durability of solar cells: (a) decline rate of solar cell electrical performance; (b) the rate of solar cell breakage. the open circuit current of decline rate has almost no change, maintaining around 0.18%, and the solar cell breakage rate increases slightly but maintains within 0.6%.
Learn more WhatsAppRecently in Joule, Qin and co-workers determined the glass transition temperatures (Tg) of Y6 and its six close variations to infer relative stabilities and established a structure-Tg framework. They further proposed the key guidelines to stabilize the microstructure and performance in both binary and ternary solar cells.
Learn more WhatsAppAs active layers in solar cells, organic-inorganic perovskites (1, 2) combine the promise of solution processing (3, 4) with the ability to tailor the band gap through chemical substitution (5–7), yielding …
Learn more WhatsAppFig. 3 a shows a solar cell interconnection with Sn60Pb40 right after the soldering process in a cross sectional view using an optical microscope. The solder matrix consists of Pb-rich (dark) and Sn-rich phases (bright). The smaller bright spots within the Pb-rich phases are secondary Sn-rich crystals precipitating during the cool down from the …
Learn more WhatsAppMain text Since the first report of Y6, 1 the most popular and successful A-DA′D-A structured nonfullerene acceptor, the performance of organic solar cells (OSCs) has increased considerably from ∼15% to ∼19% in three years. 2 A significant challenge for such cells is to achieve high efficiency and high stability simultaneously. 3 To date, attaining …
Learn more WhatsAppMicrostructure of solar cell interconnections by resistance welding Abstract: All the time, longer life is a goal for Low Earth Orbit Satellite (LEO). LEO has short orbit period (about 97min), so it will experience thermal shock for approximately 5500 times per year. Long and frequent thermal recycling becomes a big challenge to the reliability ...
Learn more WhatsAppfurther proposed the key guidelines to stabilize the microstructure and performance in both binary and ternary solar cells. Since the first report of Y6,1 the most popularandsuccessfulA-DA0D-Astruc-tured nonfullerene acceptor, the per-formance of organic solar cells (OSCs) has increased considerably from 15% to 19% in three years.2 …
Learn more WhatsAppDOI: 10.1016/J.SOLMAT.2019.110029 Corpus ID: 199077520 Tunable thiocyanate-doped perovskite microstructure via water-ethanol additives for stable solar cells at ambient conditions Due to their low cost …
Learn more WhatsAppThe structure diagram and fabrication process of our industrial n-TOPCon solar cells were shown in Fig. 1.This structure consists of a front-side boron emitter, a rear-side heavily doped poly-Si/SiO x passivating contact, and screen-printed fingers bifacially. N-type Czochralski (Cz) silicon wafers with a resistivity range of about 0.5 Ω·cm to 1 Ω·cm …
Learn more WhatsAppIn the current study, the performance of the npn solar cell (SC) microstructure is improved by inspecting some modifications to provide possible paths for fabrication techniques of the structure. The npn …
Learn more WhatsAppHere, we demonstrate ambient green-solvent printing for high-performance methylammonium lead iodide-based perovskite solar cells enabled by a well-regulated microstructure and lattice strain in a …
Learn more WhatsAppThe δ → α phase transformation is a crucial step in the solution-growth process of formamidinium-based lead triiodide (FAPbI 3) hybrid organic-inorganic perovskite (HOIP) thin films for perovskite solar cells (PSCs) cause the addition of cesium (Cs) stabilizes the α phase of FAPbI 3-based HOIPs, here our research focuses on FAPbI 3 (Cs) thin films.
Learn more WhatsAppA particularly useful tool for studying the interfaces in solar cells is electron beam induced current (EBIC). In an EBIC setup, the electron beam in a scanning electron …
Learn more WhatsAppPerovskite solar cells based on self-assembled monolayer materials for charge transport achieve high efficiency. However, the control of the electrical properties …
Learn more WhatsAppThis work aims at inspecting the device operation and performance of a novel flipped npn microstructure solar cell based on low-cost heavily doped silicon wafers. The flipped structure was designed to eliminate the shadowing effect as applied in the conventional silicon-based interdigitated back-contact cell (IBC). Due to the …
Learn more WhatsAppFigure 1(a) presents the npn solar cell structure showing its geometrical and technological parameters. The structure is created using SILVACO Athena process simulator [] as shown in figure 1(b) ncerning the p + …
Learn more WhatsAppThe δ → α phase transformation is a crucial step in the solution-growth process of formamidinium-based lead triiodide (FAPbI3) hybrid organic–inorganic perovskite (HOIP) thin films for perovskite solar cells (PSCs). Because the addition of cesium (Cs) stabilizes the α phase of FAPbI3-based HOIPs, here our research focuses on FAPbI3(Cs) thin …
Learn more WhatsAppSolar panels in low earth orbit (LEO) can suffer from damage caused by atomic oxygen (AO) exposure and thermal shock, which may shorten the service life of their interconnectors and joints.Ag-plated Kovar foil has emerged as a promising material for interconnecting solar cell arrays.This study uses parallel gap resistance welding (PGRW) …
Learn more WhatsAppاتصل بنا