Przeglądaj według autora "Yadav, Pankaj"
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Atomic Layer Engineering of Aluminum-Doped Zinc Oxide Films for Efficient and Stable Perovskite Solar Cells
Kruszyńska, Joanna; Ostapko, Jakub; Ozkaya, Veysel; Surucu, Belkis; Szawcow, Oliwia; Nikiforow, Kostiantyn; Tavakoli, Mohammad Mahdi; Yadav, Pankaj; Kot, Małgorzata (Wiley, 2022-05-22)Atomic layer deposition (ALD) has been considered as an efficient method to deposit high quality and uniform thin films of various electron transport materials for perovskite solar cells (PSCs). Here, the effect of ... -
Effect of 1,3-Disubstituted Urea Derivatives as Additives on the Efficiency and Stability of Perovskite Solar Cells
Kruszyńska, Joanna; Sadegh, Faranak; Patel, Manushi J.; Akman, Erdi; Yadav, Pankaj; Tavakoli, Mohammad Mahdi; Gupta, Sanjeev K.; Gajjar, Pankaj N.; Akin, Seckin; Prochowicz, Daniel (ACS Publications, 2022-10-25)Additive engineering in perovskites precursor solution is one of the most effective methods to fabricate high-quality perovskite films. Finding proper additives for morphology improvement and passivation of the perovskite ... -
Effect of Bromine Doping on Charge Transfer, Ion Migration and Stability of the Single Crystalline MAPb(BrxI1−x)3 Photodetector
Mahapatra, Apurba; Prochowicz, Daniel; Kruszyńska, Joanna; Satapathi, Soumitra; Akin, Seckin; Kumari, Hemant; Kumar, Pawan; Fazel, Ziba; Tavakoli, Mohammad Mahdi; Yadav, Pankaj (Royal Society of Chemistry, 2021-10-19)Organic-inorganic halide perovskites (OIHPs) have emerged as a promising semiconductor for the fabrication of efficient optoelectronic devices such as photodetectors (PDs). Among all perovskite composition, the mixed-halide ... -
Elucidation of the role of guanidinium incorporation in single-crystalline MAPbI3 perovskite on ion migration and activation energy
Mahapatra, Apurba; Runjhun, Rashmi; Nawrocki, Jan; Lewiński, Janusz; Kalam, Abul; Kumar, Pawan; Trivedi, Suverna; Tavakoli, Mohammad Mahdi; Prochowicz, Daniel; Yadav, Pankaj (Royal Society of Chemistry, 2020)Ion migration plays a significant role in the overall stability and power conversion efficiency of perovskite solar cells (PSCs). This process was found to be influenced by the compositional engineering of the A-site cation ... -
Engineering of Perovskite Materials Based on Formamidinium and Cesium Hybridization for High-Efficiency Solar Cells
Prochowicz, Daniel; Runjhun, Rashmi; Tavakoli, Mohammad Mahdi; Yadav, Pankaj; Saski, Marcin; Alanazi, Anwar Q.; Kubicki, Dominik J.; Kaszkur, Zbigniew; Zakeeruddin, Shaik M.; Lewiński, Janusz; Graetzel, Michael (American Chemical Society, 2019)Engineering the chemical composition of inorganic–organic hybrid perovskite materials is an effective strategy to boost the performance and operational stability of perovskite solar cells (PSCs). Among the diverse family ... -
Engineering of Perovskite Materials Based on Formamidinium and Cesium Hybridization for High-Efficiency Solar Cells
Prochowicz, Daniel; Runjhun, Rashmi; Tavakoli, Mohammad Mahdi; Yadav, Pankaj; Saski, Marcin; Alanazi, Anwar Q.; Kubicki, Dominik J.; Kaszkur, Zbigniew; Zakeeruddin, Shaik M.; Lewiński, Janusz; Gratzel, Michael (American Chemical Society, 2019)Engineering the chemical composition of inorganic−organic hybrid perovskite materials is an effective strategy to boost the performance and operational stability of perovskite solar cells (PSCs). Among the diverse family ... -
Interpretation of Resistance, Capacitance, Defect Density, and Activation Energy Levels in Single-Crystalline MAPbI3
Kalam, Abul; Runjhun, Rashmi; Mahapatra, Apurba; Tavakoli, Mohammad Mahdi; Trivedi, Suverna; Dastjerdi, Hadi Tavakoli; Kumar, Pawan; Lewiński, Janusz; Pandey, Manoj; Prochowicz, Daniel; Yadav, Pankaj (American Chemical Society, 2020)Hybrid inorganic–organic lead halide perovskites have attracted a significant research interest in the last 10 years due to their broad-area applications in optoelectronic devices such as solar cells, lasers, photodetectors, ... -
Ionic liquid-assisted growth of high-quality methylammonium lead bromide single crystals for photodetection applications
Mahapatra, Apurba; Anilkumar, Vishnu; Kruszyńska, Joanna; Mrkyvkova, Nada; Siffalovic, Peter; Yadav, Pankaj; Prochowicz, Daniel (Royal Society of Chemistry, 2024-01-20)The control of nucleation temperature and growth kinetics during inverse temperature crystallization (ITC) is critical for achieving high-quality perovskite single crystals (SCs) for various optoelectronic applications. ... -
Metal-Doped MAPbBr3 Single Crystal p-n Junction Photodiode for Self-Powered Photodetection
Anilkumar, Vishnu; Mahapatra, Apurba; Nawrocki, Jan; Chavan, Rohit D.; Yadav, Pankaj; Prochowicz, Daniel (Wiley, 2023-12-21)Lead halide perovskites have emerged as the next-generation materials for self-powered photodetectors enabling operation without an external power source. In this study, a planar-type photodetector based on metal-doped ... -
Molecular Engineering of Azahomofullerene-based Electron Transporting Materials for Efficient and Stable Perovskite Solar Cells
Chavan, Rohit D.; Bończak, Bartłomiej; Kruszyńska, Joanna; Mahapatra, Apurba; Ans, Muhammad; Nawrocki, Jan; Nikiforow, Kostiantyn; Yadav, Pankaj; Paczesny, Jan; Sadegh, Faranak; Unal, Muhittin; Akin, Seckin; Prochowicz, Daniel (ACS Publications, 2023-09-22)The rational molecular design of fullerene-based molecules with exceptional physical and electrical properties is in high demand to ensure efficient charge transport at the perovskite/electron transport layer interface. ... -
Molecular modification of spiro[fluorene-9,90- xanthene]-based dopant-free hole transporting materials for perovskite solar cells
Kumar, Vinay; Kumar, Deepak; Chavan, Rohit D.; Kumar, Kodali Phani; Yadagiri, Bommaramoni; Ans, Muhammad; Kruszyńska, Joanna; Mahapatra, Apurba; Nawrocki, Jan; Nikiforow, Kostiantin; Mrkyvkova, Nada; Siffalovic, Peter; Yadav, Pankaj; Akin, Seckin; Singh, Surya Prakash; Prochowicz, Daniel (Royal Society of Chemistry, 2024-02-20)The molecular engineering of organic hole-transporting materials (HTMs) plays an important role in enhancing the performance and stability of perovskite solar cells (PSCs) as well as reducing their fabrication cost. Here, ... -
Revealing the Variation of Photodetectivity in MAPbI3 and MAPb(I0.88Br0.12)3 Single Crystal Based Photodetectors Under Electrical Poling-Induced Polarization
Mahapatra, Apurba; Chavan, Rohit D.; Tavakoli, Mohammad Mahdi; Kumar, Pawan; Kalam, Abul; Prochowicz, Daniel; Yadav, Pankaj (ACS Publications, 2022-07-28)The use of electrical poling to induce polarization potential has been found to increase the photocurrent (Ilight) in hybrid perovskite-based devices; however, the origin of this process has not been fully understood. ... -
Transient Photocurrent Response in a Perovskite Single Crystal-Based Photodetector: A Case Study on the Role of Electrode Spacing and Bias
Mahapatra, Apurba; Anilkumar, Vishnu; Nawrocki, Jan; Pandey, Siddhi Vinayak; Chavan, Rohit D.; Yadav, Pankaj; Prochowicz, Daniel (Wiley, 2023-06-16)Transient photocurrent is a widely applied characterization technique to probe the charge-carrier photogeneration and extraction dynamics in perovskite optoelectronic devices. Despite the large number of studies on the ... -
Understanding the Origin of Light Intensity and Temperature Dependence of Photodetection Properties in MAPbBr3 Single Crystal-based Photoconductor
Mahapatra, Apurba; Anilkumar, Vishnu; Chavan, Rohit D.; Yadav, Pankaj; Prochowicz, Daniel (ACS Publications, 2023-04-05)Methylammonium lead bromide (MAPbBr3), which belongs to the larger material family of lead halide perovskites (LHPs), has emerged as a promising semiconductor for the fabrication of single crystal (SC) based photodetectors ...