1,721,040 research outputs found
Understanding the Origin of Light Intensity and Temperature Dependence of Photodetection Properties in a MAPbBr3 Single- Crystal-Based Photoconductor
No full textThis data set describes the effect of different light intensities and temperatures on the photodetection properties of planar-type MAPbBr3 based photodetectors. Data set contains current−time characteristics, photocurrent density, responsivity, specific detectivity and external quantum efficiency as a function of irradiation intensity, Nyquist spectra, and temperature dependence photocurrent density.</p
Effect of 1,3-Disubstituted Urea Derivatives as Additives on the Efficiency and Stability of Perovskite Solar Cells
No full textIn this work, 1,3-disubstituted urea additives are employed to study the effect of different substituents at −NH moiety on the quality of the perovskite layer and device performance. This data set contains the optoelectronic (UV-Vis) and compositional characterization of the resulted thin films (XRD, SEM) and photovoltaic properties of the fabricated solar cells (J-V curves, carrier recombination, power conversion efficiency, hysteresis effect). The resulting perovskite films were also characterized by steady-state photoluminescence (PL) and time-resolved PL (TRPL) measurements.</p
Molecular modification of spiro[fluorene-9,90- xanthene]-based dopant-free hole transporting materials for perovskite solar cells
No full textIn this work, novel organic molecules are designed, synthesized, and introduced as the hole transport materials on the top of perovskite layer in planar n−i−p heterojunction perovskite solar cells (PSCs). This data set contains the optoelectronic (UV-Vis, conductivity) and compositional characterization of the resulted thin films (XRD, SEM, AFM) and photovoltaic properties of the fabricated solar cells (J-V curves, carrier recombination, power conversion efficiency, hysteresis effect). The resulting perovskite films were also characterized by steady-state photoluminescence (PL), time-resolved PL (TRPL) and electrochemical impedance spectroscopy (EIS) measurements.</p
Ionic liquid-assisted growth of high-quality methylammonium lead bromide single crystals for photodetection applications
No full textThis data set describes the effect of adding a 1-butyl-3-methylimidazolium bromide (BMIB) ionic liquid to the MAPbBr3 precursor solution on the crystallization process and quality of the resulting single crystal. Data set contains structural and optical characteristics. A single crystal was used for the fabrication of planar type photodetector and the subsequent data set contains electrical properties, current−time, photocurrent density, responsivity, specific detectivity and external quantum efficiency as a function of irradiation intensity.</p
Transient Photocurrent Response in a Perovskite Single Crystal-Based Photodetector: A Case Study on the Role of Electrode Spacing and Bias
No full textThis data set describes the effect of different electrode spacing and bias on the transient photocurrent response of MAPbBr3 photodetector under blue and green light irradiation. Data set contains current−time characteristics at different bias, capacitance–frequency recorded at 2 V and room temperature.</p
T-shaped-N-doped polycyclic aromatic hydrocarbons: A new concept of dopant-free organic hole-transporting materials for perovskite solar cells
No full textIn this work, novel N-doped polycyclic aromatic hydrocarbon (N-PAHs) merged with T-shaped phenazines were designed, synthesized, and introduced as the hole transport materials on the top of perovskite layer in planar n−i−p heterojunction perovskite solar cells (PSCs). This data set contains the optoelectronic (UV-Vis, conductivity), compositional characterization of the resulted thin films (XRD) and photovoltaic properties of the fabricated solar cells (J-V curves, EQE, carrier recombination, power conversion efficiency, hysteresis effect) together with their stability at different conditions. The resulting perovskite films were also characterized by steady-state photoluminescence (PL), time-resolved PL (TRPL) and electrochemical impedance spectroscopy (EIS) measurements.</p
Metal-Doped MAPbBr3 Single Crystal p-n Junction Photodiode for Self-Powered Photodetection
No full textThis data set describes the effect of doping MAPbBr3 perovskite with various metal ions on the quality of the resulting single crystal. The data set contains structural and optical characteristics. Single crystals were used for the fabrication of planar type photodetector and the subsequent data set contains electrical properties, current−time, photocurrent density, responsivity, specific detectivity and external quantum efficiency as a function of irradiation intensity.</p
Effect of bromine doping on the charge transfer, ion migration and stability of the single crystalline MAPb(BrxI1-x)3 photodetector
No full textThis data set describes the influence of the Br content on the crystal structure, charge transport, ion migration, and recombination phenomena of MAPb(BrxI1-x)3 formulations. Moreover, the optoelectrical properties of fabricated photodetectors at different wavelengths of light sources (blue, green, red, and white) was collected. Data set contains impedance spectra at different temperatures, dark J-V characteristics, photocurrents under pulse illumination, responsivity and detectivity.</p
Towards long-term stable MAPbBr3 single crystal-based photoconductor with a high on/off ratio and detectivity
No full textIn this work, a photodetector based on MAPbBr3 single crystal passivated with an ultrathin layer of PbSO4 is fabricated and characterized. This data set contains the optical (UV-Vis, PL) and compositional characterization of the resulted single crystal (XRD, SEM) and photodetection properties of the fabricated device such as current−time, photocurrent density, responsivity, specific detectivity and external quantum efficiency as a function of irradiation intensity and aging time.</p
Atomic Layer Engineering of Aluminum doped Zinc Oxide Films for Efficient and Stable Perovskite Solar Cells
No full textThe effect of deposition sequence in the atomic layer deposition process of aluminum doped zinc oxide films on the performance and stability of perovskite solar cells is investigated. This data set contains the optoelectronic (UV-Vis, UPS) and compositional characterization of the resulted thin films (XRD, SEM) and photovoltaic properties of the fabricated solar cells (J-V curves, carrier recombination, power conversion efficiency, hysteresis effect). The resulted perovskite films were also characterized by steady-state photoluminescence (PL) and time-resolved PL (TRPL) measurements. </p
- …
