Characteristics of photovoltaic heterostructure cells
In order to obtain the optimal photoelectric properties of vertical stacked MoS2/Si heterostructure solar cells, ... Electrical and photovoltaic characteristics of MoS 2 /Si p-n junctions. J ... - Download [PDF]
Thickness-dependent photoelectric properties of MoS2/Si heterostructure ...
In order to obtain the optimal photoelectric properties of vertical stacked MoS2/Si heterostructure solar cells, ... Electrical and photovoltaic characteristics of MoS 2 /Si p-n junctions. J ...
Characteristics of GaN/InGaN double-heterostructure photovoltaic cells
The p-GaN/i-In x Ga 1-x N/n-GaN double-heterostructure photovoltaic (PV) cells have been fabricated and the theoretical photovoltaic properties were also calculated in this work. From theoretical simulation, higher efficiency can be obtained in GaN/InGaN double-heterostructure photovoltaic cells with higher In composition in i-InGaN intrinsic layer.
Strain-enhanced power conversion efficiency of a BP/SnSe van …
supercell of the BP/SnSe vdW heterostructure is composed of 1 4 unit cells of BP and 1 3 unit cells of SnSe, as shown in Fig. 1(c) and (d). The lattice constants of the BP/SnSe vdW heterostructure are a = 4.60 Å and b = 13.25 Å, and the lattice 3.14%
Design and simulation of nitrogenated holey graphene (C
Fig. 4 shows that all of the solar cell''s characteristics, including V oc, J sc, FF, and eta, ... However, all of the PV characteristics are constant beyond 10 16 cm −2. Therefore, the CZT/C 2 N interface defect density has been considered to be 10 11 cm −2 we ...
Enhancement in photovoltaic properties of bismuth ferrite/zinc …
Request PDF | Enhancement in photovoltaic properties of bismuth ferrite/zinc oxide heterostructure solar cell device with graphene/indium tin oxide hybrid electrodes | Integrating of ferroelectric ...
Characteristics of GaN/InGaN Double-Heterostructure Photovoltaic Cells
The p-GaN/i-In x Ga 1−x N/n-GaN double-heterostructure photovoltaic (PV) cells have been fabricated and the theoretical photovoltaic properties were also calculated in this work. From theoretical simulation, higher efficiency can be obtained in GaN/InGaN double-heterostructure photovoltaic cells with higher In composition in i-InGaN intrinsic layer.
(PDF) Electric and photovoltaic characteristics of a multi-layer …
(a) J-V curves of the ReS 2 /ReSe 2 vdW heterostructure showing photovoltaic effect under various light intensities. The inset image shows the band diagram of the heterojunction under illumination ...
[PDF] Electric and photovoltaic characteristics of a multi-layer …
Electric and photovoltaic characteristics of a multi-layer ReS2/ReSe2 heterostructure. Among the various unique properties of two-dimensional materials, the ability …
Modeling of Photovoltaic Characteristics of a TiO2/Porous-Si/Si …
Production of photoconverters of solar cells based on the TiO2/porous-Si/Si heterostructure can be carried out according to the standard method supplemented by additional technological operations. Ohmic contacts are formed in the upper and lower parts of the structure above the TiO2 and Si layers.
[PDF] Electric and photovoltaic characteristics of a multi-layer …
Among the various unique properties of two-dimensional materials, the ability to form a van der Waals (vdW) heterojunction between them is very valuable, as it offers a superior interface quality without the lattice mismatch problem. In this work, a ReS2/ReSe2 vdW heterostructure was fabricated, and its electrical and photovoltaic behaviors were discovered. …
Photovoltaic (PV) Cell: Characteristics and Parameters
Figure 2: Power Curve for a Typical PV Cell Figure 3: I-V Characteristics as a Function of Irradiance PV cells are typically square, with sides ranging from about 10 mm (0.3937 inches) to 127 mm (5 inches) or more on a side. Typical …
Enhanced photovoltaic performance of sol–gel-derived …
BiFeO3 (BFO) is a promising photovoltaic material and TiO2 tends to be an efficient electronic transmission material in perovskite solar cells. In this paper, FTO/TiO2/BFO heterostructure thin films with various TiO2 thicknesses (0, 50, 100, and 150 nm, respectively) are prepared successfully via a sol–gel method. The effects of TiO2 layer thickness on the …
Characteristics of GaN/InGaN Double-Heterostructure Photovoltaic Cells ...
The p-GaN/i- In x Ga 1 − x N/n-GaN double-heterostructure photovoltaic (PV) cells have been fabricated and the theoretical photovoltaic properties were also calculated in this work.
Nanoscale phase management of the 2D/3D heterostructure …
In this study, we synthesized nanoscale 2D perovskite capping crusts with <n> = 1 and 2 Ruddlesden-Popper (RP) perovskite layers, respectively, which form a type-II 2D/3D heterostructure. This heterostructure stabilizes the α-phase of FAPbI 3, and facilitates
Characteristics of GaN/InGaN Double‐Heterostructure Photovoltaic Cells
Double-heterostructure GaN/InGaN photovoltaic cells with In compositions of 10%, 12%, and 14% were also theoretically calculated for comparison. Figure 4 showed the theoretical photovoltaic characteristics of the GaN/InGaN photovoltaic cells with In 14%, and
Thickness-dependent photoelectric properties of …
In order to obtain the optimal photoelectric properties of vertical stacked MoS2/Si heterostructure solar cells, we propose a theoretical model to address the relationship among film thickness,...
Photovoltaic Effect of La and Mn Co-Doped BiFeO3 …
Bismuth ferrite BiFeO3 (BFO)-based ferroelectrics have great potential as inorganic perovskite-like oxides for future solar cells applications due to their unique physical properties. In this work, La and Mn co-doped BFO thin …
Cs0.15FA0.85PbI3/CsxFA1-xPbI3 Core/Shell Heterostructure ...
Based on this heterostructure, we achieved a champion efficiency of 20.7%, which is the highest value reported for Cs x FA 1-x ... The J-V characteristics of the photovoltaic cells were obtained using a Keithley 2400 Source Meter under simulated one-sun AM 1 ...
Investigation of Radiation Resistance of Heterostructure Silicon …
Abstract The radiation resistance of different types of heterostructural silicon solar cells under irradiation with 1 MeV electrons in the fluence range 2.5 × 1014–1 × 1015 cm–2 has been studied. Studies have shown that the smallest degradation of the "saturation" currents of the diffusion current flow mechanism from J0d ≤ 5 × 10–13 to J0d ≤ 3 × 10–12 A/cm2 and …
Photovoltaic and spectroscopic characteristics of perovskite/TiO2 ...
Dye-sensitized solar cells based on the different heterostructure perovskite/TiO2 electrodes are assembled, and high conversion efficiency (η) are calculated from the current density–voltage (J ...
Recent advances in organic solar cells: materials, design, and ...
Organic solar cells have emerged as promising alternatives to traditional inorganic solar cells due to their low cost, flexibility, and tunable properties. This mini review introduces a novel perspective on recent advancements in organic solar cells, providing an overview of the latest developments in materials, device architecture, and performance …
Optical characterization of GaAs-based Schottky photovoltaic ...
The devices exhibited typical J-V characteristics under both dark and illuminated conditions of Schottky-based solar cells, indicating the viability of this photovoltaic …
Hot carrier photovoltaics in van der Waals heterostructures
Photogenerated hot carriers can be harnessed in spatially confined photovoltaic materials (2D van der Waals heterostructures), owing to slow hot carrier cooling and restricted …
Very-high-efficiency double-heterostructure copper …
We demonstrate an external power conversion efficiency of (3.6±0.2)% under AM1.5 spectral illumination of 150 mW/cm2 (1.5 suns) with vacuum-deposited copper phthalocyanine/C60 thin-film double-heterostructure photovoltaic cells incorporating an exciton-blocking layer (EBL). We show that the anode work function influences the photocarrier …
Synthesis of ZnO-based nanostructures for heterostructure photovoltaic ...
A model describing heterostructure solar cells based on zinc and copper oxides is developed. Seed layers of ZnO and CuO are synthesized by spray pyrolysis. Local current-voltage characteristic of ...
Tunable electronic properties and optoelectronic characteristics of ...
[1] Novoselov K S, Geim A K, Morozov S V, Jiang D, Zhang Y, Dubonos S V, Grigorieva I V and Firsov A A 2004 Electric field effect in atomically thin carbon films Science 306 666 Crossref Google Scholar [2] Cahangirov S, Topsakal M, Aktürk E, Sahin H and Ciraci S 2009 Two-and one-dimensional honeycomb structures of silicon and germanium Phys. Rev. Lett. …
Characteristics of GaN/InGaN Double‐Heterostructure …
In this study, the photovoltaic properties of double-heterostructure p-GaN/i-InGaN/n-GaN photovoltaic cells with In composition of 10%, 12%, and 14% were fabricated and characterized …
Low-dimensional/3D heterostructure boosts efficiency …
Introduction. The power conversion efficiency (PCE) of organic-inorganic hybrid perovskite solar cells (PSCs) has experienced a rapid increase, reaching a certified efficiency of 26.1%, 1,2,3,4,5 which has sparked optimism …
Device physics of van der Waals heterojunction solar cells
Today, fill factors in 2D heterostructure photovoltaic structures are typically in the range 0.3–0.5, only half as large as in conventional silicon solar cells.
Development of photovoltaic solar cells based on heterostructure …
Here, we reviewed the recent progress on photovoltaic solar cells of these 2D materials and their heterostructures with different device configurations. The p-n junction solar …
Photovoltaic Heterojunctions of Fullerenes with MoS
First-principles calculations are performed to explore the geometry, bonding, and electronic structures of six ultrathin photovoltaic heterostructures consisting of pristine and B- or N-doped fullerenes and MoS 2 …
Semiconductor Wafer Bonding for Solar Cell Applications: A Review
3.3 Bonded III–V/CIGS Multijunction Solar Cells CuInGaSe (CIGS), a I–III–VI 2 compound semiconductor, has advantages as a photovoltaic material, including its low cost, high efficiency, [132-134] and excellent radiation tolerance. [135, 136] Particularly for the purpose of space use, InGaP/GaAs/CIGS triple-junction solar cells were fabricated by using metal-particle …
Low-dimensional/3D heterostructure boosts efficiency …
By constructing gradient arrangement energy levels using a low-/three-dimension heterojunction strategy, Huo et al. report an improved power conversion efficiency up to 14.15% with a fill factor of 79.03% of a hole …
Electric and photovoltaic characteristics of a multi …
Herein, we report on the electrical characteristics of a multi-layer ReS 2 /ReSe 2 heterojunction as a diode and its photovoltaic properties as a solar cell. This research is meaningful in that we studied the vdW …
Cs0.15FA0.85PbI3/CsxFA1-xPbI3 Core/Shell …
Summary. Dissociation of organic molecules is one critical factor leading to degradation of perovskite solar cells. The much-improved thermal stability of formamidinium (FA) can significantly reduce molecular dissociation; however, …
Temperature dependent device characteristics of graphene/h …
Download figure: Standard image High-resolution image Photo-electrical measurements are essential to investigate the performance of photovoltaic cells. Figure 3(a) shows the photovoltaic profile of the graphene/h-BN/n-Si solar cell.As expected, the performance of …
Sb2Se3 heterostructure solar cells: Techniques to improve efficiency
Sb 2 Se 3 heterostructure solar cells: Techniques to improve efficiency Author links open overlay panel Yogesh Singh a b, Sanju Rani a b, Shashi c, Rahul Parmar d, Raman Kumari a b, Manoj Kumar a b, A. Bala Sairam e, Mamta a b, V.N. Singh a b Show more ...
Pushing the limits of concentrated photovoltaic solar cell tunnel ...
2.1 Phototransducers based on a novel vertical epitaxial heterostructure architecture utilizing concentrated photovoltaic solar cell tunnel junctions In order to increase the output voltage of the phototransducers to higher levels, parquet geometries of single or tandem junction devices have previously been devised using planar configurations with multiple series …
(PDF) First principles investigations of type-II BP/Sc2CF2 van der ...
First principles investigations of type-II BP/Sc2CF2 van der Waals heterostructure for photovoltaic solar cells March 2023 DOI:10. ... The electronic characteristics and band alignment of the ...