104 articles
2D perovskite solar cell
A 2D perovskite solar cell is a photovoltaic device whose light absorber is a layered two-dimensional metal halide perovskite, offering better moisture stability but lower efficiency than 3D perovskites.
2D Ruddlesden–Popper perovskite solar cells
A Ruddlesden–Popper 2D perovskite solar cell is a photovoltaic device with a layered halide perovskite absorber, trading some efficiency of 3D perovskites for better resistance to moisture, light, and heat.
2D/3D mixed-dimensional perovskite films
2D/3D mixed-dimensional perovskite films are halide perovskite films combining a 3D photoactive phase with 2D layers that resist moisture and suppress ion migration in solar cells.
2D/3D mixed-dimensional perovskite solar cell
A 2D/3D mixed-dimensional perovskite solar cell is a photovoltaic device pairing an efficient 3D metal halide perovskite absorber with stable 2D perovskite layers for moisture and thermal stability.
2D/3D perovskite heterostructure solar cells
A 2D/3D perovskite heterostructure solar cell combines a layered 2D perovskite phase, usually a thin capping layer, with a 3D perovskite absorber to passivate defects and protect against degradation.
2D/3D perovskite interface
A 2D/3D perovskite interface is the boundary between a thin 2D perovskite layer and a 3D absorber in perovskite solar cells, passivating defects and blocking moisture.
2D/3D perovskite passivation
2D/3D perovskite passivation is a solar cell interface-engineering strategy in which a thin 2D perovskite layer on a 3D absorber passivates defects, reaching 25.32% efficiency.
2D/3D Ruddlesden–Popper perovskite passivation
2D/3D Ruddlesden–Popper perovskite passivation is an interface-engineering strategy in which a thin 2D Ruddlesden–Popper perovskite layer passivates the surface of a 3D perovskite solar-cell absorber.
Additive engineering in perovskite solar cells
Additive engineering in perovskite solar cells is the addition of small quantities of chemical compounds to control crystallization, passivate defects, and improve power conversion efficiency and long-term operational stability of devices.
All-inorganic perovskite solar cell
An all-inorganic perovskite solar cell is a photovoltaic device whose absorber is cesium lead halide such as CsPbI3, introduced in 2014 for better heat stability.
All-perovskite multi-junction solar cells
All-perovskite multi-junction solar cells are photovoltaic devices that stack perovskite absorbers with different bandgaps to split the solar spectrum, with two-terminal tandems reaching 30.1% efficiency.
All-perovskite tandem solar cell
An all-perovskite tandem solar cell is a photovoltaic device that stacks two perovskite absorbers of different bandgaps to beat single-junction efficiency limits, reaching a certified 30.1%.
Anti-solvent dripping processing for perovskite solar cells
Anti-solvent dripping is a film-formation step for perovskite solar cells, introduced in 2014, in which a poor solvent dripped during spin coating triggers rapid crystallization.
Antimony/bismuth chalcohalide absorbers
Antimony/bismuth chalcohalide absorbers are nontoxic semiconductor materials for solar cells that contain antimony or bismuth with chalcogen and halide anions, studied as stable alternatives to lead-halide perovskites.
Bifacial perovskite solar cells
Bifacial perovskite solar cells are photovoltaic devices that generate electricity from light hitting both surfaces, collecting reflected light (albedo) from behind to exceed the yield limit of one-sided cells.
Bifacial perovskite/silicon tandem solar cells
Bifacial perovskite/silicon tandem solar cells stack a wide-bandgap perovskite top cell on a silicon bottom cell, collecting sunlight plus ground-reflected albedo for 10 to 30% more energy.
Blade-coated perovskite solar cells
Blade-coated perovskite solar cells are perovskite solar cells whose light-absorbing perovskite layer is deposited by blade coating, a scalable method that can coat the large areas commercial modules need.
Buried-interface passivation in perovskite solar cells
Buried-interface passivation is the treatment of defects at the hidden contact between a perovskite absorber layer and the charge transport layer beneath it, improving efficiency and lifetime.
Carbazole self-assembled monolayer hole-selective layers
Carbazole self-assembled monolayer hole-selective layers are single-molecule-thick films of carbazole phosphonic acid molecules (PACz family) that extract holes in inverted perovskite and perovskite/silicon tandem solar cells.
Carbon electrode perovskite cell
A carbon electrode perovskite cell (C-PSC) is a perovskite solar cell whose rear electrode is carbon rather than gold or silver, offering low cost and stability, with efficiencies up to 23.6%.
Carrier selective contact
A carrier selective contact is a solar cell layer that passes one charge carrier type and blocks the other, used in high-efficiency silicon, perovskite, and III-V cells.
Chalcogenide perovskite
A chalcogenide perovskite is an inorganic semiconductor with the perovskite formula ABX₃, where X is sulfur or selenium, studied as stable, earth-abundant, lead-free alternatives for solar cells.
Composition engineering of perovskite solar cells
Composition engineering is the deliberate tuning of the A, B, and X sites of a perovskite absorber's ABX3 lattice to control a solar cell's bandgap, efficiency, and stability.
Compositional engineering of perovskite materials
Compositional engineering of perovskite materials is the deliberate adjustment of the composition of metal halide perovskites, ABX3 semiconductors used mainly in solar cells, to tune the bandgap and stability.
CsPbI3 all-inorganic perovskite solar cells
CsPbI3 all-inorganic perovskite solar cells are photovoltaic devices whose absorber is cesium lead iodide, more thermally robust than hybrid perovskites but prone to converting to a yellow phase.
CsPbI3 black-phase stabilization at room temperature
CsPbI3 black-phase stabilization at room temperature refers to strategies keeping the photoactive black phase of cesium lead iodide from converting to the useless yellow δ phase.
Current matching
Current matching is the design condition in multi-junction solar cells where stacked sub-cells generate equal photocurrents, so none limits the others; it shapes perovskite/silicon tandem design.
Current-voltage hysteresis
Current-voltage hysteresis is the discrepancy between forward and reverse current-voltage scans of a solar cell, characteristic of metal halide perovskite cells, caused mainly by ion migration and complicating efficiency measurement.
Defect tolerance
Defect tolerance is a concept in semiconductor physics describing materials that stay efficient despite high defect densities, best known in lead-halide perovskites, which made low-cost solution-processed solar cells possible.
Dion-Jacobson phase
The Dion-Jacobson phase is a family of layered perovskite compounds, with formulas like A′An−1BnO3n+1, where single interlayer cations bond both adjacent inorganic slabs, unlike the Ruddlesden-Popper phase.