Results 111 to 120 of about 236,141 (318)

Flexible Cu2AgBiI6-based perovskite-inspired solar cells using large-scale processing methods

open access: yesnpj Flexible Electronics
In this work, emerging perovskite-inspired Cu2AgBiI6 (CABI) solar cells were successfully fabricated on flexible substrates, demonstrating that the transition from rigid to flexible materials does not compromise device performance.
Ville Holappa   +5 more
doaj   +1 more source

Direct synthesis of dimethyl carbonate from methanol and carbon dioxide over Co-Ce-Zr ternary metal solid solution

open access: yesFuel Processing Technology
To investigate highly performance catalysts for the direct synthesis of dimethyl carbonate (DMC) from carbon dioxide (CO2) and methanol, a Co0.02/Ce0.7Zr0.3O2 ternary metal solid solution nanoparticle catalyst was synthesized, demonstrating superior ...
Xin Li   +3 more
doaj   +1 more source

Designing photovolaic/thermal solar collectors for building integration

open access: yes, 2008
With concern growing over the environment and resource use, there has been greater emphasis placed on sustainability, particularly in the built environment.
Carson, James K.   +2 more
core  

Tough, Ductile, and Strong Hard‐Soft Cementitious Composite Enabled by Multi‐Material Additive Manufacturing

open access: yesAdvanced Materials, EarlyView.
Drawing inspiration from the layered hard‐soft architecture found in sea sponges, this work establishes a new framework for architected cementitious composites (ACC) through multi‐material additive manufacturing (MMAM) process. The integration of mortar and elastomer phases into layered architectures enables synergistic toughening mechanisms, including
Aimane Najmeddine   +5 more
wiley   +1 more source

A New Purine Derivative from the Roots of

open access: yesNatural Product Communications, 2018
A new purine derivative, 1-methyl-3-isopentenylisoguanine (1), together with six known compounds (2-7), was isolated from the roots of Phyllanthus flexuosus .
Guanlin Zhu   +4 more
doaj   +1 more source

Minority carrier lifetime mapping of solar cells

open access: yes, 2011
The minority carrier lifetime distribution across silicon solar cells was investigated using variations of the open circuit voltage decay method. This was performed on monocrystalline, polycrystalline and amorphous silicon solar cells. Light from a white
Fisher, Rebbeca
core  

Energetic Offset in Organic Solar Cells‐ Importance, Confusion and Outlook

open access: yesAdvanced Materials, EarlyView.
Energetic offsets in organic solar cells (OSCs) remain a subject of debate due to measurement‐ and lab‐dependent discrepancies. This Perspective clarifies the physical origins of these variations and identifies temperature‐dependent electro‐optical methods as a reliable approach to obtain consistent offset values.
Nakul Jain   +5 more
wiley   +1 more source

Light trapping properties of cylindrical well diffraction gratings in solar cells: Computational calculations

open access: yes, 2010
Light trapping using diffraction gratings is a promising approach to increasing absorption in solar cells. In this paper, the computationally calculated absorption enhancement expected from a diffraction grating consisting of a triangular array of ...
Tobías Galicia, Ignacio   +3 more
core  

Challenges and Prospects for Developing CdS/CdTe Substrate Solar Cells on Mo foils

open access: yes, 2014
ITO/ZnO/CdS/CdTe/Mo solar cells have been grown in the substrate configuration by a combination of close-space sublimation and RF sputtering. A peak efficiency of 8.01% was achieved. A two stage CdCl2 annealing process was developed, with the first stage
Forbes, Ian   +20 more
core   +1 more source

Lattice‐Matched 2D Template Enables Efficient Cesium Tin Halide Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
Lattice‐matched 2D perovskite PEA2CsSn2I7 templates the out‐of‐plane growth of inorganic 3D γ‐CsSnI3 along the (110) plane, forming highly oriented 2D/3D tin halide perovskite heterostructures. With reduced trap states and mitigated δ‐phase impurities, the CsSnI3‐based solar cells achieve a power conversion efficiency of 15.27% and maintain stable ...
Hongzhe Anna Xu   +15 more
wiley   +1 more source

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