Enhanced Wide-Angle Energy Conversion Using Structure-Tunable Waveguide Arrays as Encapsulation Materials for Silicon Solar Cells

  title={Enhanced Wide-Angle Energy Conversion Using Structure-Tunable Waveguide Arrays as Encapsulation Materials for Silicon Solar Cells},
  author={Saeid Biria and Fu-Hao Chen and Ian D. Hosein},
  journal={physica status solidi (a)},
6 Citations
Light-Directed Organization of Polymer Materials from Photoreactive Formulations
  • I. Hosein
  • Materials Science
    Chemistry of Materials
  • 2020
This perspective presents a recently developed approach to organize polymer and polymer composite materials through a new form of light-directed organization of photoreactive polymeric media. Under...
Observation of intensity dependent phase-separation in photoreactive monomer-nanoparticle formulations under non-uniform visible light irradiation.
Observations of photopolymerization driven phase-separation in a mixture of a photo-reactive monomer and inorganic nanoparticles can potentially enable a single-step route to develop polymer-inorganic composite materials with tunable morphologies.
Microfiber Optic Arrays as Top Coatings for Front Contact Solar Cells Towards Mitigation of Shading Loss.
A new approach for enhanced light collection and conversion using a scalable, straightforward light-based additive manufacturing process that increases external quantum efficiency and increases in short circuit current density.
Stimulating Self-Directed Polymer Phase Evolution with Nonlinear Light Waves during Free-Radical Polymerization
Overview. One of the central aims of the proposed work was to demonstrate the ability to control the evolution of binary phase morphology of photoreactive polymer blends using nonlinear optical


Polymer Encapsulants Incorporating Light-Guiding Architectures to Increase Optical Energy Conversion in Solar Cells.
The fabrication of a new type of solar cell encapsulation architecture comprising a periodic array of step-index waveguides is reported, which shows greater total external quantum efficiencies and enhanced wide-angle light capture and conversion.
100% Clean and Renewable Wind, Water, and Sunlight All-Sector Energy Roadmaps for 139 Countries of the World
Summary We develop roadmaps to transform the all-purpose energy infrastructures (electricity, transportation, heating/cooling, industry, agriculture/forestry/fishing) of 139 countries to ones powered
All-Angle Invisibility Cloaking of Contact Fingers on Solar Cells by Refractive Free-Form Surfaces
This work demonstrates a performance improvement of state-of-the-art silicon solar cells by cloaking their metal contact fingers. The cloaking free-form surfaces are fabricated on silicon
Control of Morphology in Polymer Blends through Light Self-Trapping: An in Situ Study of Structure Evolution, Reaction Kinetics, and Phase Separation
We report on how polymer morphology is controlled through the self-trapping of transmitted optical beams in photoreactive polymer blends. Self-trapped optical beams, characterized by divergence-free
Coupling nonlinear optical waves to photoreactive and phase-separating soft matter: Current status and perspectives.
The significant opportunity in exploiting nonlinear optical pattern formation in soft matter for the discovery of new light-directed and light-stimulated materials phenomenon is highlighted, and in turn, soft matter provides a platform by which new non linear optical phenomenon may be discovered.
Plasmonic Light Scattering in Textured Silicon Solar Cells with Indium Nanoparticles from Normal to Non-Normal Light Incidence
The application of In NPs clearly improved the light trapping effects of textured silicon solar cells and can be attributed to the effects of plasmonic light-scattering over the entire wavelength range as well as an expanded angle of incident light.
Simulations of Morphology Evolution in Polymer Blends during Light Self-Trapping
Simulations are presented for binary phase morphologies prepared via coupling the self-trapping properties of light with photopolymerization induced phase separation in blends of reactive monomer and
Increasing light capture in silicon solar cells with encapsulants incorporating air prisms to reduce metallic contact losses.
This work demonstrates exactly how a periodic air prism architecture increases light collection, and how it may be designed to maximize light collection over the widest range of incident angles.
Optical Autocatalysis Establishes Novel Spatial Dynamics in Phase Separation of Polymer Blends during Photocuring
We report a fundamentally new nonlinear dynamic system that couples optical autocatalytic behavior to phase evolution in photoreactive binary polymer blends. Upon exposure to light, the blend
Reducing shadowing losses with femtosecond‐laser‐written deflective optical elements in the bulk of EVA encapsulation
A new approach on decreasing the optical shadowing of the solar cell grid fingers is presented. The approach relies on a local change of the optical properties in the bulk of the photovoltaic module