Photovoltaic devices are in a mature technological stage with a long and wide field
experience; but if this source of energy wants to compete against other renewable energy …

Solar cells are a promising renewable, carbon-free electric energy resource to address the
fossil fuel shortage and global warming. Energy conversion efficiencies around 40% have …

Photonic design principles for ultrahigh-efficiency photovoltaics | Nature Materials Skip to main
content Thank you for visiting nature.com. You are using a browser version with limited support …

Tandem solar cells based on crystalline silicon present a practical route toward low-cost
cells with efficiencies above 30%. Here, we evaluate a dual-junction tandem configuration …

Solar energy is the most abundant and reliable source of energy we have to provide for the
multi-terawatt challenge we are facing. Although huge, this resource is relatively dispersed …

Ten-layer InAs/GaAs quantum dot (QD) solar cells exhibiting enhanced short circuit current
(J sc) and open circuit voltage (V oc) comparable to a control GaAs pin solar cell are …

We present a new approach to solar concentration where sunlight collected by each lens in
a two-dimensional lens array is coupled into a shared, planar waveguide using localized …

We have applied an optical splitting system in order to achieve very high conversion
efficiency for a full spectrum multi-junction solar cell. This system consists of multiple solar …