Opportunities for enhancing solar energy harvesting using photon upconversion are
reviewed. The increasing prominence of bifacial solar cells is an enabling factor for the …

Luminescence-based techniques continue to attract considerable attention due not only to
their current range of applications but also to their wide potential in the fields of optical …

Recent startling interest for lanthanide luminescence is stimulated by the continuously
expanding need for luminescent materials meeting the stringent requirements of …

Energy efficiency is in! New inorganic luminescent materials can help to increase energy
efficiency when used in plasma display panels and white‐light‐emitting diodes (see color …

Upconversion of low‐energy photons into high‐energy photons increases the efficiency of
photovoltaic devices by converting photons with energies below the absorption threshold of …

Present-day advanced technologies heavily rely on the exciting magnetic and spectroscopic
properties of lanthanide ions. In particular, their ability to generate well-characterized and …

Spectral conversion of sunlight is a promising route to reduce spectral mismatch losses that
are responsible for the major part of the efficiency losses in solar cells. Both upconversion …

Photovoltaics (PV) is the leading renewable energy harvesting technology. Thus, there is a
remarkable strive to enhance the light harvesting capability of the state-of-the-art solar cells …

The possibility to tune chemical and physical properties in nanosized materials has a strong
impact on a variety of technologies, including photovoltaics. One of the prominent research …

Upconversion (UC) of subband-gap photons is a promising possibility to enhance solar cell
efficiency by making also the subband-gap photons useful. For this application, we …