Generally, waste heat is redundantly released into the surrounding by anthropogenic
activities without strategized planning. Consequently, urban heat islands and global …

Direct conversion of heat to electricity via solid-state approaches is a rapidly advancing area
of research owing to its prospective use in recovering waste heat and in energy storage and …

Thermionic energy converters are solid‐state heat engines that have the potential to
produce electricity with efficiencies of over 30% and area‐specific power densities of 100 …

In this paper, an irreversible thermionic refrigerator model based on van der Waals
heterostructure with various irreversibilities is established by utilizing combination of non …

Hybrid thermionic‐photovoltaics (TIPV) are solid‐state thermal‐to‐electric energy converters
that rely on the non‐isothermal transport of photons and electrons through a vacuum gap. In …

The increasing energy demand and the ever more pressing need for clean technologies of
energy conversion pose one of the most urgent and complicated issues of our age …

Solar thermionics, owing to its silent operation and potential effectiveness in converting solar
energy into electricity, is becoming a promising advanced technology for concentrated solar …

Photon-enhanced thermionic emission (PETE) converter is a solid-state heat engine, in
which hot electrons emit from a p-type semiconductor cathode to an anode across a vacuum …

Photon-enhanced thermionic emission (PETE) is an advanced technology that combines
both the photoelectric and the thermionic effects synergistically into a single device for direct …

Both thermionic and thermophotovoltaic solid-state energy converters are being actively
explored due to high output potential. Recently, hybrid thermionic-photovoltaic (TIPV) …