- solid-state
physics and solid-state chemistry, a band gap, also
called a
bandgap or
energy gap, is an
energy range in a
solid where no
electronic states...
- a
bandgap in the
range of 0.7 – 1.5 electronvolt (eV),
whereas wide-
bandgap materials have
bandgaps in the
range above 2 eV. Generally, wide-
bandgap semiconductors...
- A
bandgap voltage reference is a
voltage reference circuit widely used in
integrated circuits. It
produces an
almost constant voltage corresponding to...
- A Tauc plot is used to
determine the
optical bandgap, or Tauc
bandgap, of
either disordered or
amorphous semiconductors. In his
original work Jan Tauc...
- sensors, and
other areas. More
specific categories of PCF
include photonic-
bandgap fiber (PCFs that
confine light by band gap effects),
holey fiber (PCFs...
- of
optical signals,
enhanced plasmon resonance effects.
Electromagnetic bandgap metamaterials (EBG or EBM)
control light propagation. This is accomplished...
-
Examples of
direct bandgap materials include hydrogenated amorphous silicon and some III–V
materials such as InAs and GaAs.
Indirect bandgap materials include...
-
conversion efficiency to 33.16% for a single-junction
solar cell with a
bandgap of 1.34 eV. That is, of all the
power contained in
sunlight (about 1000...
- cells.
Bandgap tunability helps researchers with
designing their solar cells. We can
estimate the
effective bandgap as the
function of the
bandgap energy...
- The
bandgap varies between 1.42 eV (GaAs) and 2.16 eV (AlAs). For x < 0.4, the
bandgap is direct. The
refractive index is
related with the
bandgap via...
