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Hafnium is a
chemical element; it has
symbol Hf and
atomic number 72. A lustrous,
silvery gray,
tetravalent transition metal,
hafnium chemically resembles...
- The
hafnium controversy was a
debate over the
possibility of "triggering"
rapid energy releases, via gamma-ray emission, from 178m2Hf, a
nuclear isomer...
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Natural hafnium (72Hf)
consists of five
observationally stable isotopes (176Hf, 177Hf, 178Hf, 179Hf, and 180Hf) and one very long-lived radioisotope,...
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experiments have
confirmed that
rutherfordium behaves as the
heavier homolog to
hafnium in
group 4. The
chemical properties of
rutherfordium are characterized...
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Hafnium carbonitride (HfCN) is an ultra-high
temperature ceramic (UHTC)
mixed anion compound composed of
hafnium (Hf),
carbon (C) and
nitrogen (N). Ab...
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periodic table. It
contains the four
elements titanium (Ti),
zirconium (Zr),
hafnium (Hf), and
rutherfordium (Rf). The
group is also
called the
titanium group...
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Hafnium(IV)
oxide is the
inorganic compound with the
formula HfO 2. Also
known as
hafnium dioxide or hafnia, this
colourless solid is one of the most...
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Hafnium tetrafluoride is the
inorganic compound with the
formula HfF4. It is a
white solid. It
adopts the same
structure as
zirconium tetrafluoride, with...
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lustrous transition metal with a greyish-white
color that
closely resembles hafnium and, to a
lesser extent, titanium. It is
solid at room temperature, ductile...
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Hafnium disulfide is an
inorganic compound of
hafnium and sulfur. It is a
layered dichalcogenide with the
chemical formula is HfS2. A few
atomic layers...
