<xs:simpleType name="spectralUnitType">
<xs:annotation>
<xs:documentation>Spectral units may be frequency (Hz, kHz, MHz, GHz), wavelength (meters, mm, micron, nm, Angstrom), or energy (eV, keV, MeV, GeV, TeV)</xs:documentation>
</xs:annotation>
<xs:restriction base="crd:unitType">
<xs:enumeration value="Hz"/>
<xs:enumeration value="kHz"/>
<xs:enumeration value="MHz"/>
<xs:enumeration value="GHz"/>
<xs:enumeration value="m"/>
<xs:enumeration value="mm"/>
<xs:enumeration value="um"/>
<xs:enumeration value="nm"/>
<xs:enumeration value="Angstrom"/>
<xs:enumeration value="eV"/>
<xs:enumeration value="keV"/>
<xs:enumeration value="MeV"/>
<xs:enumeration value="GeV"/>
<xs:enumeration value="TeV"/>
</xs:restriction>
</xs:simpleType> |