The phrase "absence of bands" is correct and usable in written English.
It can be used in contexts where you are discussing the lack of musical groups, biological bands, or any other type of bands relevant to the subject matter.
Example: "The absence of bands at the festival this year has disappointed many attendees who were looking forward to live performances."
Alternatives: "lack of bands" or "nonexistence of bands".
Thrilling as our Glastonbury 2012 live stream was, the complete absence of bands, booze and bellowing people meant we were in desperate need of a festival fix.
Absence of bands in negative control samples indicated proper decontamination techniques.
Polymorphic bands, exhibiting presence or absence of bands, were scored as alternative alleles.
This was confirmed by the absence of bands at 1187, 1128 and 1064 cm-1 which are attributed to the C-O-C bend of the ester polyol [22].
These can be assigned to the symmetric (υs) and asymmetric (υas) stretches and bending modes of the orthoarsenate group (AsO4 3−) and hydroxyorthoarsenates (HAsO4 2− and H2AsO4 −) in a distorted tetrahedral symmetry, while the absence of bands at 867 870 cmay may indicate the absence of H2AsO4 − moeity [10, 11].
Excluded areas comprise: bands due to C H (3100 2850 cm−1) and O H (3700 3600 cm−1)/N H (3400 3300 cm−1) stretches [37] which are not diagnostic; the triple bond functional group region (2500 2000 cm−1) where there is an absence of bands [37] and extraneous bands due to water vapour (4000 3000 cm−1) and carbon dioxide gas (2340 cm−1) [38].
Absence of band due to sulfate group in this component indicates the removal of a sulfate group as water-soluble component.
Films of these blends crystallized with and without a coverslip were characterized by the presence and absence of banded structures, respectively.
Additionally, the absence of band edge emission in the present sample indicates that rather than the sulfur vacancies, some other types of defect states are presented as the origin of the green emission.
Mono- and multilayer graphene due to the absence of band gap show only hot-carrier luminescence [13 15], but graphene oxides reveal intensive luminescence and its characteristics depend on preparation and treatment procedures [16 19].
Presence of band was scored as and absence of band was scored as.
