中性 ちゅうせい せん回折 かいせつではありませんでした
chūseishisen kaisetsudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 中性子線回折

1. Was not neutron diffraction.; It was not neutron diffraction.

Past/Perfective
Negative
Polite
Formal Register
Physics