Ultrasonic energy as a tool in the sample treatment for polymer characterization through matrix-assisted laser desorption ionization time-of-flight mass spectrometry

1. Fernandes, L.
2. Rial-Otero, R.
3. Temtem, M.
4. Veiga de Macedo, C.
5. Aguiar-Ricardo, A.
6. Capelo, J.L.