F
F. E. A. Melo
Researcher at Federal University of Ceará
Publications - 81
Citations - 1005
F. E. A. Melo is an academic researcher from Federal University of Ceará. The author has contributed to research in topics: Raman spectroscopy & Phase transition. The author has an hindex of 15, co-authored 81 publications receiving 946 citations.
Papers
More filters
Solid State Communications 112 (1999) 383–386
A. G. Souza Filho,Paulo Freire,José Marcos Sasaki,I. Guedes,J. Mendes Filho,F. E. A. Melo,E. B. Araujo,José Antonio Eiras +7 more
Journal ArticleDOI
Phase transition in WO3 microcrystals obtained by sintering process
A. G. Souza Filho,J. Mendes Filho,Valder N. Freire,Alejandro Ayala,José Marcos Sasaki,Paulo Freire,F. E. A. Melo,J. F. Julião,Uilame Umbelino Gomes +8 more
TL;DR: In this article, the vibrational properties of WO3 ceramics in the 30-300 K temperature range were probed by Raman spectroscopy, and the analysis of the spectra indicated that the new phase develops gradually and it comes mainly from the monoclinic (V) phase.
Journal ArticleDOI
High-pressure Raman spectra ofL-threonine crystal
Journal ArticleDOI
Pressure-induced phase transitions in KLiSO4.
Journal ArticleDOI
Pressure-induced phase transformations in l-alanine crystals
TL;DR: In this article, a structural phase transition observed by Raman scattering at 2.3 GPa was identified as a change from orthorhombic to tetragonal structure and another phase transformation was observed at about 9 GPa.