%0 Journal Article %1 WOS:000254521800024 %A Filho, P F Facanha %A Freire, P T C %A Lima, K C V %A Filho, J Mendes %A Melo, F E A %A Pizani, P S %C 233 SPRING ST, NEW YORK, NY 10013 USA %D 2008 %I SPRINGER %J BRAZILIAN JOURNAL OF PHYSICS %K Raman acid; amino spectroscopy} {leucine; %N 1 %P 131-137 %R 10.1590/S0103-97332008000100024 %T High temperature Raman spectra of L-leucine crystals %V 38 %X Single crystal samples of L-leucine, C6H13NO2, a fundamental aliphatic amino acid of the human body, have been studied by Raman spectroscopy at temperatures from 300 to 430 K over the spectral range from 50 to 3100 cm(-1). A tentative assignment of all bands is given. For high temperatures, several modifications on the Raman spectra were observed at about 353 K, giving evidence that the L-leucine crystal undergoes a structural phase transition. An interpretation for this phase transition in terms of group theory analysis is given.

@article{WOS:000254521800024, abstract = {Single crystal samples of L-leucine, C6H13NO2, a fundamental aliphatic amino acid of the human body, have been studied by Raman spectroscopy at temperatures from 300 to 430 K over the spectral range from 50 to 3100 cm(-1). A tentative assignment of all bands is given. For high temperatures, several modifications on the Raman spectra were observed at about 353 K, giving evidence that the L-leucine crystal undergoes a structural phase transition. An interpretation for this phase transition in terms of group theory analysis is given.}, added-at = {2022-05-23T20:00:14.000+0200}, address = {233 SPRING ST, NEW YORK, NY 10013 USA}, author = {Filho, P F Facanha and Freire, P T C and Lima, K C V and Filho, J Mendes and Melo, F E A and Pizani, P S}, biburl = {https://www.bibsonomy.org/bibtex/29255f523144e4a71bcee062b095c03ca/ppgfis_ufc_br}, doi = {10.1590/S0103-97332008000100024}, interhash = {e368cf715263a1e835dc529886eff177}, intrahash = {9255f523144e4a71bcee062b095c03ca}, issn = {0103-9733}, journal = {BRAZILIAN JOURNAL OF PHYSICS}, keywords = {Raman acid; amino spectroscopy} {leucine;}, number = 1, pages = {131-137}, publisher = {SPRINGER}, pubstate = {published}, timestamp = {2022-05-23T20:00:14.000+0200}, title = {High temperature Raman spectra of L-leucine crystals}, tppubtype = {article}, volume = 38, year = 2008 }