Author/Authors :
Nicolopoulos, Stavros NanoMEGASSprl - BlvdEdmondMachtens - Brussels, Belgium , Das, ParthaP. NanoMEGASSprl - BlvdEdmondMachtens - Brussels, Belgium , Pérez, AlejandroGómez NanoMEGASSprl - BlvdEdmondMachtens - Brussels, Belgium , Zacharias, Nikolaos DepartmentofHistory - ArchaeologyandCulturalResourcesManagement - UniversityofthePeloponnese - Kalamata, Greece , Cuapa, SamuelTehuacanero InstitutodeFísica - CircuitodelaInvestigacións/n - UNAM - Cd.Universitaria - Coyoacán - MéxicoD.F., Mexico , Alatorre, JesúsAngelArenas InstitutodeFísica - CircuitodelaInvestigacións/n - UNAM - Cd.Universitaria - Coyoacán - MéxicoD.F., Mexico , Mugnaioli, Enrico CenterforNanotechnologyInnovation @ NEST - IstitutoItalianodiTecnologia - PiazzaSanSilvestro - Pisa, Italy , Gemmi, Mauro CenterforNanotechnologyInnovation @ NEST - IstitutoItalianodiTecnologia - PiazzaSanSilvestro - Pisa, Italy , Rauch, EdgarF. SIMaP - GrenobleINPCNRSUJF - Saint-Martin-d’HèresCedex, France
Abstract :
Tounderstandin-depthmaterialproperties,manufacturing, andconservationinculturalheritageartefacts,thereisastrongneedforadvancedcharacterizationtoolsthatenableanalysisdowntothenanometricscale. Transmissionelectronmicroscopy(TEM)andelectrondiffraction(ED)techniques,like3DprecessionelectrondiffractiontomographyandASTAR phase/orientationmapping,areproposedtostudyculturalheritagematerialsatnanoscale.Inthiswork,weshowhowelectroncrystallographyinTEM helpstodetermineprecisestructuralinformationandphase/orientationdistributionofvariouspigmentsinculturalheritagematerialsfromvarioushistoricalperiodslikeGreekamphorisks,Romanglasstesserae,andpre-HispanicMayamuralpaintings.SuchTEM-basedmethodscanbeanalternativetosynchrotrontechniquesandcanallowdistinguishingaccuratelydifferentcrystallinephasesevenincasesofidenticalorveryclosechemicalcompositionsatthenanometricscale.
Keywords :
NovelTEMMicroscop , ElectronDiffractionTechniques , CharacterizeCulturalHeritageMaterials , FromAncientGreekArtefact , MayaMuralPaintings , TEM
