?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fd-scholarship-dev.library.pitt.edu%2F10845%2F&rft.title=FABRICATION+OF+CRYSTALLINE+COLLOIDAL+ARRAY+PHOTONIC+CRYSTALS+AND+APPLICATIONS+&rft.creator=Wang%2C+Luling&rft.description=Crystalline+colloidal+array+(CCA)+photonic+crystals+(PCs)+are+periodic+structures+formed+by+the+self-assembly+of+monodisperse%2C+highly-charged+particles+in+low+ionic+strength+aqueous+solutions.+Similar+to+an+atomic+crystal+but+with+much+larger+lattice+spacings%2C+the+CCA+can+efficiently+diffract+light+in+the+UV%2C+visible+and+near-IR+spectral+regions.+%0D%0A%0D%0AThis+thesis+reports+the+development+of+new+CCA+materials%2C+novel+CCA+Bragg+diffraction+devices%2C+and+utilization+of+CCA+PC+templates+for+new+nanostructure+and+nanomaterial+fabrication.+We+use+CCA+for+development+of+a+CCA+deep+UV+narrow+band+filter+that+acts+as+a+Rayleigh+rejection+filter+for+UV+Raman+spectroscopy+and+for+templates+for+solid-state+UV+Raman+cross+section+determinations.+%0D%0A%0D%0AWe+developed+novel+CCA+PC+deep+UV+Bragg+diffraction+devices.+We+synthesized+small%2C+monodisperse%2C+highly+surface-charged+silica+particles+and+prepared+novel+silica+CCA+through+the+self-assembly+of+these+particles.+The+silica+CCA+efficiently+Bragg+diffract+light+in+the+deep+UV.+The+diffracted+wavelength+was+varied+by+tilting+the+CCA+orientation+to+the+incident+beam.+We+demonstrated+the+utility+of+the+silica+CCA+filter+as+a+Rayleigh+rejection+filter+in+Teflon+UV+Raman+measurements.%0D%0A%0D%0AWe+conducted+the+first+resonance+Raman+cross-section+measurements+of+solids+that+avoids+self-absorption+bias+by+using+PC+templates.+We+fabricated+complex+stoichiometrically+defined+nanoparticles+(NaNO3%2FNa2SO4+nanoparticles)+by+utilizing+the+defined+interstitial+volume+of+close-packed+PCs.+We+successfully+determined+the+solid-state+NaNO3+UV+resonance+Raman+cross-sections+by+using+solid+Na2SO4+as+an+internal+standard.+We+also+developed+a+refractive-index+matching+method+to+measure+solid-state+Na2SO4+UV+Raman+cross+sections+that+avoids+the+effect+of+the+local+field+and+avoids+interface+scattering+of+the+incident+light.+%0D%0A%0D%0AWe+developed+a+facile+method+to+fabricate+silica+shell+PCs+through+the+use+of+flexible+poly(N-isopropylacrylamide)+(PNIPAm)+core+templates.+We+synthesized+monodisperse+PNIPAm-silica+core-shell+particles+and+demonstrated+their+reversible+swelling+and+shrinking+as+the+temperature+is+cycled.+We+fabricated+close-packed+PCs+of+PNIPAm-silica+core-shell+particles+and+further+fabricated+hollow+silica+shell+PCs+by+removing+the+PNIPAm+cores+by+calcination.+%0D%0A&rft.date=2012-07-05&rft.type=University+of+Pittsburgh+ETD&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=http%3A%2F%2Fd-scholarship-dev.library.pitt.edu%2F10845%2F1%2FLuling_Wang_PhD_thesis_uploaded__version3_to_fix_text_bolded_issues.pdf&rft.identifier=++Wang%2C+Luling++(2012)+FABRICATION+OF+CRYSTALLINE+COLLOIDAL+ARRAY+PHOTONIC+CRYSTALS+AND+APPLICATIONS.++Doctoral+Dissertation%2C+University+of+Pittsburgh.++++(Unpublished)++