Results 101 to 110 of about 2,403,731 (296)

Compositional data analysis of archaeological glass: problems and possible solutions [PDF]

open access: yes, 2003
Presentation in CODAWORK'03, session 4: Applications to archeometryGeologische Vereinigung; Universitat de Barcelona, Equip de Recerca Arqueomètrica; Institut d’Estadística de Catalunya; International Association for Mathematical Geology; Patronat de l ...
Baxter, MJ   +3 more
core   +1 more source

Barcelona 2014 : presentation of Barcelona

open access: yes, 2015
Podeu consultar la versió en català a: http://hdl.handle.net/11703 ...
Gabinet Tècnic de Programació   +1 more
openaire   +1 more source

Kelvin Probe Force Microscopy in Bionanotechnology: Current Advances and Future Perspectives

open access: yesAdvanced Materials, EarlyView.
Kelvin probe force microscopy (KPFM) enables the nanoscale mapping of electrostatic surface potentials. While widely applied in materials science, its use in biological systems remains emerging. This review presents recent advances in KPFM applied to biological samples and provides a critical perspective on current limitations and future directions for
Ehsan Rahimi   +4 more
wiley   +1 more source

Quantum treatment of neutrino in background matter

open access: yes, 2005
Motivated by the need of elaboration of the quantum theory of the spin light of neutrino in matter ($SL\nu$), we have studied in more detail the exact solutions of the Dirac equation for neutrinos moving in the background matter.
A I Studenikin   +10 more
core   +1 more source

Microscopic Insights into Magnetic Warping and Time‐Reversal Symmetry Breaking in Topological Surface States of Rare‐Earth‐Doped Bi2Te3

open access: yesAdvanced Materials, EarlyView.
Magnetic doping of the topological insulator Bi2Te3 with erbium adatoms induces out‐of‐plane magnetism and breaks time‐reversal symmetry, opening a Dirac gap and driving a Fermi surface transition from hexagonal to star‐of‐David geometry. Microscopy, spectroscopy, and magnetic dichroism reveal atomically controlled magnetic interactions that tailor the
Beatriz Muñiz Cano   +18 more
wiley   +1 more source

Welfare spending and ethnic heterogeneity: Evidence from a massive immigration wave [PDF]

open access: yes
The aim of this paper is to examine the relationship between ethnic heterogeneity and redistribution, by using the recent and massive arrival of immigrants in Spain.
Javier Vazquez-Grenno (Universitat de Barcelona & Institut dEconomia de Barcelona (IEB))   +2 more
core   +1 more source

Resolving the Structural Duality of Graphene Grain Boundaries

open access: yesAdvanced Materials, EarlyView.
Cantilever ncAFM resolves the atomic structure of grain boundaries in graphene, revealing coexisting stable and metastable types. Both contain pentagon/heptagon defects, but metastable GBs show irregular geometries. Modeling shows metastable GBs form under compression, exhibiting vertical corrugation, while stable GBs are flat.
Haojie Guo   +11 more
wiley   +1 more source

Imigranci i przestrzeń miejska, determinanty segregacji rezydencjalnej obcokrajowców w Barcelonie

open access: yesStudia Regionalne i Lokalne, 2012
Artykuł dotyczy segregacji rezydencjalnej obcokrajowców w Barcelonie. Wyliczenia statystyczne poprzedzają rozważania teoretyczne. Prezentacja determinant segregacji rezydencjalnej w Barcelonie ma szczególne znaczenie, gdyż zjawisko to może w niej ...
Barbara Janik
doaj  

¿Negociar la entrada del rey? La entrada real de Juan II en Barcelona

open access: yesAnuario de Estudios Medievales, 2006
Basado en documentación archivística generada por la entrada real de Juan II como nuevo monarca de la Corona de Aragón en Barcelona en 1458, este artículo llama la atención sobre el proceso de preparación de este tipo de ceremonias, en el cual ...
Miguel Raufast Chico
doaj   +1 more source

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