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MOF@IL composite materials as Pd(II) supports for heterogeneous organocatalytic reactions
(2018-07-24)
Metal-Organic Frameworks (MOFs) have experienced a rapid emerge in the last two decades because they offer unique advantages for many applications due to their ordered structures, high thermal stability, tunable chemical ...
Petrography, mineralogy and origin of the rare element granitic aplopegmatites from Tres Arroyos (Badajoz, Spain)
(2018-12-20)
El sistema granito-aplopegmatitas de Tres Arroyos (Badajoz) se localiza en las proximidades del batolitode Nisa-Alburquerque. Según su mineralogía y sus características petrográficas y geoquímicas, se handescrito cinco ...
Hydrotalcite and Hydrocalumite in Mortar Binders from the Medieval Castle of Portilla (Álava, North Spain): Accurate Mineralogical Control to Achieve More Reliable Chronological Ages
(MDPI, 2018-08)
Mortars from different stratigraphic units at Portilla Castle (Alava, North Spain) have been analyzed for mineralogical characterization before radiocarbon dating. The mortar binder at Portilla Castle is composed not only ...
Geochemical studies of paleodiet and mobility of medieval communities of north Iberian peninsula
(2018-04-20)
Stable isotopes (13C, 15N, 18O) and a radiogenic isotope (87Sr/86Sr) in tooth and human bone remains have been used to reconstruct residential mobility and dietary patterns. To this end several medieval archaeological sites ...
A Middle Palaeolithic wooden digging stick from Aranbaltza III, Spain
(Public Library of Science, 2018-03-28)
Aranbaltza is an archaeological complex formed by at least three open-air sites. Between 2014 and 2015 a test excavation carried out in Aranbaltza I I I revealed the presence of a sand and clay sedimentary sequence formed ...