Before the formation of the Central American Isthmus, there was a Central American Peninsula.Here we show that southern Central America existed as a peninsula as early as 19 Ma, based on new lithostratigraphic, biostratigraphic and strontium chemostratigraphic analyses of the formations exposed along the Gaillard Cut of the Panama Canal.Land mammal
The essay explores the territorial policies implemented by ecclesiastical Cakes institutions in post-World War II Italy and in the season around the turn of the Second Vatican Council.Recent historiography on some methodological issues is reviewed, such as the definition of the actors engaged in ecclesiastical planning and the related working tools
A Ka-band 1024-channel passive millimeter wave (PMMW) imager (BHU-1024) based on synthetic aperture interferometric radiometer (SAIR) technique has been developed by Beihang University for security screening.BHU-1024 uses linear phased array to obtain resolution in the horizontal direction and uses aperture synthesis to obtain resolution in the ver
The paper summarizes the main aspects of the in-progress PhD research that wants to provide supporting empirical-experimental analyses, deepening Queen Slat Headboard the aspects that can affect structural behaviour.The research will study emblematic cases in the Etna area, after having carried out a census and a typological classification never pu