The Cathedral of Braga, one of Portugal’s most iconic religious landmarks, preserves a profound connection between sacred traditions and fertility symbolism. At the core of this association stands Saint Gerald, whose legend recounts a remarkable event—fruits miraculously ripening in the depths of late autumn. This episode gave rise to a lasting ritual: each year, during his feast, his chapel is adorned with fru...
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This is not a Passacaglia is, indeed, a passacaglia! The irony of the title pays homage to one of my favourite painters of the Surrealist movement, René Magritte (1898–1967), and his iconic work La Trahison des Images (The Treachery of Images), better known as Ceci n'est pas une pipe (This is Not a Pipe). Magritte’s refined and biting creative humour has always fascinated me, and even though my musical work in ...
O QUINTETO para instrumentos de sopro (flauta/oboé/clarinete/fagote/trompa), uma obra de 1997-98 [extensas revisões desde 2000 até à versão final de 2024], deriva de um quarteto de clarinetes escrito em 1992-93 enquanto ainda estudante no Conservatório de Música do Porto. O material temático (melódico e harmónico) utilizado nos primeiro, segundo e quarto andamentos é basicamente o mesmo dessa versão mais antiga...
Microbial interactions, which regulate the dynamics of eco- and agrosystems, can be harnessed to enhance antagonism against phytopathogenic fungi in agriculture. This study tests the hypothesis that plant growth-promoting rhizobacteria (PGPR) can also be potential biological control agents (BCAs). Antifungal activity assays against potentially phytopathogenic fungi were caried out using cultures and cell-free f...
The Azores Islandof Corvo(Portugal) is home to a centuries-old woodworking tradition that has stood the test of timeand passed down through generations. Central to this craft is cedro-do-mato[Juniperus brevifolia(Seub.) Antoine], an endemic species of juniper found in the Azores. Artisans on Corvo have honed their skills in working with this and other local woods to create a variety of functional wooden locksch...
This paper presents and discusses some of the historical applications of thistles in the Portuguese heritage, such as in art and in culinary, since Roman times. Nowadays, the use of thistles is almost limited to the manufacture of cheese, where an aqueous extract of Cynara cardunculus L. dried flowers is added to milk for the coagulation process.
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This work discusses challenges in conventional grinding wheels: heat-induced tool wear and workpiece thermal damage. While textured abrasive wheels improve heat dissipation, the current surface-only methods, such as those based on laser and machining, have high renewal costs. The proposed manufacturing technology introduces an innovative 3D cooling channel structure throughout the wheel, enabling various channe...