Si certaines sont impressionnantes et effrayantes, d'autres sont drôles et rassurantes !
Damacus steel was developed in the first millennium AD in India or Sri-Lanka. Its reputation is related to its exceptional properties and also to the moire pattern. A similar damask pattern could be obtained by forge-welding giving rise to controversies. Recent findings allow a better understanding of this pattern formation, and revealed the secret of sophisticated forgings.
This book presents in a first part, observations of ancient blade samples examined with modern technologies such as electron microscopy. The characteristic features of many typical swords from different periods are discussed: Celtic, Merovingian, Viking and oriental wootz swords, Persian shamshirs, Japanese katana, rapiers etc. In the second part, microstructural observations at different levels of magnification are discussed. A specific chapter introduces the main transformations undergone by these steels during the forging processes.
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Si certaines sont impressionnantes et effrayantes, d'autres sont drôles et rassurantes !
A gagner : la BD jeunesse adaptée du classique de Mary Shelley !
Caraïbes, 1492. "Ce sont ceux qui ont posé le pied sur ces terres qui ont amené la barbarie, la torture, la cruauté, la destruction des lieux, la mort..."
Un véritable puzzle et un incroyable tour de force !