This article is the result of initial tests and studies about two systems for chromatic representation. It introduces and discusses the use and importance of two graphic codes created in Portugal as well as their graphic ...

Current research main objective is to identify colours that traditionally have been use in Cuenca´s Historical Center civil architecture. To reach this objective, a methodology has been developed that includes historic ...

In this work we have studied pure and thulium- and chromium-doped ZBLAN glasses irradiated by ultra-short laser pulses. A Ti:sapphire CPA system was used, producing a 500 Hz train of pulses, centered at 830 nm, with 375 ...

In this work we have studied pure and thulium- and chromium-doped ZBLAN glasses irradiated by ultra-short laser pulses. A Ti:sapphire CPA system was used, producing a 500 Hz train of pulses, centered at 830 nm, with 375 ...