Yttrium-based phosphor materials belonging to the class known as garnets have witnessed a strong return with the development of the first white LEDs. Among these materials, yttrium aluminum garnet doped with cerium has ...

In recent years, cerium oxide (CeO2, or ceria) became a versatile nanostructured material because of its unique properties derived from the low dimensionality and high surface area. It was also extensively studied due ...

The definition of Lean n is: eliminating all sources of error, time and effort that are not necessary starting with the raw materials and up to the final product, from order to delivery and from design to launch. TRW is ...

Lean Manufacturing is currently the most important management method for the production companies. The method is used in conjunction with the quality instrument referred to as “6 sigma”, derived from the Toyota production ...

The experimental research carried out in this paper aims at obtaining thin films of TiO2 and TiN and at characterizing them in terms of morphology, structure, transparency and electrical properties. The films were obtained ...

Lean Manufacturing is currently the most important management method for manufacturing companies. The method, used in conjunction with the quality tool called “six sigma”, is based on Toyota Production System and has ...

From an economic point of view, the driving force of rapid technological development of WEEE recycling solutions is the recovery of valuable metals, until not long ago just on copper and gold. Nowadays many other metals ...

Contemporary market must provide products that adapt to customer needs, which requires large investments and long-term employment. Producers have to take care of the buyers’ different way of thinking. The quality of ...

Depending on the conditions of their use, most equipment gets deteriorated in time. In this paper the corrosion rate (CR) was verified by using the experiment of weight loss (WL) of specimens from steam boiler pipes (SBP) ...

The product information system is an organizational device for regulating the creation, circulation, use and evolution of the information assets of the product definitions. It refers to all the information that defines ...