Forklift trucks are a basic element in material handling and will help to control the flow of goods in the future. This paper outlines how forklift trucks with integrated RFID hardware can be deployed in warehouse IT systems. Forklift trucks will be able to communicate with management assistant systems by means of RFID and WLAN. Goods carriers like pallets and pallet cages are equipped with RFI...

Methylmalonic acid (MMA) is a biomarker for vitamin B12 deficiency. This application note describes a fast, simple, and sensitive method to detect MMA in plasma that uses a zwitterionic hydrophilic interaction chromatography (ZIC®-HILIC) column with LC-MS or LC-MS/MS. Introduction Methylmalonic acid (MMA) levels in serum, plasma and urine are used to monitor cobalamin (vitamin B12) deficiency1 ...

In the early era of microcomputer-based automotive electronics, a separate ECU was developed for each functional unit such as engine management or transmission control. Coordination with the other ECUs was implemented via control lines, e.g. lines carrying pulsewidth modulated signals. Growing functionality, however, was driving the number of control lines and their costs upwards. That is why, ...

in this article the influence of the equipped playgrounds has been compared with natural playgrounds. playing and moving are the main activity in a young child’s life. allowing children to experience the natural and man-made elements in their living environment generates cognitive and social skills development and increases their educational qualities. today, in iran most spaces for children’s ...