In wheelchair tennis, a player has to be constantly on the move because it becomes much more difficult to start in motion again after stopping. Most athletes move around at the back of the court ...

Throughout the entire flight a “next target” should be defined, to include position, altitude, configuration, speed, vertical ...

Figure 5 shows the distribution of the contact angle for the different degrees of PTFE coating as well as the mode values–the peak of the distribution. There is a wide range of contact angles in all ...