The spine has several important functions including load transmission, permission of limited motion, and protection of the spinal cord.The vertebrae form functional spinal units, which represent the smallest segment that has characteristics of the entire spinal column.Discs and paired facet joints within each functional unit form a three-joint comp
Ski de fond - Homme - Skis - Back country In this paper we present the multicommodity auction model BCBT-I that allocates indivisible network resources among bidders.The approach can be considered as a generalization of the basic multicommodity model for balancing communication bandwidth trade (BCBT).The BCBT model assumes that offers concerning in
This paper proposes a novel Baby Bottle metasurface-based monopulse antenna.A multimode pyramidal horn with four ports is selected as the feed of the proposed monopulse antenna.The 3-dB couplers and the optimized waveguide phase shifters are employed to design the monopulse comparator.In order to obtain good sum and difference beams performance, me