Healio

Adolescent with large patellar osteochondral fracture, loose body in patellar instability

A 16-year-old female high school junior with a history of recurrent patellar instability presented with left knee pain ...
IEEE

Electronic structure analysis of core structures of threading dislocations in GaN

Abstract: It is known that threading dislocations degrade the performance of GaN-based electronic devices. Electronic structure of threading dislocations in GaN is not fully understood. Accordingly, ...
IEEE

Study of bulk and elementary screw dislocation assisted reverse breakdown in low-voltage (250 V) 4H-SiC p/sup +/-n junction diodes. II. Dynamic breakdown properties

Abstract: For Part I see ibid., vol.46, no.3, pp.478-84 (Mar. 1999). This paper outlines the dynamic reverse-breakdown characteristics of low-voltage (250 V) small-area 5/spl times/10/sup -4/ cm/sup 2 ...