QUANTUM
   INTEGRABLE
   SYSTEMS and
   GEOMETRY
   2012









 3-7 SEPTEMBER 2012
 OLHÃO, PORTUGAL

Type-II integrable defects: Lax pair approach

Alexis Roa Aguirre

The Lax representation of some integrable models is discussed in the presence of type-II defects. In particular, recent results for modified conserved quantities derived from the so-called defect matrix are presented.