String quartet movements with a large-scale structure similar to that of a symphony: Substantial modifications to the typical structure were already achieved in Beethoven's later quartets, and despite some notable examples to the contrary, composers writing in the twentieth century increasingly abandoned this structure. Many other chamber groups can be seen as modifications of the string quartet: Further expansions have also been produced such as the String octet by Mendelssohn. Notably, Schoenberg included a soprano in the last two movements of his second string quartet, composed in 1908. This instrumentation of adding a voice is succeeded by Hindemith , Finzi, Respighi, Ginastera,
Jasper String Quartet J Freivogel, violin Karen Kim, violin Sam Quintal, viola Rachel Henderson Freivogel, cello Jasper String Quartet The Jasper String Quartet is a professional string quartet based in Philadelphia, Pennsylvania. Currently the Ensemble in Residence at Temple University's Center for Gifted Young Musicians, the quartet was previously the Quartet in Residence at Oberlin Conservatory (from 2010-2012). Formed in 2004 while its members were in school at Oberlin Conservatory, the quartet completed string quartet master's programs at Rice University (2006-2008) and Yale University (2008-2010). The group's primary mentors are James Dunham, Norman Fischer and the Tokyo String Quartet. In 2010, they joined