For the second time since 2008 , Dr. Elieser Tarigan visited the Solar Energy Research Center (SERC), Dalarna University, Sweden in September 2010. Dr. Elieser Tarigan is a graduate of ESES from 2002/2003. After graduating from ESES Elieser studied for a PhD in the area of solar drying at the King Mungkuts University of Technology Thonbury, Thailand. After finishing his PhD he returned to University of Surabaya (Ubaya), Indonesia as a faculty member.
During his visit at SERC, Elieser Tarigan was giving lectures on solar drying, Hydropower, and Bioenergy for the ESES students. The visit was used also to discuss further possibilities of collaboration between SERC/ESES and University of Surabaya in the area of renewable energy. The visit is funded by at grant of the Swedish International Development Cooperation Agency (SIDA) within the Linnaeus-Palme program.

University of Surabaya has been expanding its 3rd campus in Trawas, a rural area of the East Java Province. At this campus it is planed to establish a research center in the field of renewable energy. Several courses related to renewable energy are now being offered and integrated into the curriculum at the faculty of engineering Ubaya. A student from ESES had carried out her master thesis project at Ubaya, investigating the performance of PV system installed at 3rd campus, Trawas.
In the Spring 2011 a staff of SERC of Dalarna University will carry out a return visit in University of Surabaya, Indonesia.