TY - CHAP A1 - Hurtig, Eckard A1 - Großwig, Stephan A1 - Ache, Robert A1 - Hänel, Klaus ED - Benner, Martin T1 - Fibre optik temperature measurement: a new approach to determinate the dynamic behavior of the heat exchanging medium inside a borehole heat exchanger T2 - Proceedings, TERRASTOCK 2000, 8th International Conference on Thermal Energy Storage, University of Stuttgart, Germany, August 28th until September 1st, 2000 Y1 - 2000 SN - 3-9805274-1-7 SP - 189 EP - 194 CY - Stuttgart ER -