1. Associate Professor, İstanbul Technical Univ., Civil Engineering Faculty, Building Materials Laboratory, Maslak, Istanbul 34469, Turkey (corresponding author).
2. Assistant Professor, İstanbul Technical Univ., Civil Engineering Faculty, Building Materials Laboratory, Maslak, Istanbul 34469, Turkey.
3. Research Assistant, İstanbul Technical Univ., Civil Engineering Faculty, Building Materials Laboratory, Maslak, Istanbul 34469, Turkey.