1. Assistant Professor, School of Engineering, Univ. of British Columbia, Kelowna, BC, Canada V1V1V7 (corresponding author).
2. Engineer in Training, Metro Vancouver 4330 Kingsway, Burnaby, BC, Canada V5H4G8; formerly, NSERC Undergraduate Student Research Assistant, Univ. of British Columbia, Kelowna, BC, Canada V1V1V7.
3. Ph.D. student, School of Engineering, Univ. of British Columbia, Kelowna, BC, Canada V1V1V7.