October 2019 Katherine Callejas > Other Awards Collaboration on TWAS individual grant proposal. Topic: Nanotechnology Affiliate Member Ms. Katherine Callejas Membership since: 2020 Guatemala | Currently in: Guatemala Field of activity: Engineering sciences Awards October 2019 grant TWAS Degrees: 2018 Undergraduate Engineering sciences Publications Publications resulting from Research Effect of additions of multiwall carbon nanotubes (MWCNT-COOH and MWCNT-Thiazol) in mechanical compression properties of a cement-based material Awards October 2019 grant TWAS