TY - JOUR TI - A Comparative Study on Crack-bridging and Microstructural Densification Mechanisms Governing the Mechanical Properties of Fly-ash-based M25 Concrete Modified with MWCNT AND SiO2 NPS AU - Ashwini Balakumar AU - Siddharthan P AU - Jayasudha K AU - Manikandan G PY - 2026 DO - 10.13074/jent.2026.06.2622187 T2 - Journal of Environmental Nanotechnology JF - Journal of Environmental Nanotechnology JA - J. Environ. Nanotechnol. SP - 616 EP - 631 VL - 15 IS - 2 PB - Institute for Environmental Nanotechnology ER -