VINGNANAM Journal of Science

Faculty of Science, University of Jaffna, Sri Lanka.

VINGNANAM Journal of Science

Faculty of Science, University of Jaffna, Sri Lanka.

Volume 20 – Issue 2 – 2025

March 8, 2026
Volume 20 - Issue 2 - 2025

Green synthesis of copper oxide and zinc oxide nanoparticles from Spondias dulcis leaf extract and their application for the removal of toxic methylene blue dye residue from water bodies

CuO nanoparticles / Green synthesis / Keerththana Sivapatham / Methylene blue dye / Ratnasothy Srikaran / ZnO nanoparticles

March 8, 2026
Volume 20 - Issue 2 - 2025

Assessment of Farmers’ Awareness, Perceptions, and Management Practices Related to Onion Anthracnose –Twister Disease in Sri Lanka

Agronomic practices / Anthracnose-twister disease / Christy Jeyaseelan Emmanuel / Devika Malkanthi De Costa / Farmers’ awareness / Kothai Kaveevendan / Onion / Survey

March 8, 2026
Volume 20 - Issue 2 - 2025

Enhancing Student Engagement in Physics Education through Autonomy-Supportive Intervention Program: An Experimental Study in Jaffna Educational Zone

autonomy-supportive teaching / instructional intervention / physics education / Prasanna Liyanage / Self-Determination Theory / Student engagement / Velnamby.T / Vijayakumaran Ponnampalam

March 8, 2026
Volume 20 - Issue 2 - 2025

Present Status and Abundance of Brachyuran Crabs from Two Different Locations in the Jaffna District, Sri Lanka

Edible crabs / Fish landing sites / Kakkaithevu / Piratheepa Sivakumar / Portunus / Thilaksika Visayakumaran / Vadamaradchy