SACHIN KUMAR, VIJAY SAHU. Performance optimization of counter flow double pipe heat exchanger using different nano fluids. International Journal of Engineering Science & Humanities, [S. l.], v. 16, n. 2, p. 533–549, 2026. Disponível em: https://www.ijesh.com/j/article/view/853. Acesso em: 14 may. 2026.