Growth and characterization of semi-organic, third-order nonlinear optical (NLO) phthalic acid potassium chloride (PAPC) single crystals. - Natarajan, R.; Meena, M.; Shalini, M.; Ebinezer, B. Samuel; Sundararajan, R. S.; Girisun, T. C. Sabari (Journal of Materials Science: Materials in Electronics, 2024)