@Article{pk2021-1, title = "Experimental Demonstration of Light Focusing Enabled by Monolithic High-Contrast Grating Mirrors", author = "Paulina Komar and Marcin Gębski and James A. Lott and Tomasz Czyszanowski and Michał Wasiak", year = 2021, month = "may", journal = "ACS Appl. Mater. Interfaces", volume = "13", number = "21", pages = "25533–25539" }