Kiselev AD, Pozhidaev EP, Chigrinov VG, Kwok H-S. Polarization gratings and electro-optics of deformed helix ferroelectric liquid crystals. Photonics Lett. Pol. [Internet]. 2011 Mar. 31 [cited 2024 Apr. 20];3(1):pp. 29-31. Available from: https://www.photonics.pl/PLP/index.php/letters/article/view/3-11