Also check https://www-europeanpharmaceuticalreview-com.cdn.ampproject.org/wp/s/www.europeanpharmaceuticalreview.com/article/8883/stabilisation-of-nanoparticles-during-freeze-drying-the-difference-to-proteins/amp/?usqp=mq331AQSKAFQCpgBn4n_pIvQ0qB_sAEg
Also check https://www-europeanpharmaceuticalreview-com.cdn.ampproject.org/wp/s/www.europeanpharmaceuticalreview.com/article/8883/stabilisation-of-nanoparticles-during-freeze-drying-the-difference-to-proteins/amp/?usqp=mq331AQSKAFQCpgBn4n_pIvQ0qB_sAEg