Mechanical Tunability via Hydrogen Bonding in Metal-Organic Frameworks with the Perovskite Architecture. - Wei Li; Thirumurugan, A.; Barton, Phillip T.; Zheshuai Lin; Henke, Sebastian; Yeung, Hamish H.-M.; Wharmby, Michael T.; Bithell, Erica G.; Howard, Christopher J.; Cheetham, Anthony K. (Journal of the American Chemical Society, 2014)