Enhancement of Chemical Stability and Crystallinity in Porphyrin‐Containing Covalent Organic Frameworks by Intramolecular Hydrogen Bonds1. (14th October 2013) - Kandambeth, Sharath; Shinde, Digambar Balaji; Panda, Manas K.; Lukose, Binit; Heine, Thomas; Banerjee, Rahul