Acid loading 1 Antibacterial 1 Antibacterials 1 Caffeic acid 1 Caffeic acids 1 Cyclodextrin metal–organic framework 1 Cyclodextrins 1 Escherichia coli 1 Fourier transform infrared spectroscopy 1 Metalorganic frameworks (MOFs) 1 Microwave integrated circuits 1 Minimum inhibitory concentration 1 Morphology and size 1 Rapid synthesis Scanning electron microscopy 1 Thermogravimetric analysis 1 Ultrasonic power 1 Ultrasonics 1 Ultrasound-assisted 1