Control of droplet formation for low viscosity fluid by double waveforms applied to a piezoelectric inkjet nozzle Wire-in-a-nozzle as a new droplet-on-demand electrogenerator Electric field-assisted droplet formation using piezoactuation-based drop-on-demand inkjet printing Fully magnetic printing by generation of magnetic droplets on demand with a coilgun Velocity profile inside piezoacoustic inkjet droplets in flight: comparison between experiment and numerical simulation Universal spreading of water drops on complex surfaces A novel method to produce small droplets from large nozzles Drop speeds from drop-on-demand ink-jet print heads Multi Pulse Train Modeling of Piezo-Drop-on-Demand Inkjet Print-Head Response A Review of 3D Printing Techniques and the Future in Biofabrication of Bioprinted Tissue A novel picoliter droplet array for parallel real-time polymerase chain reaction based on double-inkjet printing