Briefly described, embodiments of the present disclosure include: confining/focusing vortex flow transmission structures, mass spectrometry systems including a confining/focusing vortex flow transmission structure, methods of using the confining/focusing vortex flow transmission structure, methods of...http://www.google.co.uk/patents/US7595487?utm_source=gb-gplus-sharePatent US7595487 - Confining/focusing vortex flow transmission structure, mass spectrometry systems, and methods of transmitting particles, droplets, and ions
