Moving or stopping fluids

BPERFORMING OPERATIONS TRANSPORTING B01Physical, chemical processing B01LCHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE

B01L2400/00Moving or stopping fluids

B01L2400/02Drop detachment mechanisms of single droplets from nozzles or pins B01L2400/021non contact spotting by inertia B01L2400/022droplet contacts the surface of the receptacle B01L2400/024touch-off at the side wall of the receptacle B01L2400/025tapping tip on substrate B01L2400/027electrostatic forces between substrate and tip B01L2400/028Pin is moved through a ring which is filled with a fluid B01L2400/04Moving fluids with specific forces or mechanical means B01L2400/0403specific forces B01L2400/0406capillary forces B01L2400/0409centrifugal forces B01L2400/0412using additionally coriolis forces B01L2400/0415electrical forces B01L2400/0418electro-osmotic flow [EOF] B01L2400/0421electrophoretic flow B01L2400/0424Dielectrophoretic forces B01L2400/0427Electrowetting B01L2400/043magnetic forces B01L2400/0433vibrational forces B01L2400/0436acoustic forces B01L2400/0439ultrasonic vibrations, vibrating piezo elements B01L2400/0442thermal energy B01L2400/0445Natural or forced convection B01L2400/0448Marangoni flow Thermocapillary effect B01L2400/0451Thermophoresis Thermodiffusion Soret-effect B01L2400/0454radiation pressure, optical tweezers B01L2400/0457passive flow or gravitation B01L2400/046Chemical or electrochemical formation of bubbles B01L2400/0463Hydrodynamic forces, venturi nozzles B01L2400/0466Evaporation to induce underpressure B01L2400/0469Buoyancy B01L2400/0472Diffusion B01L2400/0475specific mechanical means and fluid pressure B01L2400/0478pistons B01L2400/0481squeezing of channels or chambers B01L2400/0484Cantilevers B01L2400/0487fluid pressure, pneumatics B01L2400/049vacuum B01L2400/0493Specific techniques used B01L2400/0496Travelling waves B01L2400/06Valves, specific forms thereof B01L2400/0605check valves B01L2400/0611duck bill valves B01L2400/0616Ball valves B01L2400/0622distribution valves, valves having multiple inlets and/or outlets B01L2400/0627Molecular gates forcing or inhibiting diffusion B01L2400/0633with moving parts B01L2400/0638membrane valves, flap valves B01L2400/0644rotary valves B01L2400/065sliding valves B01L2400/0655pinch valves B01L2400/0661shape memory polymer valves B01L2400/0666Solenoid valves B01L2400/0672Swellable plugs B01L2400/0677phase change valves Meltable, freezing, dissolvable plugs Destructable barriers B01L2400/0683mechanically breaking a wall or membrane within a channel or chamber B01L2400/0688surface tension valves, capillary stop, capillary break B01L2400/0694vents used to stop and induce flow, backpressure valves B01L2400/08Regulating or influencing the flow resistance B01L2400/082Active control of flow resistance B01L2400/084Passive control of flow resistance B01L2400/086using baffles or other fixed flow obstructions B01L2400/088by specific surface properties