Microfluidic Droplet Sizing Calculator

Droplet microfluidics: Calculate droplet diameter (\(d_{\text{drop}}\)), generation frequency (\(f\)), Capillary number (\(Ca\)), and dripping-jetting regimes.

Microchannel Geometry & Fluid Properties

Nozzle / Orifice Width w (µm):

Channel Height h (µm):

Dispersed Flow Q_d (µL/min): Water / aqueous phase

Continuous Flow Q_c (µL/min): Carrier fluorinated oil

Continuous Visc. µ_c (mPa·s): HFE-7500 oil ~ 4.5

Interfacial Tension γ (mN/m): With surfactant ~ 3-10

Junction Geometry:

Droplet Generation Kinetics

Droplet Diameter (d_drop)

Generation Frequency (f)

Capillary Number Ca_c

Flow Ratio (Q_c/Q_d)

Breakup Regime

Emulsion Monodispersity Assessment

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Microfluidic Droplet Sizing Calculator

Microchannel Geometry & Fluid Properties

Droplet Generation Kinetics

Frequently Asked Questions