This PDF file includes:

• text S1. Step-by-step screening procedure.
• text S2. Advantages of the new screening platform.
• fig. S1. Photographs of the microtiter vacuum manifold platform.
• fig. S2. Overview of the microfluidic device fabrication.
• fig. S3. Modifying a 96-well plate with metal outlet posts: A schematic summary.
• fig. S4. Procedure for loading source solutions into the 96-well screening plate.
• fig. S5. Interfacing a PDMS microfluidic device with the metal tube–modified 96-well plate.
• fig. S6. Summary of screening trials using syringe pumps.
• fig. S7. Workflows for screening droplet-based microfluidic carrier oils.
• fig. S8. Screened emulsion droplets exhibiting features suggestive of mineralization by optical stereomicroscopy.
• fig. S9. Precipitates recovered from mineralized droplets produced with oil r1B exhibit titania and are morphologically distinct from the precipitates generated from oil r1A.
• fig. S10. Device used for W/O/W double emulsion production.
• fig. S11. An alternate approach for preparing double emulsions.
• fig. S12. An evaluation of the structural stability conferred to W/O/W double emulsions when mineralized with different metal species.
• table S1. Twenty-five library surfactants.
• table S2. Twenty-two library essential oils.
• Legends for movies S1 to S5
• Legend for data file S1
• Reference (63)

Download PDF

Other Supplementary Material for this manuscript includes the following:

• movie S1 (.mov format). A collage of four microfluidic devices recorded in operation via stereomicroscopy.
• movie S2 (.mov format). Example of an oil that leads to droplet merging at the PDMS microfluidic chip outlet.
• movie S3 (.mov format). Example of an oil that leads to stable droplets at the PDMS microfluidic chip outlet.
• movie S4 (.mov format). W/O emulsion produced with oil r2 (see Table 1) and 10% TiBALDH as the water phase.
• movie S5 (.mov format). Microfluidic generation of W/O/W droplets.
• file S1. A .dwg file of the microfluidic pattern set shown in fig. S2.