Extended Data Fig. 9: Simulation setup and results for BSA-valves and a device image. | Nature Sensors

Extended Data Fig. 9: Simulation setup and results for BSA-valves and a device image.

From: Wearable lateral flow assays for cortisol monitoring with time-dynamic sweat sampling and sensing by electrochromic timers

Extended Data Fig. 9: Simulation setup and results for BSA-valves and a device image.The alternative text for this image may have been generated using AI.

a, Boundary conditions for the simulation. b, Water saturation at the outlet (right) for BSA loading concentrations (w/v, 1 μL) of 0%, 1%, 2%, and 3%. c, Simulated progression of water saturation (blue) and BSA dissolution (red) for valves with 3% BSA, 2% BSA, and 1% BSA. d, Fully integrated system incorporating paper-based microfluidics, electrochromic timing elements, and LFAs to facilitate and characterize the time-dependent collection and chemical analysis of sweat. Scale bar, 10 mm.

Source Data

Back to article page