On the origin and evolution of the depletion zone in coffee stains.
Sign Up to like & getrecommendations! Published in 2019 at "Soft matter"
DOI: 10.1039/c9sm00228f
Abstract: The variation in the concentration of surfactant molecules along the air-water interface of a drying sessile drop containing colloidal particle-surfactant mixtures is known to inhibit the formation of coffee stains. This also leads to the… read more here.
Keywords: depletion zone; coffee stains; evolution depletion; depletion ... See more keywords
An expanding bacterial colony forms a depletion zone with growing droplets.
Sign Up to like & getrecommendations! Published in 2021 at "Soft matter"
DOI: 10.1039/d0sm01348j
Abstract: Many species of bacteria have developed effective means to spread on solid surfaces. This study focuses on the expansion of Pseudomonas aeruginosa on an agar gel surface under conditions of minimal evaporation. We report the… read more here.
Keywords: depletion zone; bacterial colony; expanding bacterial; depletion ... See more keywords
A Visualization Technique of a Unique pH Distribution around an Ion Depletion Zone in a Microchannel by Using a Dual-Excitation Ratiometric Method
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DOI: 10.3390/mi9040167
Abstract: The ion depletion zone of ion concentration polarization has a strong potential to act as an immaterial barrier, separating delicate submicron substances, including biomolecules, without causing physical damage. However, the detailed mechanisms of the barrier… read more here.
Keywords: depletion zone; ion; distribution; ion depletion ... See more keywords