Role of surfactant in controlling the deposition pattern of a particle-laden droplet: Fundamentals and strategies

X Shao, F Duan, Y Hou, X Zhong - Advances in colloid and interface …, 2020 - Elsevier
Evaporation of particle-laden droplets has attracted wide attention propelled by the vast
applications from disease diagnostics, bio-medicines, agriculture, inkjet printing to coating …

Deposition pattern of drying droplets

X Yang, Z Jiang, P Lyu, Z Ding… - … in Theoretical Physics, 2021 - iopscience.iop.org
The drying of liquid droplets is a common daily life phenomenon that has long held a special
interest in scientific research. When the droplet includes nonvolatile solutes, the evaporation …

Colloidal deposit of an evaporating sessile droplet on a non-uniformly heated substrate

LK Malla, R Bhardwaj, A Neild - Colloids and Surfaces A: Physicochemical …, 2020 - Elsevier
The pattern and profile of a dried colloidal deposit formed after evaporation of a sessile
water droplet containing polystyrene particles on a non-uniformly heated glass are …

Quantitative analysis of contact line behaviors of evaporating binary mixture droplets using surface plasmon resonance imaging

CH Jeong, HJ Lee, DY Kim, SB Ahangar… - International Journal of …, 2021 - Elsevier
A sessile binary mixture droplet (BMD) has a relatively simple geometry; it is in the shape of
a spherical cap. However, the contact line motion of a BMD during evaporation shows …

Surfactant control of coffee ring formation in carbon nanotube suspensions

NS Howard, AJ Archer, DN Sibley, DJ Southee… - Langmuir, 2023 - ACS Publications
The coffee ring effect regularly occurs during the evaporation of colloidal droplets and is
often undesirable. Here we show that adding a specific concentration of a surfactant can …

Fundamentals and Applications of Surface Wetting

T Josyula, L Kumar Malla, TM Thomas, SS Kalichetty… - Langmuir, 2024 - ACS Publications
In an era defined by an insatiable thirst for sustainable energy solutions, responsible water
management, and cutting-edge lab-on-a-chip diagnostics, surface wettability plays a pivotal …

Colloidal deposits via capillary bridge evaporation and particle sorting thereof

G Upadhyay, R Bhardwaj - Langmuir, 2021 - ACS Publications
Evaporating droplets of colloidal suspensions leave behind particle deposits which could be
effectively controlled via manipulating the surrounding conditions and particles and liquid …

Selective evaporation rate modeling of volatile binary mixture droplets

CH Jeong, HJ Lee, CK Choi, SH Lee - … Journal of Heat and Mass Transfer, 2021 - Elsevier
Despite numerous studies about droplet evaporation dynamics, the development of an
accurate model to estimate the evaporation rate has been under debate for several …

Pinning and depinning dynamics of an evaporating sessile droplet containing mono-and bidispersed colloidal particles on a nonheated/heated hydrophobic substrate

S Gupta, MR Thombare, ND Patil - Langmuir, 2023 - ACS Publications
The present study is primarily focused on the coupled effects of substrate heating, colloidal
dispersion, and particle size variation on the contact line (CL) pinning–depinning dynamics …

Analysis of profile and morphology of colloidal deposits obtained from evaporating sessile droplets

LK Malla, R Bhardwaj, A Neild - Colloids and Surfaces A: Physicochemical …, 2019 - Elsevier
We experimentally investigate the profile and morphology of the ring-like deposits obtained
after evaporation of a sessile water droplet containing polystyrene colloidal particles on a …