The impact and spreading of a small liquid drop on a non-porous substrate over an extended time scale

S Jung, IM Hutchings - Soft Matter, 2012 - pubs.rsc.org
… deposited drops from a solution of polystyrene in toluene with Re = 110.8 and We = 2.75
onto a glass substrate, with a static contact angle of <5. They measured β* ≈ 4.49, compared …

Influence of spray angle on the pore and crack microstructure of plasma‐sprayed deposits

J Ilavsky, AJ Allen, GG Long, S Krueger… - Journal of the …, 1997 - Wiley Online Library
… The data from the 50 spray angle sample system is that of the interlamellar pores, where
the pores are mostly parallel to the substrate. The other void system is that of (Fig. 9) and from …

Absorption of picoliter droplets by thin porous substrates

H Tan - AIChE Journal, 2017 - Wiley Online Library
… pL-droplet impact with porous substrates using predictions from … a droplet and a porous
substrate involves many events (eg, … the contact angle hysterisis using two contact angle values (…

Liquid film entrainment during dip coating on a saturated porous substrate

R Sathyanath, A Aarthi, SK Kalpathy - Chemical Engineering Science, 2020 - Elsevier
… encoding the influence of porosity in an effective Navier slip boundary condition at the porous
substrate surface. It … The contact angle measurement of silicone oil on the porous alumina …

Automated extraction of in situ contact angles from micro-computed tomography images of porous media

A Ibekwe, D Pokrajac, Y Tanino - Computers & Geosciences, 2020 - Elsevier
… larger than bulk contact angles of 35 ± 3 measured on a flat glass substrate using identical
test … angles can dramatically underestimate in situ contact angles even in the simplest porous

Absorption and spreading of a liquid droplet over a thick porous substrate

R Chebbi - ACS omega, 2021 - ACS Publications
… and the porous substrate (… the porous substrate is modeled as a spherical cap, and the
experimental data include the radii of the contact and wetted areas along with the contact angles

In Situ Fabrication of Three‐Dimensional Graphene Films on Gold Substrates with Controllable Pore Structures for High‐Performance Electrochemical Sensing

L Shi, Z Chu, Y Liu, W Jin, N Xu - Advanced Functional …, 2014 - Wiley Online Library
porous structures plays a critical role in their interfacial behaviors,36, 37 the contact angle
measurements … As shown in insets of Figure 2C,F,I, with the decrease of the pore dimensions …

Ellipsometric study of refractive index anisotropy in porous silicon

H Krzyżanowska, M Kulik, J Żuk - Journal of luminescence, 1998 - Elsevier
angle of incidence ellipsometry studies of porous Si layers prepared from p + -type (111)
Si substrates… Ψ as a function of the incidence angle Φ 0 was performed and the refraction …

Short timescale wetting and penetration on porous sheets measured with ultrasound, direct absorption and contact angle

K Sarah, H Ulrich - RSC advances, 2018 - pubs.rsc.org
… It seems that while overall the penetration is following a Lucas–Washburn type time
dependency, for our substrate we need a more complex pore model than the one in the Lucas–…

Wetting properties of flat and porous silicon surfaces coated with a spiropyran

D Dattilo, L Armelao, G Fois, G Mistura, M Maggini - Langmuir, 2007 - ACS Publications
… The representative contact angle ϑ was then taken as the mean … for the next sequence of
contact angle measurements. … within the pores of the etched silicon substrate that determines …