Large colloidal probes for atomic force microscopy: Fabrication and calibration issues

M Chighizola, L Puricelli, L Bellon… - Journal of Molecular …, 2021 - Wiley Online Library
Atomic force microscopy (AFM) is a powerful tool to investigate interaction forces at the micro
and nanoscale. Cantilever stiffness, dimensions and geometry of the tip can be chosen …

Influence of line tension on spherical colloidal particles at liquid-vapor interfaces

SP McBride, BM Law - Physical review letters, 2012 - APS
Atomic force microscopy (AFM) imaging of isolated submicron dodecyltrichlorosilane coated
silica spheres, immobilized at the liquid polystyrene-(PS-) air interface at the PS glass …

Temperature-dependent wall slip of Newtonian lubricants

PF Pelz, T Corneli, S Mehrnia… - Journal of Fluid …, 2022 - cambridge.org
We discuss (i) the measurement,(ii) interpretation and (iii) technical impact of temperature-
dependent wall slip and its activation energy for polar and non-polar hydrocarbon …

Nanoparticle adsorption at liquid–vapor surfaces: influence of nanoparticle thermodynamics, wettability, and line tension

HS Wi, S Cingarapu, KJ Klabunde, BM Law - Langmuir, 2011 - ACS Publications
We developed a statistical mechanical theory that describes the adsorption of nanoparticles
(NPs) at liquid–vapor surfaces. This theory accounts for the surface to bulk NP …

Reliable measurements of interfacial slip by colloid probe atomic force microscopy. I. Mathematical modeling

L Zhu, P Attard, C Neto - Langmuir, 2011 - ACS Publications
We developed a stable spread-sheet algorithm for the calculation of the hydrodynamic
forces measured by colloid probe atomic force microscopy to be used in investigations of …

No-slip boundary condition for weak Solid− liquid interactions

AP Bowles, CDF Honig, WA Ducker - The Journal of Physical …, 2011 - ACS Publications
Lubrication forces between hydrophobized glass surfaces in alkane liquids have been
measured using the atomic force microscopy colloid probe technique and compared to …

Reliable measurements of interfacial slip by colloid probe atomic force microscopy. III. Shear-rate-dependent slip

L Zhu, C Neto, P Attard - Langmuir, 2012 - ACS Publications
We present experimental evidence and theoretical models that demonstrate that the slip
length, which is the departure from the hydrodynamic no-slip boundary condition, cannot be …

Increasing AFM colloidal probe accuracy by optical tweezers

T Witko, Z Baster, Z Rajfur, K Sofińska, J Barbasz - Scientific Reports, 2021 - nature.com
A precise determination of the cantilever spring constant is the critical point of all colloidal
probe experiments. Existing methods are based on approximations considering only …

Direct thermal noise calibration of colloidal probe cantilevers

LO Heim, TS Rodrigues, E Bonaccurso - Colloids and Surfaces A …, 2014 - Elsevier
We show that the spring constant of colloidal probes made by attaching spherical
microparticles to atomic force microscope cantilevers can be directly calibrated by the …

Pickering Emulsion Transitions in 2, 6-Lutidine Plus Water Critical Liquid Mixtures

H Matsubara, K Chiguchi, BM Law - Langmuir, 2020 - ACS Publications
Silica particle (S) stabilized oil-in-water Pickering emulsions are observed in the two-phase
region of the critical liquid mixture 2, 6-lutidine (L) plus water (W). De-emulsification is found …