Nanoimprint lithography: Emergent materials and methods of actuation

LM Cox, AM Martinez, AK Blevins, N Sowan, Y Ding… - Nano Today, 2020‏ - Elsevier
Shortly after its inception, nanoimprint lithography (NIL) was primarily used as tool for the
thermal embossing and flash curing of thermoplastic resists and polymer precursors …

Surface wrinkling on polydimethylsiloxane microspheres via wet surface chemical oxidation

J Yin, X Han, Y Cao, C Lu - Scientific reports, 2014‏ - nature.com
Here we introduce a simple low-cost yet robust method to realize spontaneously wrinkled
morphologies on spherical surfaces. It is based on surface chemical oxidation of aqueous …

High viscosity polymeric fluid droplet formation in a flow focusing microfluidic device–Experimental and numerical study

J Carneiro, J Campos, JM Miranda - Chemical Engineering Science, 2019‏ - Elsevier
Experimental and numerical studies concerning the formation of droplets of a viscous fluid in
a less viscous immiscible one (viscosity ratio of 533), containing surfactant, were conducted …

Influences of substrate adhesion and particle size on the shape memory effect of polystyrene particles

LM Cox, JP Killgore, Z Li, R Long, AW Sanders, J **ao… - Langmuir, 2016‏ - ACS Publications
Formulations and applications of micro-and nanoscale polymer particles have proliferated
rapidly in recent years, yet knowledge of their mechanical behavior has not grown …

Morphing metal-polymer janus particles.

LM Cox, JP Killgore, Z Li, Z Zhang, DC Hurley, J **ao… - 2014‏ - deepblue.lib.umich.edu
The direct deformation and shape recovery of micron-sized polystyrene particles via
nanoimprint lithography is reported. The recovery of the programmed PS particles can be …

PDMS droplet formation and characterization by hydrodynamic flow focusing technique in a PDMS square microchannel

J Carneiro, E Doutel, J Campos… - … of Micromechanics and …, 2016‏ - iopscience.iop.org
This study reports the generation of polydimethylsiloxane (PDMS) droplets by hydrodynamic
flow focusing technique in a PDMS square microchannel. The droplet generation was …

Integrated bottom-up and top-down soft lithographies and microfabrication approaches to multifunctional polymers

L Persano, A Camposeo, D Pisignano - Journal of Materials Chemistry …, 2013‏ - pubs.rsc.org
Organic multifunctional materials are becoming increasingly relevant to many fields of
technology. Bottom-up assembly processes to give well-defined supramolecular …

Optically Active, Magnetic Microparticles: Constructed by Chiral Helical Substituted Polyacetylene/Fe3O4 Nanoparticles and Recycled for Uses in Enantioselective …

H Zhang, G Qian, J Song, J Deng - Industrial & Engineering …, 2014‏ - ACS Publications
This paper reports a novel category of optically active magnetic microparticles (OAMMPs),
which are exclusively constructed by helical polymer chains and Fe3O4 nanoparticles. The …

PDMS microparticles produced in PDMS microchannels under the jetting regime for optimal optical suspensions

J Carneiro, J Campos, JM Miranda - Colloids and Surfaces A …, 2019‏ - Elsevier
This study reports the generation and characterization of polydimethylsiloxane (PDMS)
microparticles. Droplets are produced in the jetting regime by hydrodynamic flow focusing …

Visualization of PDMS microparticles formation for biomimetic fluids

J Carneiro, E Doutel, JBLM Campos… - Micro and …, 2015‏ - ingentaconnect.com
In vitro experiments of blood flow are usually performed with blood analogue fluids due to
ethical and practical considerations. The ideal analogue must match the rheology of blood in …