Flat optics with designer metasurfaces

N Yu, F Capasso - Nature materials, 2014 - nature.com
Conventional optical components such as lenses, waveplates and holograms rely on light
propagation over distances much larger than the wavelength to shape wavefronts. In this …

Flip-chip assembly of VCSELs to silicon grating couplers via laser fabricated SU8 prisms

KS Kaur, AZ Subramanian, P Cardile, R Verplancke… - Optics express, 2015 - opg.optica.org
This article presents the flip-chip bonding of vertical-cavity surface-emitting lasers (VCSELs)
to silicon grating couplers (GCs) via SU8 prisms. The SU8 prisms are defined on top of the …

Versatile micro-and nanotexturing techniques for antibacterial applications

S Rowthu, P Hoffmann - Functional Nanostructured Interfaces for …, 2019 - Elsevier
Many interfacial properties are governed by both their surface chemistries and topologies. In
particular, surface patterning is gaining rapid momentum since last decade to aid in the …

Improved model for the angular dependence of excimer laser ablation rates in polymer materials

JEA Pedder, AS Holmes, PE Dyer - Applied Physics Letters, 2009 - pubs.aip.org
Measurements of the angle-dependent ablation rates of polymers that have applications in
microdevice fabrication are reported. A simple model based on Beer's law, including plume …

Microstructured glazing for daylighting, glare protection, seasonal thermal control and clear view

AG Kostro - 2015 - infoscience.epfl.ch
The appropriate choice of glazing in a facade depends on many factors. They include
amongst other criteria: location, orientation, climatic condition, energetic efficiency, usage of …

[PDF][PDF] Laser ablation and nanoimprint lithography for the fabrication of embedded light redirecting micromirrors

A Kostro, MA Gonzalez Lazo, Y Leterrier… - … CISBAT 2015 Future …, 2015 - infoscience.epfl.ch
Light redirecting devices usually increase the daylight illuminance level far from the window
but also affect the visual comfort to some extent. Some designs achieve high redirection rate …

Flip-chip bonding of VCSELs to silicon grating couplers via SU8 prisms fabricated using laser ablation

KS Kaur, AZ Subramanian… - 2015 European …, 2015 - ieeexplore.ieee.org
Flip-chip bonding of VCSELs to silicon grating couplers via SU8 prisms fabricated using laser
ablation Page 1 Flip-Chip Bonding of VCSELs to Silicon Grating Couplers via SU8 Prisms …

Ablation and cone formation mechanism on CR-39 by ArF laser irradiation

B Shakeri Jooybari, H Afarideh… - Journal of Applied …, 2015 - pubs.aip.org
In this work, chemical properties, surface modification, and micro structures formation on
ablated polyallyl di-glycol carbonate (CR-39) polymer by ArF laser irradiation (λ= 193 nm) at …

ArF laser ablation of CR-39 polymer: Effect of irradiation on cone structure formation

BS Jooybari, H Afarideh, M Lamehi-Racti… - Physics Procedia, 2015 - Elsevier
CR-39 polymer was processed with ArF laser. Conical microstructures formed on laser-
ablated CR-39. Scanning electron microscopy (SEM), Fourier transform infrared …

Laser-Assemblierung komplexer Mikrostrukturen mit sphärischen Partikeln

R Ghadiri - 2014 - hss-opus.ub.ruhr-unibochum.de
Die Miniaturisierung von Werkzeugen oder ganzen Systemen spielt eine immer wichtigere
Rolle in Wissenschaft und Forschung. Trotz diverser Herstellungsverfahren, stellt die …