Browsing by Business Units "Div-T"
Now showing items 1-20 of 62
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3d Printing on MEMS: Integration of 3d Shock Stopper on a Micro Mirror
(2019)We have developed a polymer-based 3D shock stopper and absorber based on micro stereolithography technology that is integrated onto a prefabricated wafer of a MEMS micro mirror used as a high-power laser steering system. ... -
A D-optimal design to model the performances of dressings and devices for negative pressure wound therapy
(2016)A D-optimal design was used to identify and model variables that affect the transit time of wound exudate through an illustrative dressing used for negative pressure wound therapy. Many authors have addressed the clinical ... -
A simple one-pot Adams method route to conductive high surface area IrO2-TiO2 materials
(2016)Iridium titanium oxide materials were prepared using a simple one-pot method by reacting inorganic metal precursors with sodium nitrate at 350 degrees C (Adams method). HAADF-STEM images and XRD studies indicate a mixture ... -
An ultra-fast mechanically active cell culture substrate
(2018)We present a mechanically active cell culture substrate that produces complex strain patterns and generates extremely high strain rates. The transparent miniaturized cell stretcher is compatible with live cell microscopy ... -
Confined electron and hole states in semiconducting carbon nanotube sub-10 nm artificial quantum dots
(2018)We show that quantum confinement in the valence and conduction bands of semiconducting single-walled carbon nanotubes can be engineered by means of artificial defects. This ability holds potential for designing future ... -
Conformal Deposition of Conductive Single-Crystalline Cobalt Silicide Layer on Si Wafer via a Molecular Approach
(2018)The realization of metal-semiconductor contacts plays a significant role in ultrascaled integrated circuits. Here, we establish a low-temperature molecular approach for the conformal deposition of a 20 nm Co-rich layer on ... -
Controlling mesopore size and processability of transparent enzyme-loaded silica films for biosensing applications
(2015)Silica-based nanoporous thin films including large mesopores are relevant as enzyme supports for applications in biosensing. The diffusion and immobilization of large biomolecules such as enzymes in such porous films require ... -
Coplanar embedding of multiple 3D cell models in hydrogel towards high‑throughput micro‑histology
(2022)Standardised and high-throughput methods have been developed for the production and experimental handling of some 3D in vitro models. However, adapted analytical tools are still missing for scientists and researchers to ... -
Development of a realistic human respiratory tract cast representing physiological thermal conditions
(2019)Toxicological assessment of inhaled aerosols and their effects on respiratory tissue cells requires accurate measurements of particle delivery, properties, evolution, and deposition in the human respiratory tract. These ... -
Development of a Sol-Gel Based Nanoporous Unsteady Pressure Sensitive Paint and Validation in the Large Transonic Onera S2MA Windtunnel
(2015)A new unsteady Pressure Sensitive Paint based on a nanostructured sol-gel coating has been developped and tested on a steel model of a civil aircraft in the ONERA's S2MA transonic windtunnel. Two inserts were fitted in the ... -
Enhanced piezoelectric properties of c-axis textured aluminium scandium nitride thin films with high scandium content: influence of intrinsic stress and sputtering parameters
(2017)Aluminium scandium nitride (ASN) exhibits a largely enhanced piezoelectric response as compared to aluminium nitride (AlN), which makes it an upcoming piezoelectric material for use in next generation RF filters, sensors, ... -
Enhanced Second-Harmonic Generation from Sequential Capillarity-Assisted Particle Assembly of Hybrid Nanodimers
(2017)We show enhanced second-harmonic generation (SHG) from a hybrid metal dielectric nanodimer consisting of an inorganic perovskite nano particle of barium titanate (BaTiO3) coupled to a metallic gold (Au) nanoparticle. BaTiO3 ... -
Enhancing elastic stress relaxation in SiGe/Si heterostructures by Si pillar necking
(2016)We demonstrate that the elastic stress relaxation mechanism in micrometre-sized, highly mismatched heterostructures may be enhanced by employing patterned substrates in the form of necked pillars, resulting in a significant ... -
Experimental characterization of the opposition surge in fine-grained water-ice and high albedo ice analogs
(2016)We measured the bidirectional reflectance in the VIS-NIR spectral range of different surfaces prepared from small-grained spherical water-ice particles over a wide range of incidence and emission geometries, including ... -
Fabrication of Functional Plastic Parts Using Nanostructured Steel Mold Inserts
(2017)We report on the fabrication of sub-micro and nanostructured steel mold inserts for the replication of nanostructured immunoassay biochips. Planar and microstructured stainless steel inserts were textured at the sub-micron ... -
Facile Synthesis, Size-Separation, Characterization, and Antimicrobial Properties of Thiolated Copper Clusters
(2018)Metal nanomaterials have attracted extensive attention in biological labeling and imaging due to their controllable physical and chemical properties. Recently, a lot of effort has been devoted to preparing various ultrasmall ... -
Friction coefficient of diamond under conditions compatible with microelectromechanical systems applications
(2016)Because of its good tribological properties, diamond has been suggested to solve the known reliability issues in silicon MEMS components submitted to frictional contacts. An evaluation of self-mating diamond friction under ... -
From plastic to elastic stress relaxation in highly mismatched SiGe/Si heterostructures
(2016)We present a detailed experimental and theoretical analysis of the epitaxial stress relaxation process in micro-structured compositionally graded alloys. We focus on the pivotal SiGe/Si(001) system employing patterned Si ... -
Grafted-to polymeric layers for highly adhesive electroless metal coatings on ultra-smooth 3D printed surfaces
(2022-03-24)A process has been developed to produce highly adhesive metallic layers onto polymeric surfaces. It is specifically aimed at ultra-smooth polymeric substrates produced by stereolithography (SLA) with applications in the ...