Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Niels R. Tas"'
Autor:
Marta Lafuente, Lucas J. Kooijman, Sergio G. Rodrigo, Erwin Berenschot, Reyes Mallada, María P. Pina, Niels R. Tas, Roald M. Tiggelaar
Publikováno v:
Micromachines, Vol 15, Iss 9, p 1129 (2024)
Surface enhanced Raman spectroscopy (SERS) is gaining importance as sensing tool. However, wide application of the SERS technique suffers mainly from limitations in terms of uniformity of the plasmonics structures and sensitivity for low concentratio
Externí odkaz:
https://doaj.org/article/b7b65a4b07d340d097672197ddf95eaa
Autor:
Dirk Jonker, Erwin J. W. Berenschot, Niels R. Tas, Roald M. Tiggelaar, Arie van Houselt, Han J. G. E. Gardeniers
Publikováno v:
Nanoscale Research Letters, Vol 17, Iss 1, Pp 1-16 (2022)
Abstract Convex cylindrical silicon nanostructures, also referred to as silicon nanocones, find their value in many applications ranging from photovoltaics to nanofluidics, nanophotonics, and nanoelectronic applications. To fabricate silicon nanocone
Externí odkaz:
https://doaj.org/article/e2a2517c92ce4d5cb44be13512cf1a59
Autor:
Henk-Willem Veltkamp, Yves L. Janssens, Meint J. de Boer, Yiyuan Zhao, Remco J. Wiegerink, Niels R. Tas, Joost C. Lötters
Publikováno v:
Micromachines, Vol 13, Iss 11, p 1908 (2022)
In micro-machined micro-electromechanical systems (MEMS), refilled high-aspect-ratio trench structures are used for different applications. However, these trenches often show keyholes, which have an impact on the performance of the devices. In this p
Externí odkaz:
https://doaj.org/article/0696249c50ab453eaba5c142d025a0dd
Autor:
Erwin Berenschot, Roald M. Tiggelaar, Bjorn Borgelink, Chris van Kampen, Cristian S. Deenen, Yasser Pordeli, Haye Witteveen, Han J. G. E. Gardeniers, Niels R. Tas
Publikováno v:
ACS Applied Nano Materials, 5(10), 15847-15854. American Chemical Society
High-density arrays of silicon wedges bound by {111} planes on silicon (100) wafers have been created by combining convex corner lithography on a silicon dioxide hard mask with anisotropic, crystallographic etching in a repetitive, self-aligned multi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::41b8cf7cf06129435ab81af6682e5a2c
https://doi.org/10.1021/acsanm.2c04079
https://doi.org/10.1021/acsanm.2c04079
Autor:
Francesco Dituri, Matteo Centonze, Erwin J. W. Berenschot, Niels R. Tas, Arturo Susarrey-Arce, Silke Krol
Publikováno v:
Nanomaterials, Vol 11, Iss 12, p 3233 (2021)
In vitro cell models play important roles as testbeds for toxicity studies, drug development, or as replacements in animal experiments. In particular, complex tumor models such as hepatocellular carcinoma (HCC) are needed to predict drug efficacy and
Externí odkaz:
https://doaj.org/article/1464bdae859f4f6492de4c6e66fb6176
Autor:
Dirk Jonker, Erwin J. W. Berenschot, Roald M. Tiggelaar, Niels R. Tas, Arie van Houselt, Han J.G.E. Gardeniers
Publikováno v:
35th IEEE International Conference on Micro Electro Mechanical Systems Conference, MEMS 2022, 561-564
STARTPAGE=561;ENDPAGE=564;TITLE=35th IEEE International Conference on Micro Electro Mechanical Systems Conference, MEMS 2022
STARTPAGE=561;ENDPAGE=564;TITLE=35th IEEE International Conference on Micro Electro Mechanical Systems Conference, MEMS 2022
A novel fabrication technique is developed to deliver self-aligned gate structures on vertically aligned periodic silicon nanocones with gate aperture radii of 65±3 nm and a surface density of 1.6 billion structures cm-2 across the 100 mm diameter s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::455f81b15f0b755992193720105b6c28
https://doi.org/10.1109/mems51670.2022.9699565
https://doi.org/10.1109/mems51670.2022.9699565
Autor:
Marta Lafuente, Erwin J. W. Berenschot, Roald M. Tiggelaar, Sergio G. Rodrigo, Reyes Mallada, Niels R. Tas, María P. Pina
Publikováno v:
Microchimica acta, 190:38. Springer
The Editors-in-Chief have retracted this article. After publication the editors were alerted to irregularities within the SERS spectra presented in figures 2C and 3B. The authors were informed of this and while addressing these concerns the authors c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::505cabe0e46df98c9894f4cdf0b75023
https://doi.org/10.1007/s00604-022-05620-y
https://doi.org/10.1007/s00604-022-05620-y
Autor:
Bjorn T.H. Borgelink, Erwin J.W. Berenschot, Remco G.P. Sanders, Stefan Schlautmann, Niels R. Tas, Han J.G.E. Gardeniers
Publikováno v:
Sensors and Actuators B: Chemical, 365:131943. Elsevier
Sensors and Actuators B: Chemical
Sensors and Actuators B: Chemical
Microfluidic pedestal nozzles have been fabricated using self-aligned wafer-scale microfabrication methods. Through implementation of these novel fabrication strategies, nozzles with a concentric rim at the nozzle exit were made. The process allows t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::045d1289764d099617c424e75441bf6b
https://research.utwente.nl/en/publications/5f091fe9-ac53-4235-a4b2-d2bf3b5cfba4
https://research.utwente.nl/en/publications/5f091fe9-ac53-4235-a4b2-d2bf3b5cfba4
Autor:
Bjorn T.H. Borgelink, Erwin J. W. Berenschot, Remco G.P. Sanders, Stefan Schlautmann, Han Gardeniers, Niels R. Tas
Publikováno v:
35th IEEE International Conference on Micro Electro Mechanical Systems Conference, MEMS 2022, 259-262
STARTPAGE=259;ENDPAGE=262;TITLE=35th IEEE International Conference on Micro Electro Mechanical Systems Conference, MEMS 2022
STARTPAGE=259;ENDPAGE=262;TITLE=35th IEEE International Conference on Micro Electro Mechanical Systems Conference, MEMS 2022
Silicon dioxide pedestal nozzles are introduced, featuring a sharp concentric rim with an edge angle of approximately 5° and a sub-20 nm radius of curvature. The nozzles show an unprecedented ability to pin the contact line of de-ionized water, and
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9e0ba03def9988c08fc08e01db74e7dd
https://doi.org/10.1109/mems51670.2022.9699536
https://doi.org/10.1109/mems51670.2022.9699536
Autor:
Marta Lafuente, Erwin J. W. Berenschot, Roald M. Tiggelaar, Reyes Mallada, Niels R. Tas, Maria P. Pina
Publikováno v:
Micromachines, Vol 9, Iss 2, p 60 (2018)
One of the main limitations of the technique surface-enhanced Raman scattering (SERS) for chemical detection relies on the homogeneity, reproducibility and reusability of the substrates. In this work, SERS active platforms based on 3D-fractal microst
Externí odkaz:
https://doaj.org/article/78d05275393d44a5a24b6fd34624d92c