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Ivan R. Perch-Nielsen
Researcher at Technical University of Denmark
Publications - 55
Citations - 1725
Ivan R. Perch-Nielsen is an academic researcher from Technical University of Denmark. The author has contributed to research in topics: Optical tweezers & Dielectrophoresis. The author has an hindex of 19, co-authored 55 publications receiving 1670 citations.
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Integrating advanced functionality in a microfabricated high-throughput fluorescent-activated cell sorter
Anders Wolff,Ivan R. Perch-Nielsen,Ulrik Larsen,Peter Friis,Goran Goranovic,Claus Riber Poulsen,Jörg Peter Kutter,Pieter Telleman +7 more
TL;DR: This study presents a new pressure-driven microfabricated fluorescent-activated cell sorter chip with advanced functional integration, and develops a monolithically integrated single step coaxial flow compound for hydrodynamic focusing of samples in flow cytometry and cell sorting.
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Measurements of scattered light on a microchip flow cytometer with integrated polymer based optical elements
Zhenyu Wang,Jamil El-Ali,Mads Engelund,T. Gotsæd,Ivan R. Perch-Nielsen,Klaus Bo Mogensen,Detlef Snakenborg,Jörg Peter Kutter,Anders Wolff +8 more
TL;DR: An innovative microsystem is reported, in which several different optical elements are integrated with microfluidic channels to form a complete microchip flow cytometer, for the first time forward scattered light and incident light extinction were measured in a microsystem using integrated optics.
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Simulation and experimental validation of a SU-8 based PCR thermocycler chip with integrated heaters and temperature sensor
Jamil El-Ali,Ivan R. Perch-Nielsen,Claus Riber Poulsen,Dang Duong Bang,Pieter Telleman,Anders Wolff +5 more
TL;DR: In this article, a SU-8-based polymerase chain reaction (PCR) chip with integrated platinum thin film heaters and temperature sensor is presented, which is capable of fast thermal cycling.
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Actuation of microfabricated tools using multiple GPC-based counterpropagating-beam traps.
TL;DR: The functionalities of a generalized phase contrast (GPC) -based multiple-beam trapping system for the actuation of various microfabricated SiO2 structures in liquid suspension, which shows the collective and user-coordinated utility of multiple beams for driving microstructured objects.
Journal ArticleDOI
Independent trapping, manipulation and characterization by an all-optical biophotonics workstation
Hans-Ulrik Ulriksen,Jan Thøgersen,Søren Rud Keiding,Ivan R. Perch-Nielsen,Jeppe Seidelin Dam,Darwin Palima,Henrik Stapelfeldt,Jesper Glückstad +7 more
TL;DR: In this paper, a side-view geometry is introduced for accessing trapped particles with optical as well as other types of probe methods independent from the trapping process, which is illustrated by CARS and fluorescence spectroscopy of trapped polystyrene beads.