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2009 4th IEEE International Conference on Nano/Micro Engineered and Molecular Systems
Nanomechanical mass sensor for monitoring deposition rates through confined apertures
Shenzhen, China
January 05-January 08
ISBN: 978-1-4244-4629-2
Julien Arcamone, CNM-IMB, Campus UAB, 08193 Bellaterra (Barcelona), Spain
Marc Sansa, CNM-IMB, Campus UAB, 08193 Bellaterra (Barcelona), Spain
Jaume Verd, Dept. Enginyeria Electronica. Universitat Autónoma de Barcelona. ETSE-UAB., 08193 Bellaterra, Spain
Arantxa Uranga, Dept. Enginyeria Electronica. Universitat Autónoma de Barcelona. ETSE-UAB., 08193 Bellaterra, Spain
Gabriel Abadal, Dept. Enginyeria Electronica. Universitat Autónoma de Barcelona. ETSE-UAB., 08193 Bellaterra, Spain
Nuria Barniol, Dept. Enginyeria Electronica. Universitat Autónoma de Barcelona. ETSE-UAB., 08193 Bellaterra, Spain
Marc A.F. van den Boogaart, Microsystems Laboratory (LMIS1), EPFL, CH-1015 Lausanne, Switzerland
Juergen Brugger, Microsystems Laboratory (LMIS1), EPFL, CH-1015 Lausanne, Switzerland
Francesc Perez-Murano, CNM-IMB, Campus UAB, 08193 Bellaterra (Barcelona), Spain
A nanoelectromechanical mass sensor is used to characterize material deposition rates in stencil lithography. The material flux through micron size apertures is mapped with high spatial (below 1 µm) and deposition rate (below 10 µm/s) resolutions by displacing stencil apertures above the sensor. The sensor is based on a resonating metallic beam with submicron-size width and thickness. The beam is monolithically integrated with a CMOS readout and amplifier circuit to constitute a self-oscillator.
Citation:
Julien Arcamone, Marc Sansa, Jaume Verd, Arantxa Uranga, Gabriel Abadal, Nuria Barniol, Marc A.F. van den Boogaart, Juergen Brugger, Francesc Perez-Murano, "Nanomechanical mass sensor for monitoring deposition rates through confined apertures," nems, pp.94-97, 2009 4th IEEE International Conference on Nano/Micro Engineered and Molecular Systems, 2009
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