Microfabrication of Transfer Standards for Calibration of Optical Quality Assurance System

Aneliya Karadzhinova, Maria Berdova, Timo Eero Hilden, Jouni Kalevi Heino, Rauno Lauhakangas, Eija Tuominen, Sami Franssila, Edward Haeggström, Ivan Vladislavov Kassamakov

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Abstract

Instrumentation of particle physics requires precisely engineered structures. Reliable quality assurance of detectors by calibrated tools is crucial. We developed and microfabricated transfer standards for lateral calibration of an optical scanning system employed for quality assurance of particle detectors. The standard was embodied as an array of cavities of specified depths and shapes. The fabrication involved common wet and dry silicon etching methods. The fabricated standards brought better than 2 μm lateral precision to rapid nondestructive QA work
Original languageEnglish
Title of host publication24th Micromechanics and Microsystems Europe Conference
Publication date2013
Publication statusPublished - 2013
MoE publication typeA4 Article in conference proceedings
EventMicromechanics and Microsystems Europe Conference - Espoo, Finland
Duration: 1 Sept 20134 Sept 2013
Conference number: 24

Fields of Science

  • 114 Physical sciences
  • System calibration
  • Transfer standard
  • Microfabrication
  • MEMS
  • quality assurance

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