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Thomas Maeder

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Related publications (92)

Page 4 of 5

Thick-film multi-DOF force / torque sensor for wrist rehabilitation

Thomas Maeder, Roger Gassert, Caroline Marguerite Jacq

A complete six degree of freedom (6 DOF) force/torque sensor has been designed and fabricated, adapted to wrist rehabilitation applications, with the focus laid on simple, straightforward manufacturing processes. This paper details the mechanical design, 3 ...

Elsevier2010

Thick-film multi-DOF force / torque sensor for wrist rehabilitation

Thomas Maeder, Roger Gassert, Caroline Marguerite Jacq

A complete six–degree-of-freedom (6-DOF) force / torque sensor has been designed and fabricated for wrist rehabilitation applications, with the focus laid on simple, straightforward manufacturing processes. This paper details the mechanical design, 3D-mode ...

Elsevier2009

Integrated LTCC micro-fluidic modules - an SMT flow sensor

Thomas Maeder, Peter Ryser, Yannick Sébastien Fournier

This paper presents a thermal flow sensor based on the calorimetric principle realized by using low temperature co-fired ceramic (LTCC) technology, where the tapes and flow channel have been structured by laser machining. A standard configuration of a calo ...

2005

The Magnetic Diagnostic Set for ITER

Thomas Maeder, Jonathan Bryan Lister, Duccio Testa, Jean-Marc Moret, René Chavan, Francisco Sanchez, Gilbert Tonetti, Albert Perez, Matthieu Toussaint

2010

Assessment of the ITER high-frequency magnetic diagnostic set

Jonathan Bryan Lister, Jean-Marc Moret, Duccio Testa, René Chavan, Thomas Maeder, Gilbert Tonetti, Albert Perez, Francisco Sanchez, Matthieu Toussaint

The ITER high-frequency (HF) magnetic diagnostic system has to provide essential measurements of MHD instabilities with vertical bar delta B-MEAS/B-POL vertical bar similar to 10(-4) (similar to 1 G) for frequencies up to 2 MHz to resolve toroidal mode num ...

Elsevier2011

Impedance spectroscopy study of carbon nanotube–glass microfiber composites

Thomas Maeder

The method of fabricating composites composed of a glass micro ber matrix and the conductive nano bers is proposed. The nano bers incorporating single-walled carbon nanotubes (SWCNTs) and an organic material are spread over the surface of glass micro bers ...

2016

Fabrication of a Millinewton Force Sensor Using Low Temperature Co-fired Ceramic (LTCC) Technology

Thomas Maeder, Peter Ryser, Hansu Birol

This study is aimed at outlining the fabrication of a novel piezoresistive force sensor using LTCC technology, which operates at millinewton range, yet is compatible with low cost thick-film fabrication process. Mechanical and electrical characterization o ...

Elsevier2007

Subsolidus phase equilibria in the PbO-poor part of the TiO2–PbO–SiO2 system and its application in low-temperature thick-film dielectrics

Thomas Maeder, Caroline Marguerite Jacq

Subsolidus equilibria in the PbO-poor part of the TiO2–PbO–SiO2 diagram were studied with the aim of investigating possible applications for low-temperature thick-film dielectrics. The tie lines are between PbTiO2 and PbSiO3, and between PbTiO3 and SiO2. T ...

2006

Low-firing thick-film piezoresistive sensors for medical instruments

Thomas Maeder, Peter Ryser, Caroline Marguerite Jacq

In this work, a low-firing thick-film materials system allowing fabrication of piezoresistive sensors on surgical alloys is presented in detail, with application to a force-sensing surgical instrument. The system comprises a series of individual thick-film ...

Elsevier2011

LTCC-Based Sensors for Mechanical Quantities

Thomas Maeder

Besides their excellent dielectric and thermo-mechanical characteristics Low Temperature Cofiring Ceramics (LTCC) are also well suited for the fabrication of 3D micromechanical components such as sensors for mechanical quantities. This paper describes the ...

Soc Microelectronics, Electron Components Materials-Midem2012

A nanoparticle bed micro-reactor with high syngas yield for moderate temperature micro-scale SOFC power plants

Paul Muralt, Thomas Maeder, Bo Jiang

This work introduces and investigates the a novel compact catalytic nanoparticle bed micro-fabricated reactor suitable for utilization in small-scale intermediate-temperature micro-SOFC systems. It is shown that the presented micro-reactor is able to produ ...

Elsevier2012

Study of the impact of high-voltage trimming on several characteristics of model TFRs and their stability

Thomas Maeder, Peter Ryser, Caroline Marguerite Jacq, Niklaus Johner

In this work we study in more details the impact of voltage trimming on different characteristics of model thick-film resistors (TFRs). Two series of RuO2-based TFRs with different conducting grain sizes are studied. As the composition of model pastes is c ...

2007

Effects of Thermal Losses on the Heating of a Multifunctional LTCC Module for Atomic Clock Packaging

Thomas Maeder, Peter Ryser, Conor Joseph Slater, Fabrizio Vecchio

An innovative multifunctional LTCC module has been designed for miniature atomic clock packaging. The components of miniature atomic clocks need to be efficiently packaged and connected to each other, and a precise temperature control is required for them. ...

Trans Tech Publications Ltd2012

Screen-printed electrochemical chromium (VI) sensing electrodes for effluent bioremediation monitoring

Thomas Maeder, Caroline Marguerite Jacq

Simple, low-cost and acid-resistant carbon-based screen-printed electrodes (SPEs) addressed to detection of hexavalent chromium species, Cr(VI), in sulfuric acid at pH about 1, were prepared and characterized. Working and counter electrodes were prepared j ...

Elsevier2014

FireBird: PowerPC e200 Based SoC for High Temperature Operation

Yusuf Leblebici, Andreas Peter Burg, Thomas Maeder, Pascal Andreas Meinerzhagen, Conor Joseph Slater, Carl Christian Sten Dominic Senning, Ömer Cogal, Radisav Cojbasic

PowerPC Architecture microcontrollers are commonly used in embedded applications. In this work we present FireBird, the first PowerPC based SoC for reliable operation beyond 200C. It is a significant challenge to design SoCs for reliable operation at high ...

2013

Modification of Thick-film Conductors Used in IP Technology for Reduction of Warpage during Co-firing of LTCC (Low Temperature Co-fired Ceramic) Modules

Thomas Maeder, Peter Ryser, Hansu Birol

LTCC technology offers low temperature firing (

Trans Tech Publications2006

Development of a force amplitude- and location-sensing device designed to improve the ligament balancing procedure in TKA

Hannes Bleuler, Thomas Maeder, Denis Crottet

A force-sensing device to intraoperatively measure knee joint forces and moments to improve the ligament balancing procedure during total knee arthroplasty has been developed. It consists of two sensitive plates, one for each condyle, a tibial base plate a ...

2005

Laser Soldered Packaging Hermeticity Measurement Using Metallic Conductor Resistance

Thomas Maeder, Jacques Jacot

Packaging is the last step of the manufacturing process of Microsystems. The LPM is working on the development of a two-part soldered packaging. One part of the package is metallic; the other part is made of glass. The goal of the project is to solder the ...

2006

Low-cost thick-film force sensors for the 100 N force range

Thomas Maeder, Peter Ryser, Giancarlo Corradini

This work presents calculations and measurements on a novel low-cost thick-film force sensor design for the 100 N force range. The mechanical concept of these force sensors is based on a double ring biaxial load, which allows the fabrication of simple sens ...

2006

Fabrication of low-temperature co-fired ceramics micro-fluidic devices using sacrificial carbon layers

Thomas Maeder, Peter Ryser, Caroline Marguerite Jacq, Hansu Birol, Sigfried Strässler

Ease of fabrication and design flexibility are two attractive features of low temperature co-fired ceramics (LTCC) technology for fabrication of complex micro-fluidic devices. Such structures are designed and processed using different shaping methods, the ...

2005