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From smart systems to viable products [description of the field]
L5- Simulation, Modelling and Computer Aided Design Laboratory
1. Mission: research, simulation
and modelling activities oriented
to collaborative research
projects, education (short
courses, seminars, workshops),
services (offering access to
hardware and software tools) and consulting (design/
optimization) in the field of micro/bio/nanotechnologies.
2. Competence related to the field
The main expertise of our laboratory is in the field of modeling, simulation and computer aided design for microsystems, sensors/actuators, mask design, coupled field simulations, modeling and optimization of technological processes
Our competences in the field consists in simulation and evaluation of micro/nanodevices; analysis, development and optimization of numerical models:
structural analysis (static, modal, buckling, harmonic and transient), thermal analysis (static, transient), electric and magnetic field analysis, piezoelectric analysis, coupled field analysis (thermo-mechanical, electro-mechanical, electro-thermo-mechanical) of various MEMS and MOEMS.
3. Key people
 Raluca Müller received the M.Sc (1978) and PhD in Electronics and Telecommunications, from “Polytehnica” University of Bucharest, Romania. From 1978-1994 she was Research Scientist with Research Institute for Electronic Components, Romania; since 1994 she is with IMT Bucharest (National Institute for Research and Development in Microtechnologies). Currently she is Head of Development in Information Technologies Department. Her main scientific interests include design, modelling and technological processes for microelectronic devices, integrated optics, microsensors and microsystems. She was involved in teaching activities as associated professor at University “Valahia Targoviste” (1997-2003). She is the leader of several national research projects and scientist in charge from IMT in international projects as: IMPACT Project (FP5) with CNRS – LAAS Toulouse ( 2003-2004), FP 6: ASSEMIC- Marie Curie Training Network (2004-2007)- Contract No MRTN-CT -2003-504826, FP6- PATENT (Modelling and Simulation cluster) and Leonardo da Vinci – Microteaching Project, coordinated by RWTH Aachen University. She is author for more than 60 scientific papers presented at conferences and published in journals (Sensor&Actuators, J. of Micromechanics and Microeng, Optical Materials, J. of Luminescsnce,etc).
Oana Tatiana Nedelcu is graduated (MSc Diploma) in Fluid Mechanics, at University of Bucharest, Romania, and she is PhS Student in microfluidics at Politechnica University of Bucharest. She has 12 years experience in research for MEMS and microfluidic structures at National Institute for Research and Development in Microtechnologies. Currently she works as scientific researcher in Simulation, Modelling and Computer Aided Design Laboratory. Her scientific interests includes design, modelling and simulations of MEMS ans microfluidic components of mcrosystems (actuators, micropumps).
She is implied in research for FP6 international projects like:
- PATENT: “Design for Micro & Nano Manufacture”(PATENT-DfMM, NoE-FP6) WP2, Grant “Fault Modelling and System Simulation of Flow-FETs“
- “Lab-on-a-chip implementation of production processes for new molecular imaging agents” (MI Lab-on-Chip), STRP no 516984 (2005-2008), Priority 3 Nanotechnologies and Nanosciences, knowledge-based multifunctional materials and new production and devices
Constantin Tibeica studied Physics and received the B.Sc. degree in Optics (1998), and the M.Sc. degree in Plasma and Lasers (2000), both from the University of Bucharest, Romania. Since 1998 he has been working in the National Institute for R&D in Microtechnologies (IMT) – Bucharest, where his main interest is concentrated on the simulation of the micro-electro-mechanical devices. He has expertise in the field of simulation and modeling of MEMS devices, processes and physical interactions at microscale by using FEM-based simulation tools, including mechanical, thermal, piezolectric, microfluidic and coupled field analysis. He is currently involved in national and international research projects that require simulation tasks.
Rodica Voicu received the M.Sc (2006) in Geometry, Topology and Computational Algebra from Mathematics and Computer Sience Faculty, University of Bucharest, Romania and is PhD Student in Mathematics since 2006, at the same university.
From 2004-prezent she is with IMT- Bucharest (National Institute for Research and Development in Microtechnologies). Currently she works as scientific researcher in Simulation, Modelling and Computer Aided Design Laboratory.
Her main scientific interests include design, modelling and simulations of MEMS (cantilevers, microgrippers), statistical (Monte Carlo method) simulations, implementing of different simulations algorithms using Matlab Program, characterization of rough surfaces.
She is involved in national and international projects as:
FP6- PATENT:
-
“Design for Micro & Nano Manufacture”(PATENT-DfMM, NoE-FP6
- WP2, Grant “Simulation of the stiction effect in the metal-to-metal resistive contact occurring in MEMS switches”
- “Round-Robin Modeling Study”
- “Integrated Characterisation of Packaging Hermeticity Combining Test, Modelling, Reliability Characterisation and Packaging Integration of a Humidity Microsensor”
NATIONAL PROJECTS: “Sensors and actuators microstructures for microrobotic pozitioning, for mechanical and biological manipulation- MEMSAS”
She is author for some scientific papers presented at conferences.
Irina Codreanu studied at University of Bucharest, Faculty of Mathematics and Computer Science between 1999 and 2004 and received the Diploma in Mathematics and Computer Science in June 2004. Between 2001 and 2002 she studied at Hamburg University, Faculty of Informatics, with a “Socrates - Erasmus” scholarship. She followed the Master courses of “Politehnica” University of Bucharest, Faculty of Applied Sciences, Specialization “Risk, Decision and Prognosis Models”, in the period October 2004 – July 2006. She obtained the Master Degree in the summer of 2006. In October 2006 she started her PhD studies at the “Politehnica” University of Bucharest, Faculty of Electronics, Telecommunications and Information Technology. Since 2003, she has been working in the National Institute for R&D in Microtechnologies (IMT) – Bucharest, where her main interest is concentrated on modeling and simulation of microfluidic systems and MEMS, development of improved optimization techniques for problems that do not allow an analytical approach, statistical analysis of experimental and evolutionary computation techniques. She is also a teaching assistant at “Politehnica” University of Bucharest, at the Department of Mathematics.
4. Relevant projects
FP6/: ASSEMIC - Advanced Handling and Assembly in Microtechnology (2004-2007), 003-504826, Marie Curie Research Training Network
FP6/ IST:PATENT - Design for Micro & Nano Manufacture (Packaging, Test and Reliability Engineering in Micro & Nanosystem Technologies)- NoE No.507255, (2004-
2008)
CEEX/Romanian Project: MEMSAS- Sensors and actuators microstructures for micro robotic positioning, for mechanical and biological manipulation
CEEX/Romanian Project: - Nonconventional Materials for Microtechnology – Research and Experimentation of Elastomer-Based Microstructures for Applications in the Field of Microsystems
CEEX/Romanian Project: ECOMAF - Knowledge Based Ecological Materials for Fire Protection, with Sectorial and Intersectorial Applications
5. Relevant equipments
►COVENTORWARE 2006: Software Package – the newest version – dedicated to design, modeling and simulation of micro-electro-mechanical and microfluidic systems. The software is based on FEM (Finite Elements Methods) for MEMS type simulations [electrostatic, mechanical, thermal, electric, coupled electro-thermo-mechanical, piezoelectric] and VOF (Volumes of Fluids) for microfluidic type simulations (flows under pressure / temperature gradient, electrokinetics, diffusion, bubble-drop analysis, chemical reactions, fluid-structure interactions). Both static and transient analysis can be performed. Application domains are micro-electro-mechanical systems, microfluidic components for biomedical devices, sensors, actuators. The software also allow to design the 2D layout, processes
Contact: O. Nedelcu (oanan@imt.ro), Simulation, Modeling and Computer Aided Design Laboratory
►Technical computing language MatLab 7.0 (2006); - mathematical software; MATLAB is a high-level technical computing language and interactive environment for algorithm development, data visualization, data analysis, and numeric computation. The MATLAB language supports the vector and matrix operations that are fundamental to engineering and scientific problems. It enables fast development and execution. It can be used for mathematical calculus, algorithms development, data acquisitions, modeling and simulations, data analysis and visualization, scientific and engineering graphics, applications development (including graphic interface). MATLAB contains mathematical, statistical, and engineering functions ( up to sophisticated functions as determining the eigenvalues of a matrix, Bessel functions, Fourier transformations, etc) to support all common engineering and science operations.
Contact: R.Voicu (rodicav@imt.ro), Simulation, Modeling and Computer Aided Design Laboratory
►The ANSYS® MultiphysicsTM 11.0 solution provides the analysis industry’s most comprehensive coupled physics tool combining structural, thermal, CFD (Computational Fluid Dynamics), acoustic and electromagnetic simulation capabilities in a single software product. With the ANSYS® MultiphysicsTM solution, users can realize the benefits of the core physics of the entire ANSYS simulation suite in one convenient package. Applications include rotating machines (motors and alternators), sensors and actuators, power generators and transformer systems, and micro-electro mechanical systems (MEMS). ANSYS® MultiphysicsTM software is a general-purpose analysis tool that allows users to combine the effects of two or more different yet inter-related physics within one unified simulation environment. The analysis classes that ANSYS® MultiphysicsTM can deal with are covering the following domains: structural; spectrum response; thermal; electrostatics; magnetostatics; ion optics; CFD; acoustics; low-frequency magnetic; low-frequency electric; high-frequency electromagnetic; circuit analysis and coupling, all of them in static, dynamic and time transient regime.
Contact: V. Moagar- Poladian (victorm@imt.ro), Simulation, Modeling and Computer Aided Design Laboratory
►Fluoreecence spectrometer in UV-vis-NIR, also for reflection, transmission and absorption
- impulse laser at 266 nm, 18 mJ / pulse, 29 psec, 10 Hz repetitioon frequency
- suplemmentary components for the laser: optical table, deflection mirror at 90 degrees, x-y positioning equipment with a 15 cm travel, 0,1 microns resolution and 3 microns accuracy
Contact: G. Moagar- Poladian (gabim@imt.ro), Simulation, Modeling and Computer Aided Design Laboratory
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