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Original title in Czech: Mikroelektronika a technologieFEKTAbbreviation: PP-METAcad. year: 2017/2018
Programme: Electrical Engineering and Communication
Length of Study: 4 years
Accredited from: 25.7.2007Accredited until: 31.12.2020
Profile
The doctoral study programme is focused on the preparation of scientific and research specialists in various fields of microelectronics and technology for electrical engineering. Particularly in the theory, design and testing of integrated circuits and systems, in semiconductor devices and structures, intelligent sensors, optoelectronics, electrical technology materials, industrial processes and electric power sources. Doctoral studies are closely associated with scientific and research activities of the faculty staff. The aim is to provide the PhD education (to the graduates of master's programme) in all subareas of microelectronics and deepen the theoretical knowledge (especially in mathematics and physics), teach the PhD students to the methods of scientific work, and provide them with special knowledge and practical skills (both obtained mainly during their researching activities associated with solving dissertation thesis issues). Current and expected future trends play an important role, particularly in electronics and communication technology. Due to the developed theoretical education of high quality and specialisation in chosen field of study the PhD graduates are sought as specialists in all areas of electrical engineering.The aim is to provide the doctor education in all these particular branches to students educated in university magister study, to make deeper their theoretical knowledge, to give them also requisite special knowledge and practical skills and to teach them methods of scientific work.
Key learning outcomes
The doctors are able to solve scientific and complex engineering tasks from the area of microelectronics and electrical technology Wide fundamentals and deep theoretical basis of the study program bring high adaptability and high qualification of doctors for the most of requirements of their future creative practice in all areas of microelectronics and electrotechnology. The doctors are competent to work as scientists and researchers in many areas of basic research or research and development, as high-specialists in the development, design, construction, and application areas in many institutions, companies, and organisations of the electrical and electronics research, development, and industry as in the areas of electrical services and systems, inclusively in the special institutions of the state administration. In all of these branches they are able to work also as the leading scientific-, research-, development- or technical managers.
Occupational profiles of graduates with examples
The graduate of the doctoral study programme is able to solve scientific and complex engineering tasks in the field of microelectronics and technology for electrical engineering. The graduate has reached a high level of general theoretical knowledge in the branch and is further specialized in the area of his/her dissertation thesis. Having broad theoretical knowledge, the PhD graduate is capable of meeting work requirements of both fundamental and applied research. The PhD graduates are sought out as specialists in all branches of microelectronics and technology. They are able to work as research workers, as members of management staff in fundamental or applied research, as design, construction or operation specialists in various research and development institutions, electronics manufacturing firms, and to work for various users of electronic systems and devices. They will be able to employ advanced technology everywhere in a creative way.
Guarantor
prof. Ing. Vladislav Musil, CSc.
Issued topics of Doctoral Study Program
The focus of the thesis is to optimise the design means of preparation of the aperiodic optical diffractive structures in the fibre waveguides aimed to the construction of the sensors and spectral filters. The thesis will utilise and show the design and verification of the necessary modifications of the present mask based fibre grating exposition systems to allow for the exposition of the diffractive structures by use of the interferometric method. Forming the LP aperiodic structures will be experimentally shown and acquired features compared to the Bragg grating features. The design model for forming the desired functionality grating is expected to be composed. The means for the control of the grating properties and for the fast evaluation of the spectral changes of the aperiodic diffractive structures will be designed and experimentally verified. Reference: Kayshyap, R.: Fiber Bragg Gratings. AP, San Diego, 1999.ISBN 0-12-400560-8 Othonos, A, Kyriacos, K.: Fiber Bragg Gratings, fundamentaks and applications in telecommunications and sensing. AH, Norwood, 1999. ISBN0-89006-344-3
Tutor: Urban František, doc. Ing., CSc.
In this work the student will survey the methods of measurements and evaluation of electrical impedance of electrochemically relevant sample. The student will become familiar with the concept of artifacts in measurements in a four-electrode connection. The student will learn experimental methods of impedance measurement as well as computational methods (Finite elements modelling) to asses, side by side, the expected and the measured data. The student will develop geometrically difficult configurations to elucidate proper evaluation of realistic awkwardly-shaped samples.
Tutor: Vanýsek Petr, prof. RNDr., CSc.
The aim of the work is focused to design new microelectronics structures for smart cities. This work will target on using new circuit principles allowing a reduction of electricity consumption of these systems.
Tutor: Šteffan Pavel, doc. Ing., Ph.D.
Study way of cooling power semiconductor devices, mainly LED diodes. Study luminous efficiency of LED´s with temperature. Computer simulation temperature ratios in structure. Will be solved multilayer structures, connecting of printed board with metal core and ceramic materials (LTCC ceramic). It will be possibility cooling with liquid flow in channels. Is preliminary agreement cooperation with industry company. Is possibility to get reward for PhD student. Dissertable core: Design of cooling system for power LED diodes with combination LTCC, Alumina with cooling channels for liquid. Student will measure on it.
Tutor: Šandera Josef, doc. Ing., Ph.D.
Items of work will be study properties of metals mostly ferromagnetic materials in eveporating process. Will be examinating vacuum evaporating process and their influence on mechanical and electrical properties of layers. Disertable core: Determine new techological procedure of evaporation, which enable required properties.
In practice are using acid fuel cells only of PEM type, the main disadvantage is the high corrosivity of most metals. The main topic will be research of possible use of lead in fuel cells with acidic electrolyte.
Tutor: Bača Petr, doc. Ing., Ph.D.
The goal of the thesis is to study and analyze the optical fibre resonant and mode conversion macrostructures with longitudinal step and gradient changes of the propagation constant. The aim is also finding the applicable methods of fabrication of the structures and optimizing the structures for their use in sensing. The works will utilize the abilities of the station for the optical fibres hetero splicing and the station for laser ultra micromashining of optical fibres. The expected results will be the optimized samples of the fibre heterostuctures for sensing and the optimised methods of their fabrication Reference: Kayshyap, R.: Fiber Bragg Gratings. AP, San Diego, 1999.ISBN 0-12-400560-8 Othonos, A, Kyriacos, K.: Fiber Bragg Gratings, fundamentaks and applications in telecommunications and sensing. AH, Norwood, 1999. ISBN0-89006-344-3
This research is focused on investigation of charging and discharging redox salt solutions that are capable of repeat charging and discharging. Initial research will focus on solutions of vanadium salts with the possibility to expand to other systems. The aim of the research will be to understand the relationship of the design and efficiency and longevity of the proposed systems. The experimental methods will include all the modern instrumental techniques of electrochemistry and materials science.
Item of work is determine long-term reliability ligt systems with LEDs. Emphasis will be put on influence humidity and temperatures. Accelerated reliability test will be realized. Is determine preliminary agreement of common research with industry company. Is possibility to get reward for Ph.D. student. Dissertable core: Publishing and determine of original assembly results.
Material and structure research of tuneable optical filters based on pizoelectric effect in thin-film materials.
Tutor: Vaněk Jiří, doc. Ing., Ph.D.
Theoretical study failure phenomenas of solder joint using in electronic. Measuring and simulation (ANSYS) reliability of real solder joints. Determine of diagnostic methodology and define reliability. Determine of fatique coefficients. Core of disertability: Original calculating methodology for determine of fatique coefficients for specific application.
The work is focused on the study of photoelectroactivity of ceramic materials immersed in solution systems. These systems will be modified to understand the efficiency of their composition on photoactive current. This will be used for optimization of both the ceramic materials and the solutions, usable for photocatalytic conversion.
Tutor: Novák Vítězslav, doc. Ing., Ph.D.
For lead-acid battery is achieved only limited utilization of the active material, which is around 40%. A possible way to overcome this limitation is the transition from micro to nano particle size of active materials (especially PbO2), which occurs due to an increase in the active surface with the result of higher yield. The task of research to preparation of nanostructured active materials sizes and verify the above hypothesis.
Utilizing new circuit principles for low-voltage low-power analog circuit design. These circuits serve mainly in biomedical area. Theoretical design and experimental evaluations using program Cadence with technology 0.18 um from TSMC.
Tutor: Khateb Fabian, prof. Ing. et Ing., Ph.D. et Ph.D.
In this work will be developt new electrolytes for supercapacitors, electrochromic elements or electrochemical power sources with higher fire safety
Tutor: Sedlaříková Marie, doc. Ing., CSc.
Verify usage of graphenoid in the structure of the solar cell for absorbtion of light in the IR region.
Research on the preparation of active layers for electrochromic systems by vacuum and nonvacuum methods. Study their behavior and intercalation properties with liquid electrolytes and gel electrolytes
Nonconventional semiconductor structures for low-voltage integrated circuits. Theoretical design, simulations, and experimental evaluations of designed integrated circuits with low-voltage and low-power.
Tutor: Musil Vladislav, prof. Ing., CSc.
The substance of the topic is to extend the theory of nonlinear resonance to circuits with memristors, memcapacitors, and meminductors. For networks, employing such advanced nano-elements, it will be necessary to find a generalized definition of the resonance, today's known definitions of the resonance in linear and nonlinear circuits being its special cases. Furthermore, complex processes associated with this phenomenon could be analyzed both in the time and frequency domains with the help of the energetic approach. Proposals fo the utilization of the results are expected, particularly in the area of analog signal processing.
Tutor: Biolek Dalibor, prof. Ing., CSc.
New design techniques for operational amplifiers with extremely low voltage supply. The voltage supply target is in range of 0.5-0.3V with power consumption in range of nanoamperes. The function of the proposed structures will be described and simulated by using 0.18 µm CMOS technology from TSMC.
In this work the student will become familiar about the current issues of energy storage in the electrochemical redox flow cells and monitoring the extent of their charge. The research will lead to the design and development of methods that can be used for continuous monitoring of the state of charge of such cells. Two basic principles will be used: optical tracking in those systems where the hue changes due to the state of charge and the electrochemical measurement in the other cases.
Items of work will be determine and testing new methods of assembly electronic modules and systems on printed board and reliability estimation of this systems. Design will prefere automatic assembly in automatic machine. Is determine preliminary agreement of common research with industry company. Is possibility to get reward for Ph.D. student. Dissertable core: Determine and testing autenthic assembly methods.
Thermoelectric generators can utilize temperature gradients from natural sources or temperature gradients during the processing of waste heat. These heat flows, they are abundant, predictable and steady for a limited time - so it can serve as a reliable energy source in many applications. Very low voltage achievable in one thermocouple requires integration of an extremely large number of thermocouples or Peltier TEC modules in one system and their connection to the inverter operating with extremely low voltage. Use of organic semiconductors and printing technologies allows mass production of these systems.
Tutor: Boušek Jaroslav, prof. Ing., CSc.
The student will learn in this project about current issues of energy storage using electrochemical redox flow cells. The experimental component of the work will lead to the improvement of the cells based on the principle of the vanadium redox system and to the design and development of new cells, not using the vanadium redox couples.
Dissertation topic relates to study the effect of the additional ultrasonic energy at the time of formation of the solder joint for leaded and lead-free alloys. The goal is the investigation of the effects on the microstructure of joints and its microstructural properties (mechanical, electrical, lifetime, reliability). It is expected the use of electron microscope and microhardness. It is also expected verification of method which is based on the formation of thermovoltages in various crystallographic areas solder joint.
Tutor: Řezníček Michal, Ing., Ph.D.
Printed electronics is developing rapidly and reaches into all areas of use of electronics, because it allows to produce electronic equipment in an unusual way, in large volumes and usually at very low cost. It is based on the use of new, organic, materials and new or adapted methods of printing. Currently there are already well-developed methods of mass production and development focuses on the design of the equipment. Further extension of application possibilities is expected after the introduction of 3D printing methods.
Find out what are requirements for circuits that are used in the aerospace industry. Design and evaluate circuits for signal processing from space probes based on previous detailed research. Describe in details the proposal where the impact of cosmic rays and other specifics of the universe which can affect the function of these circuits will be taken into account. Perform the test measurements on a functional sample, evaluate the results with theoretical assumptions.
Tutor: Háze Jiří, doc. Ing., Ph.D.
Research in the field of extremely sensitive sensors with a view to detect and monitor the heat balance of enzymatically catalysed reactions. Motivation of this work is to find ways of identifying and monitoring the thermal reactions of enzymes and other biological systems. Part of this work will be of Assessing the suitability of implementation of thermodynamic sensors for this purpose, Including design miniaturization of the Entire Possible detection system for continuous monitoring of analytes in vivo.
The PhD project is devoted to development of measurement system for THz Rapid Scan Electron Spin Resonance (ESR) Spectroscopy, where fast acquisition and data processing in real time is required. The PhD student will work on the overall data processing solution, which includes development of processing software as well as implementation of right fast acquisition hardware. The project is supported by the prestigious European Research Council (ERC) grant. For more details, the interested PhD candidates should not hesitate to contact Radimir Vrba or Petr Neugebauer directly.
Tutor: Vrba Radimír, prof. Ing., CSc.
The new gel polymer electrolytes for lithium-ion batteries with higher fire safety and greater conductivity. Preparation of gel electrolytes on different bases with additives nanomaterials with ionic liquids and fire retardants.
The work is aimed at studying the properties of perovskite solar cells and monitoring the impact of changes in various functional structures in the cell on the behavior of the entire system. The student will use advanced static and dynamic photoelectric methods in the studies.
The implementation of new technologies used for supercapacitors and continuous price drop of supercapacitors caused currently very rapid rise of their use in various fields of application. The aim of the work is to develop circuit solutions for the storage and processing of energy stored in supercapacitor systems and to achieve high efficiency and reliability of these systems.