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Showing results 1-50 of 157 << Previous 1 2 3 4    Next >>

2023
1 Li, Jinglun; Ouro-Koura, Habilou; Arnow, Hannah; Nowbahari, Arian; Galarza, Matthew; Obispo, Meg; Tong, Xing; Azadmehr, Mehdi; Halvorsen, Einar; Hella, Mona M.; Tichy, John A.; Borca-Tasciuc, Diana-Andra.
Broadband Vibration-Based Energy Harvesting for Wireless Sensor Applications Using Frequency Upconversion. Sensors 2023 ;Volume 23.(11) p. -
USN Untitled
 
2 Mansoori, Amirfereydoon; Hoff, Lars; Salmani, Hamed; Halvorsen, Einar.
Electrode Design Based on Strain Mode Shapes for Configurable PMUTs. IEEE Open Journal of Ultrasonics, Ferroelectrics, and Frequency Control Society (OJUFFC) 2023 ;Volume 3. p. 88-100
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2022
3 Abdelmeguid, Mahmoud Ahmed Farghaly; Kartashov, Vladimir; Akram, Muhammad Nadeem; Halvorsen, Einar.
Electromechanical modelling of piezoelectrically actuated MEMS tunable lenses with geometric nonlinearity. Journal of Intelligent Materials Systems and Structures 2022 ;Volume 33.(1) p. 17-32
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4 Mansoori, Amirfereydoon; Hoff, Lars; Salmani, Hamed; Halvorsen, Einar.
An Efficient Electrode Optimization Method for Multi-Frequency PMUTs. Proceedings - IEEE Ultrasonics Symposium 2022 p. -
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5 Mansoori, Amirfereydoon; Hoff, Lars; Salmani, Hamed; Halvorsen, Einar.
An Efficient Electrode Optimization Method for Multi-Frequency PMUTs. IEEE IUS International Ultrasonics Symposium 2022; 2022-10-10 - 2022-10-13
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6 Salmani, Hamed; Bodo, Elisabetta; Hanke, Ulrik; Vogl, Andreas; Jain, Shruti; Merlo, Sabina; Halvorsen, Einar.
Modal analysis of piezoelectrically actuated plates with built-in stress by computationally augmented interferometric experiments. Sensors and Actuators A-Physical 2022 ;Volume 337. p. -
USN SINTEF Untitled
 
2021
7 Lu, Pai; Chen, Xuyuan; Øhlckers, Per; Halvorsen, Einar; Hoffmann, M; Muller, Lutz.
DRIE Si Nanowire Arrays Supported Nano-Carbon Film for Deriving High Specific Energy Supercapacitors On-Chip. Journal of Physics: Conference Series (JPCS) 2021 ;Volume 1837. p. -
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8 Salmani, Hamed; Hanke, Ulrik; Halvorsen, Einar.
Competing anticlastic and piezoelectric deformation at large deflections. Smart materials and structures (Print) 2021 ;Volume 30. p. -
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2020
9 Abdelmeguid, Mahmoud Ahmed Farghaly.
Modeling and design of piezoelectrically actuated MEMS tunable lenses. Horten: University of South-Eastern Norway 2020 (ISBN 978-82-7860-443-4) 176 p.
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10 Ræder, Trygve Magnus; Hanke, Ulrik; Halvorsen, Einar; Grande, Tor.
A unified approach for the calculation of in-plane dielectric constant of films with interdigitated electrodes. Smart materials and structures (Print) 2020 ;Volume 29.(11) p. -
NTNU USN Untitled
 
11 Ta, Bao Quoc; Halvorsen, Einar.
Vibration-powered pressure sensor. I: 2019 19th International Conference on Micro and Nanotechnology for Power Generation and Energy Conversion Applications (PowerMEMS). IEEE 2020 ISBN 978-1-7281-5638-5. p. 1-6
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12 Zhaksylyk, Yelzhas; Halvorsen, Einar; Hanke, Ulrik; Azadmehr, Mehdi.
Analysis of Fundamental Differences between Capacitive and Inductive Impedance Matching for Inductive Wireless Power Transfer. Electronics 2020 ;Volume 9.(3) p. 1-14
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2019
13 Lu, Pai; Chen, Xuyuan; Ohlckers, Per; Halvorsen, Einar; Hoffmann, Martin; Müller, Lutz.
DRIE Si Nanowire Arrays Supported Nano-Carbon Film for Deriving High Specific Energy Supercapacitors On-Chip. 30th Micromechanics and Microsystems Europe workshop; 2019-08-18 - 2019-08-20
USN Untitled
 
14 Truong, Binh Duc; Le, Phu Cuong; Halvorsen, Einar.
Analysis of MEMS electrostatic energy harvesters electrically configured as voltage multipliers. AEU - International Journal of Electronics and Communications 2019 ;Volume 107. p. 125-136
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15 Truong, Binh Duc; Le, Phu Cuong; Halvorsen, Einar.
On the lateral instability analysis of MEMS comb-drive electrostatic transducers. Sensors 2019 ;Volume 19.(17) p. -
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2018
16 Amri, Mohamed; Basset, Philippe; Galayko, Dimitri; Cottone, Francesco; Halvorsen, Einar; Nguyen, Duy Son; Najar, Fehmi; Bourouina, Tarik.
Stiffness control of a nonlinear mechanical folded beam for wideband vibration energy harvesters. TM. Technisches Messen 2018 ;Volume 85.(9) p. 553-564
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17 Farghaly, Mahmoud A.; Hanke, Ulrik; Akram, Muhammad Nadeem; Halvorsen, Einar.
Trial functions for reduced-order models of piezoelectrically actuated microelectromechanical systems tunable lenses. Optical Engineering: The Journal of SPIE 2018 ;Volume 57.(9) p. -
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18 Halvorsen, Einar.
Electrostatic energy harvesters and fundamental limits to power. Journal of Physics: Conference Series (JPCS) 2018 ;Volume 1052.(1) p. 1-3
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19 Le, Phu Cuong; Halvorsen, Einar.
Electrode optimization of an electret-based vibration generator in slot-effect configuration. Journal of Physics: Conference Series (JPCS) 2018 ;Volume 1052.(1) p. -
USN Untitled
 
20 Nguyen, Cuong Hung; Hanke, Ulrik; Halvorsen, Einar.
Actuation of Piezoelectric Layered Beams with d31 and d33 Coupling. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control 2018 ;Volume 65.(5) p. 815-827
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21 Nguyen, Cuong Hung; Hanke, Ulrik; Halvorsen, Einar.
Constitutive Equations of Piezoelectric Layered Beams with Interdigitated Electrodes. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control 2018 ;Volume 65.(9) p. 1680-1694
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22 Nguyen, Cuong Hung; Nigon, Robin; Ræder, Trygve Magnus; Hanke, Ulrik; Halvorsen, Einar; Muralt, Paul.
Probing-models for interdigitated electrode systems with ferroelectric thin films. Journal of Physics D: Applied Physics 2018 ;Volume 51.(17) p. -
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23 Truong, Binh Duc; Le, Phu Cuong; Halvorsen, Einar.
Comparative performance of voltage multipliers for MEMS vibration-based energy harvesters. Journal of Physics: Conference Series (JPCS) 2018 ;Volume 1052. p. 1-5
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24 Truong, Binh Duc; Le, Phu Cuong; Halvorsen, Einar; Roundy, Shad.
Power-electronic-interface topology for MEMS energy harvesting with multiple transducers. Journal of Physics: Conference Series (JPCS) 2018 ;Volume 1052.(1) p. -
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25 Wild, Marcus Sebastian; Bring, Martin; Halvorsen, Einar; Hoff, Lars; Hjelmervik, Karina Bakkeløkken.
The challenge of distinguishing mechanical, electrical and piezoelectric losses. Journal of the Acoustical Society of America 2018 ;Volume 144.(4) p. 2128-2134
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2017
26 Abdelmeguid, Mahmoud Ahmed Farghaly; Akram, Muhammad Nadeem; Halvorsen, Einar.
Optical performance of piezoelectrically actuated MEMS tunable lenses with various pupil geometries. Optical Engineering: The Journal of SPIE 2017 ;Volume 56.(3)
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27 Elliot, Alwyn D.T.; Miller, Lindsay M.; Halvorsen, Einar; Wright, Paul K.; Mitcheson, P.D..
Comparison between MEMS and Meso Scale Piezoelectric Energy Harvesters. I: 7th Forum on New Materials: Part D. Trans Tech Publications 2017 ISBN 978-3-0357-1123-3. p. 109-114
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28 Kaur, Sukhdeep; Halvorsen, Einar.
Parameter sensitivity of an in-plane gap closing electrostatic energy harvester with end-stop impacts. Journal of Intelligent Materials Systems and Structures 2017 ;Volume 28.(12) p. 1640-1650
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29 Le, Cuong Phu; Halvorsen, Einar.
Equivalent-circuit models for electret-based vibration energy harvesters. Smart materials and structures (Print) 2017 ;Volume 26.(8) p. -
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30 Lu, Pai; Du, Kang; Ohlckers, Per; Halvorsen, Einar; Müller, Lutz; Leopold, Steffen; Hoffmann, Martin; Grigoras, Kestutis; Ahopelto, Jouni; Prunnila, Mika; Chen, Xuyuan.
Silicon grass based nano functional electrodes for MEMS supercapacitors of improved energy density. IEEE conference proceedings 2017 (ISBN 978-1-5386-2732-7) 4 p.
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31 Lu, Pai; Halvorsen, Einar; Chen, Xuyuan; Muller, Lutz; Leopold, Steffen; Hoffmann, Martin; Grigoras, Kestutis; Ahopelto, Jouni; Mika, Prunnila; Øhlckers, Per.
Ternary Composite Si/TiN/MnO2 Nanostructure Array for On-Chip Supercapacitors with Improved Energy Density. 23nd World Smart Systems & MicroMachine Summit 2017; 2017-05-15 - 2017-05-17
USN NTNU Untitled
 
32 Lu, Pai; Halvorsen, Einar; Øhlckers, Per; Muller, Lutz; Leopold, Steffen; Hoffmann, Martin; Grigoras, Kestutis; Ahopelto, Jouni; Prunnila, Mika; Chen, Xuyuan.
Ternary composite Si/TiN/MnO2 taper nanorod array for on-chip supercapacitor. Electrochimica Acta 2017 ;Volume 248. p. 397-408
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33 Nguyen, Cuong Hung; Abdelmeguid, Mahmoud Ahmed Farghaly; Akram, Muhammad Nadeem; Hanke, Ulrik; Halvorsen, Einar.
Electrode configurations for layered-plate piezoelectric micro-actuators. Microelectronic Engineering 2017 ;Volume 174. p. 59-63
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34 Sandvand, Åsmund; Halvorsen, Einar; Aasmundtveit, Knut Eilif; Jakobsen, Henrik.
Identification and Elimination of Hygro-Thermo-Mechanical Stress-Effects in a High-Precision MEMS Pressure Sensor. Journal of microelectromechanical systems 2017 ;Volume 26.(2) p. 415-423
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35 Sandvand, Åsmund; Halvorsen, Einar; Jakobsen, Henrik.
In Situ Observation of Metal Properties in a Piezoresistive Pressure Sensor. Journal of microelectromechanical systems 2017 ;Volume 26.(6) p. 1381-1388
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36 Truong, Binh Duc; Le, Cuong Phu; Halvorsen, Einar.
Analysis of Electrostatic Energy Harvesters Electrically Configured as Bennet's Doublers. IEEE Sensors Journal 2017 ;Volume 17.(16) p. 5180-5191
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37 Truong, Binh Duc; Le, Cuong Phu; Halvorsen, Einar.
Analysis of Power Electronic Interface for Capacitive MEMS Energy Harvesters. I: Proceedings 2017 First New Generation of CAS NGCAS 2017 6-9 September 2017 Genova, Italy. IEEE 2017 ISBN 978-1-5090-6447-2. p. 173-176
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38 Truong, Binh Duc; Le, Cuong Phu; Halvorsen, Einar.
Parameter identification from frequency response of MEMS energy harvesters. Proceedings of SPIE, the International Society for Optical Engineering 2017 ;Volume 10246. p. -
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39 Wang, Xiang; Chen, Changsong; Wang, Na; San, Haisheng; Yu, Yuxi; Halvorsen, Einar; Chen, Xuyuan.
A frequency and bandwidth tunable piezoelectric vibration energy harvester using multiple nonlinear techniques. Applied Energy 2017 ;Volume 190. p. 368-375
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2016
40 Abdelmeguid, Mahmoud Ahmed Farghaly; Akram, Muhammad Nadeem; Halvorsen, Einar.
Modeling framework for piezoelectrically actuated MEMS tunable lenses. Optics Express 2016 ;Volume 24.(25) p. 28889-28904
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41 Le, Cuong Phu; Halvorsen, Einar.
MEMS electrostatic influence machines. Journal of Physics: Conference Series (JPCS) 2016 ;Volume 773.(1) p. -
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42 Le, Cuong Phu; Renaud, Michael; Halvorsen, Einar.
Equivalent-circuit model for slot-effect configuration of an electret-based generator. Journal of Physics: Conference Series (JPCS) 2016 ;Volume 773.(1) p. -
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43 Miller, Lindsay M.; Elliott, Alwyn D T; Mitcheson, P.D.; Halvorsen, Einar; Paprotny, Igor; Wright, Paul K..
Maximum Performance of Piezoelectric Energy Harvesters When Coupled to Interface Circuits. IEEE Sensors Journal 2016 ;Volume 16.(12) p. 4803-4815
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44 Nguyen, Cuong Hung; Farghaly, MA; Hanke, Ulrik; Akram, Muhammad Nadeem; Halvorsen, Einar.
Electrode configurations for layered-plate piezoelectric micro-actuators. Micro and Nano Engineering Conference; 2016-09-19 - 2016-09-23
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45 Nguyen, Cuong Hung; Hanke, Ulrik; Halvorsen, Einar.
Comparison of microactuators based on piezoelectric layered plates with d31 and d33 coupling. Proceedings of SPIE, the International Society for Optical Engineering 2016 ;Volume 9799. p. -
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46 Su, Binbin; Chen, Xuyuan; Halvorsen, Einar.
Graphene synthesized on porous silicon for active electrode material of supercapacitors. Journal of Physics: Conference Series (JPCS) 2016 ;Volume 773.(1) p. -
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47 Truong, Binh Duc; Le, Cuong Phu; Halvorsen, Einar.
Power optimization and effective stiffness for a vibration energy harvester with displacement constraints. Journal of Micromechanics and Microengineering (JMM) 2016 ;Volume 26.(12) p. -
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48 Yang, Zhaochu; Dong, Tao; Jensen, Atle; Halvorsen, Einar.
Integratable Capacitive Sensor for Identification of Microfluidic Two-Phase Flow Patterns in Lab-on-Chip Devices. Journal of microelectromechanical systems 2016 ;Volume 25.(1) p. 197-206
USN UiO Untitled
 
2015
49 Elliott, A.D.T.; Miller, L.M.; Halvorsen, Einar; Wright, P.K.; Mitcheson, P.D..
Which is better, electrostatic or piezoelectric energy harvesting systems?. Journal of Physics: Conference Series (JPCS) 2015 ;Volume 660. p. -
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50 Halvorsen, Einar; Litak, Grzegorz.
Statistics of a noise-driven elastic inverted pendulum. European Physical Journal : Applied physics 2015 ;Volume 70.(1) p. -
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