BIOGRAPHY

Assoc. Prof. Poenar Daniel Puiu received the M.Sc. degree in electronics and telecommunications in 1989 from Polytechnic University, Bucharest, Romania. He received the Ph.D. degree from the Technical University Delft in 1996. He then joined the Institute of Microelectronics (IME) Singapore, as a Research Engineer until 1999. Since 2000 he has been an Assistant Professor with the Electrical and Electronics Engineering (EEE) School, Nanyang Technological University (NTU), Singapore. Dr. Poenar is co-author of more than 70 papers published in journals and conferences proceedings.

RESEARCH INTERESTS

• Sensors & actuators
• MEMS; Si processing
• (Bio)chemical sensors
• Bio-photonics
• Colour discriminators (e.g. using triple junction structures)
• Miniaturization of bio-analitical methods (e.g. spectrometry, electrophoresis, chromatography) for (Bio)chemical applications, as well as optical detection for these separation methods
• Bio-photonics & opto-fluidics

CURRENT GRANTS

• Development of membrane integrity monitoring and control algorithms for dissolved air flotation, oxidation process control through differential UV and fluorescence monitoring

PATENTS

US 2005/0275497 A1: Microfabricated System for Magnetic Field Generation and Focusing (2010)
Abstract: A method of forming, in or on a Si substrate, planar micro-coils with coil windings of high aspect ratio (>3) and a wide variety of geometric shapes. The micro-coils may be formed on a Si substrate and be embedded in a dielectric, or they may be formed in trenches within a Si substrate.

KEY PUBLICATIONS

1. Z.A.S. Mohammed, D.P. Poenar and Sheel Aditya. (2018). Fabrication of Silicon Embedded Low Resistance High Aspect Ratio Planar Copper Microcoils. Journal of Micro/Nanolithography, MEMS, and MOEMS, 17(1), 014501.
2. Z. Ali, K. Ghosh, D.P. Poenar and S.Aditya. (2017, October). Lateral Conduction within CNT-based Planar Microcoils on Silicon Substrate. Paper presented at 12th IEEE Nanotechnology Materials and Devices Conference (NMDC 2017), 2-4 Oct. 2017, Singapore.
3. D.P. Poenar, B.N.G. Sajay and C. Chia-Pin. (2017, October). Microfluidic Separation of Circulating Tumor Cells (CTCs) From Whole Blood. Paper presented at 12th IEEE Nanotechnology Materials and Devices Conference (NMDC 2017), 2-4 Oct. 2017, Singapore.
4. Z. Ali, D.P. Poenar and Sheel Aditya. (2017). Design of planar microcoil-based NMR probe ensuring high SNR. AIP Advances, 7(9), 095107.
5. Z.A.S. Mohammed, M.A.S. Olimpo, D.P. Poenar and S. Aditya. (2017). Smoothening of scalloped DRIE trench walls. Materials Science in Semiconductor Processing, 63, 83-89.