National Taipei University of Technology

Integrated Optoelectronics Lab

Tzyy-Jiann Wang
https://eo.ntut.edu.tw/p/412-1069-12906.php?Lang=en

Research Field

Materials Engineering

Introduction

Tzyy-Jiann Wang received the B.S. and Ph.D. degrees in electrical engineering from National Taiwan University, Taipei, Taiwan. In 2000, he joined the faculty of the Institute of Electro-Optical Engineering, National Taipei University of Technology, Taipei, Taiwan. Since 2008, he has been a Professor. He was the chairman of the Department of Electro-Optical Engineering, National Taipei University of Technology, in 2014–2017. His current research interests include surface-enhanced Raman scattering (SERS) devices, electrochemical sensing devices, optical microring/microdisk resonators, integrated-optic devices, surface-plasmon-resonance (SPR) biosensors, short-pulse fiber lasers, and optoelectronic device simulation.

The Integrated Optoelectronics Laboratory at National Taipei University of Technology is engaged in the research of high-sensitivity detection devices and integrated optoelectronic devices. The research fields include surface-enhanced Raman scattering (SERS) devices, electrochemical sensing devices, optical microring/microdisk resonators, integrated-optic devices, surface-plasmon-resonance (SPR) biosensors, short-pulse fiber lasers, and optoelectronic device simulation.

 

 


Research Topics

The Integrated Optoelectronics Laboratory is dedicated to providing students with an immersive research experience in advanced topics, such as Surface-Enhanced Raman Spectroscopy (SERS), electrochemical energy conversion/storage, in-situ/operando Raman analysis, and theoretical studies. This multidisciplinary laboratory serves as a hub for exploring the intricate interplay between optics and electrochemistry, fostering a comprehensive understanding of fundamental principles and practical applications. SERS as a highly sensitive analytical technique leverages the enhancement of Raman scattering signals from molecules adsorbed on nanostructured substrates, which enable the detection of trace-level analytes. Lab members engage in the design and synthesis of innovative multi-dimensional nanocomposites and plasmonic materials that optimize SERS performance, thereby enhancing sensitivity and specificity in various analytical contexts.

In parallel, the laboratory's focus on electrochemical energy systems aims to advance the development of cutting-edge materials for energy storage and conversion applications. Through rigorous experimental protocols and material characterization techniques, lab members investigate the electrochemical properties and performance metrics of these advanced materials, which contribute to the development of more efficient and sustainable energy solutions.

The integration of in-situ/operando Raman analysis within electrochemical research allows for real-time monitoring of dynamic chemical processes, which provide valuable insights into reaction mechanisms and material behavior during operation. This methodological approach not only enhances fundamental understanding but also informs the optimization of materials and device architectures for improved performance.

Theoretical studies play a pivotal role in guiding experimental efforts, employing computational modeling and simulations to predict material interactions and behaviors. By exploring the electronic properties and dynamics of nanocomposites, students gain critical insights that drive innovation in SERS and electrochemical applications.

Through collaborative research initiatives and interdisciplinary partnerships, the Integrated Optoelectronics Laboratory aims to make significant contributions to the fields of optoelectronics, environmental sensing, and sustainable energy technologies. The laboratory environment fosters intellectual curiosity, creativity, and hands-on experience, equipping students with the skills and knowledge necessary to address the complex challenges of contemporary research and industry. In doing so, the laboratory prepares its members to emerge as leaders and innovators in the rapidly evolving domains of science and technology.


Honor
  • World's Top 2% Scientists 2020, 2021, 2022, 2023, 2024.
  • 2023 Taiwan Innotech Expo, Gold Metal Award, Patent: Fabrication Method of Flexible Sensing Substrate by Using Ferroelectric Template
  • 2022 Annual Outstanding Research Award, National Taipei University of Technology 
  • Outstanding poster award in the field of electronic information in the 110th Annual Industry-University Cooperation Project Performance Evaluation Meeting held by the Engineering Department in the Ministry of Science and Technology. Project name: Green process development of surface-enhanced Raman scattering substrates for curved surface detection.
  • 2021 Research Leap Award, College of Electrical Engineering and Computer Science, National Taipei University of Technology
  • 2007 Outstanding Research Award, College of Electrical Engineering and Computer Science, National Taipei University of Technology
  • 2005 Annual research and development achievements in patent application, National Taipei University of Technology
  • 1994 Annual Research Award, College of Mechanical and Electrical Engineering, National Taipei University of Technology
  • 1993 Annual Research Award, College of Mechanical and Electrical Engineering, National Taipei University of Technology
  • 1992 Annual Research Award, School of Mechanical and Electrical Engineering, National Taipei University of Technology

Educational Background
  • Ph.D., Department of Electrical Engineering, National Taiwan University
  • B.S., Department of Electrical Engineering, National Taiwan University

Job Description

Conduct the research in the field of surface enhanced Raman spectroscopy (SERS)

  • Synthesis and characterization of SERS-active nanomaterials, including metal nanoparticles and metal/semiconductor hybrid structures.
  • Optimization of SERS-active nanomaterials to enhance SERS detection sensitivity.
  • Perform Raman spectroscopy measurements to detect and analyze trace molecular species.

Preferred Intern Educational Level

  • PhD candidates in second year or above.
  • Minimum requirement: at least one SCI Q1 journal publication.

Skill sets or Qualities

  • Background in nanomaterials, spectroscopy, or photonics.
  • Hands-on experience with Raman spectroscopy and nanofabrication techniques.
  • Proficiency in data analysis