Research Interests

•Laser Spectroscopy

•Investigation of the Optical Properties of Materials

•Optical Microcavity and Micro/Nano laser

•Design and Fabrication for Optoelectronic Devices

Professional Experience

•2020-Present: Professor, Department of Electronic and Electrical Engineering, Southern University of Science and Technology

•2014-2020: Associate Professor, Department of Electronic and Electrical Engineering, Southern University of Science and Technology

•2011-2014: Postdoctoral Fellow, Department of Physics and Applied Physics, Nanyang Technological University, Singapore

Educational Background

• Nanyang Technological University, Doctor of Philosophy (Applied Physics)

• Xiamen University, Doctor of Philosophy (Microelectronics & Solid State Electronics)

• Xiamen University, Bachelor of Science (Physics)

Honors & Awards

• 2014, Outstanding Poster Award, Meeting of the Institute of Physics Singapore (IPS)

• 2012, Gold Medal for Best PhD Thesis in Physics, Materials Research Society of Singapore (MRS-S)

Research Project

• [PI] 2014, Start-up research grant for new faculty in SUSTC

• [PI] 2012/08 – 2013/08, “Light-Emitting Diode with High Luminous Efficacy and Color Tunability by Self-Assembled Hemispherical Microstructures”, Singapore National Research Foundation (NRF) Proof-of-Concept (POC) Grant, Project ID: NRF2011NRF-POC002-032, SGD 240,000

Selected Publications

Optical Spectroscopy: Modification of the Optical Property of Materials

• Rui Chen, Q. L. Ye, T. C. He, V. D. Ta, Y. J. Ying, Y. Y. Tay, T. Wu*, and H. D. Sun*, “Exciton Localization and Optical Properties Improvement in Nanocrystal-Embedded ZnO Core-Shell Nanowires”, Nano Letters, 13 (2), 734-739, 2013

• Rui Chen, M. I. Bakti Utama, Z. P. Peng, B. Peng, Q. H. Xiong*, and H. D. Sun*, “Excitonic Properties and Near-Infrared Coherent Random Lasing in Vertically Aligned CdSe Nanowires”, Advanced Materials, 23 (11), 1404-1408, 2011

• Rui Chen, Q. L. Ye, T. C. He, T. Wu*, and H. D. Sun*, “Uniaxial Tensile Strain and Exciton-Phonon Coupling in Bent ZnO Nanowires”, Applied Physics Letters, 98 (24), 241916, 2011

• M. I. B. Utama, Z. P. Peng, Rui Chen, B. Peng, X. L. Xu, Y. Dong, L. M. Wong, S. Wang, H. D. Sun*, and Q. H. Xiong*, “Vertically Aligned Cadmium Chalcogenide Nanowire Arrays on Muscovite Mica: A Demonstration of Epitaxial Growth Strategy”, Nano Letters, 11 (8), 3051-3057, 2011

• Rui Chen, D. Li, B. Liu, Z. Peng, G. G. Gurzadyan, Q. Xiong*, and H. D. Sun*, “Optical and Excitonic Properties of Crystalline ZnS Nanowires: Toward Efficient Ultraviolet Emission at Room Temperature”, Nano Letters, 10 (12), 4956-4961, 2010

• Rui Chen, H. Y. Liu, and H. D. Sun*, “Electronic Energy Levels and Carrier Dynamics in InAs/InGaAs Dots-in-a-Well Structure Investigated by Optical Spectroscopy”, Journal of Applied Physics, 107 (1), 013513, 2010

• Rui Chen, G. Z. Xing, J. Gao, Z. Zhang, T. Wu*, and H. D. Sun*, “Characteristics of Ultraviolet Photoluminescence from High Quality Tin Oxide Nanowires”, Applied Physics Letters, 95 (6), 061908, 2009

Optical Microcavity& Micro/Nano Lasers

• Rui Chen, V. D. Ta, and H. D. Sun*, “Bending-Induced Bidirectional Tuning of Whispering Gallery Mode Lasing from Flexible Polymer Fibers”, ACS Photonics, 1 (1), 11-16, 2014

• V. D. Ta, Rui Chen, L. Ma, Y. J. Ying, and H. D. Sun*, “Whispering Gallery Mode Microlasers and Refractive Index Sensing based on Single Polymer Fiber”, Laser & Photonics Reviews, 7 (1), 133-139, 2013

• Rui Chen, T. Van Duong, and H. D. Sun*, “Single Mode Lasing from Hybrid Hemispherical Microresonators”, Scientific Reports, 2, 244, 2012

• V. D. Ta,* Rui Chen,* and H. D. Sun, “Self-Assembled Flexible Microlasers”, Advanced Materials, 24 (10), OP60-OP64, 2012

• Rui Chen, B. Ling, X. W. Sun*, and H. D. Sun*, “Room Temperature Excitonic Whispering Gallery Mode Lasing from High-Quality Hexagonal ZnO Microdisks”, Advanced Materials, 23 (19), 2199-2204, 2011

• Rui Chen, H. D. Sun*, T. Wang, K. N. Hui, and H. W. Choi*, “Optically Pumped Ultraviolet Lasing From Nitride Nanopillars at Room Temperature”, Applied Physics Letters, 96 (24), 241101, 2010

Optoelectronic Devices: Design & Fabrication

• V. D. Ta, Rui Chen, and H. D. Sun*, “Coupled Polymer Microfiber Lasers for Single Mode Operation and Enhanced Refractive Index Sensing”, Advanced Optical Materials, 2 (3), 220-225, 2014

• Rui Chen, V. D. Ta, F. Xiao, Q. Y. Zhang, and H. D. Sun*, “Multicolor Hybrid Upconversion Nanoparticles and Their Improved Performance as Luminescence Temperature Sensors Due to Energy Transfer”, Small, 9 (7), 1052-1057, 2013

• T. He, W. Wei, L. Ma, Rui Chen, S. Wu, H. Zhang, Y. Yang, J. Ma, L. Huang*, G. G. Gurzadyan*, and H. D. Sun*, “Mechanism Studies on the Superior Optical Limiting Observed in Graphene Oxide Covalently Functionalized with Upconversion NaYF4:Yb3+/Er3+ Nanoparticles”, Small, 8 (14), 2163-2168, 2012

• Y. F. Li, W. J. Yin, R. Deng, Rui Chen, J. Chen, Q. Y. Yan, B. Yao, H. D. Sun, S. H. Wei, and T. Wu*, “Realizing a SnO2-Based Ultraviolet Light-Emitting Diode via Breaking the Dipole Forbidden Rule”, NPG Asia Materials, 4, e30, 2012

• C. Cheng, B. Liu, H. Yang, W. Zhou, L. Sun, Rui Chen, S. F. Yu, J. Zhang, H. Gong, H. Sun, and H. J. Fan*, “Hierarchical Assembly of ZnO Nanostructures on SnO2 Backbone Nanowires: Low-Temperature Hydrothermal Preparation and Optical Properties”, ACS Nano, 3 (10), 3069-3076, 2009

Research ID: http://www.researcherid.com/rid/A-1896-2010

Google Scholar: http://scholar.google.com.sg/citations?user=o5cZdjQAAAAJ&hl=en

Book Chapters

• Rui Chen, D. H. Li, Q. Xiong, and H. D. Sun, “Optical and Excitonic Properties of Crystalline ZnS Nanowires”, in Book Series on “Characterization Tools for Nanoscience & Nanotechnology”, Second Volume “VU-VIS and Photoluminescence Spectroscopy for Nanomaterials Characterization”, edited by Challa Kumar, Springer-Verlag, ISBN 978-3-642-27593-7, 2013

• Rui Chen, V. D. Ta, and H. D. Sun, “Whispering Gallery Mode in ZnO with Hexagonal Cross Section”, in “Handbook of Optical Microcavities”, edited by Anthony H. W. Choi, Pan Stanford Publishing, ISBN 978-9-81446-324-9, 2014

Patents

• Rui Chen, H. D. Sun, and V. D. Ta, “Hemispherical Microstructure Arrays for GaN-Based Light Emitting Diodes and Method for Forming The Arrays”, Singapore, World Intellectual Property Organization, PCT/SG2013/000147

• H. D. Sun, Rui Chen, and V. D. Ta, “Self-Assembled Flexible Dome Shape Microstructure Arrays for GaN-Based Light-Emitting Diodes”, United State, The United States Patent & Trademark Office, 61/625,392

Contacts

• Address: The Research Building Two, Department of Electronic and Electrical Engineering, SUSTC

• Email: chen.r at sustc.edu.cn