Meet the Speaker Lineup in 2020

We are currently working with our speaker lineup to discuss availability and confirm their participation at this year's event. Stay tuned for updates and announcement in the weeks to come!

  • Khaled Ahmed

    Global Supply Chain & Technology Development, Principal Engineer Intel Corporation

    Khaled Ahmed received the BS and MS degrees (with distinction) in electrical engineering from Ain Shams University and the PhD degree in electrical engineering from the North Carolina State University. He is currently a principal engineer at Intel Corporation. He currently focuses on the development of technologies and ecosystems for producing energy efficient OLED and micro LED displays, infrared imaging, quantum dots, and nanophotonics for mobile devices.  Dr. Ahmed is a trusted technical adviser to Intel Capital.  He enjoys evangelizing new and disruptive technologies with component suppliers and venture capitalists.  He is a recipient of the Semiconductor Research Corporation's Mahboob Khan Best Industry Liaison Award in 2012. Dr. Ahmed serves on the technical program committee of Display Week. He is a senior member of IEEE.  Dr. Ahmed worked as a technologist and technology strategist at Advanced Micro Devices (AMD), Conexant Systems, Applied Materials, and Intermolecular before joining Intel in 2015.  In 2014, Dr. Ahmed founded a company in 2014 focused on developing imaging technologies for both commercial and space applications in collaboration with Jet Proportion Laboratory and the University of Southern California.  He is the author of more than 50 peer-reviewed papers, and more than 100 patents (issued and pending) on diverse technologies including semiconductor devices and test structures and methods, solar cells, thin film transistors, semiconductor manufacturing equipment, imaging, and micro assembly.   Dr. Ahmed was a visiting scholar at the Penn State University, University of California San Diego, Georgia Institute of Technology, and University of Southern California.  He collaborated with several university research groups at Purdue University, IIT Bombay, Technion, University of California San Diego, and the Penn State University.

  • William Beers, Ph.D.

    Principal Engineer - Phosphors GE Current

    Dr. Beers, Principal Engineer – Phosphors, joined GE Lighting in 1983 after receiving his Ph.D. in Inorganic Chemistry from Iowa State University and is now at GE Current, A Daintree company.  His work has been primarily in lighting phosphors but also includes phosphors for other applications and fluorescent lamp design.  The work has resulted in implementation of new phosphor syntheses, quality improvements, cost reductions, and several new product introductions in both North America and Europe. His joint work with Dr. Alok Srivastava on quantum splitting phosphors resulted in the first publications and patents on QSP in oxide materials. In addition to synthesis, his expertise is in powder x-ray diffraction, vacuum UV spectrometry, experimental design, and the relationship between lamp spectra and human reaction such as color rendering and circadian rhythms.  Dr. Beers has 25+ publications/conference proceedings, 60 issued US patents and 25+ US patents in process.

  • Dr. Anne Berends

    Materials Scientist Seaborough Research

    Dr. Anne Berends is a Materials Scientist at Seaborough Research.

  • Dr. Bill Cohen

    PFS Business Leader GE Current

    Dr. Cohen joined GE Lighting after receiving his Ph.D. from the University of Michigan in 2000.  He has developed a variety of experiences through roles of increasing responsibility in Technology, Manufacturing, and Business Operations that include phosphors and specialty materials development, lighting product design and manufacturing, tungsten wire processing, and commercial sales of phosphors and specialty materials.  Dr. Cohen has significant operational experience built on various key roles over nine years in manufacturing including Plant Manager of GE Lighting’s Phosphor and Specialty Chemical Facility.  He led GE Lighting’s technical efforts to mitigate rare earth supply and inflation pressures through phosphor innovation, lighting product redesign, and production process optimization for fluorescent lighting products.

    Transitioning to LED materials, Dr. Cohen led GE Lighting’s PFS/KSF Red Phosphor innovation, process/manufacturing development, and sales/commercialization activities.  He continues as the business leader in GE Current, a Daintree company, for the technical innovation and profitable commercial growth of phosphors and other specialty materials.  He has multiple publications / conference proceedings in plasma sciences and phosphors as well as issued U.S. patents in luminescent materials.


    • Ph.D., Nuclear Engineering, University of Michigan, 2000
    • M.S.E., Nuclear Engineering, University of Michigan, 1997
    • B.S.E., Nuclear Engineering, University of Michigan, 1995
  • Yajie Dong, Ph. D.

    Founder and Chief Scientific Officer QLEDCures LLC

    Yajie Dong is the founder and chief scientific officer of QLEDCures LLC. He is also an assistant professor in NanoScience Technology Center of University of Central Florida, an associate editor of Optics Express and a member of Emissive, MicroLED, and Quantum-Dot Displays (EMQ) subcommittee of the SID Technical Program Committee. He received his BS and MS degrees from Tsinghua University of Beijing, China and his PhD degree from Harvard University. He founded QLEDCures in 2017 to pursue the photomedical applications of QLEDs.

  • Dr. Partha Dutta

    Professor of Electrical, Computer and Systems Engineering Rensselaer Polytechnic Institute

    Dr. Partha S. Dutta is a professor in the Electrical, Computer and Systems Engineering Department at Rensselaer Polytechnic Institute, Troy, New York. He served as the Deputy Director of NSF funded Smart Lighting Engineering Research Center from 2010 to 2015. His research interests are in the areas of semiconductor, optoelectronics, nanotechnology, solid state lighting, renewable solar energy and crystal growth. He has co-authored over 145 research papers and 5 book chapters, inventor of 20 issued US Patents. Dr. Dutta is also a technologist and entrepreneur with vast experience in laboratory-to-market ventures. With a focus on accelerated commercialization of new technologies, Dr. Dutta has been engaged in a wide gamut of TRL-1 through TRL-9 research activities encompassing fundamental research in materials and devices, as well as advanced systems design and engineering. These efforts have found applications in the energy, chemical, lighting, display, healthcare and defense industries. He is the co-founder of Auterra Inc. He has served in numerous administrative committees, faculty senate, national and international scientific and business panels, editorial reviews for technical journals and books, led and managed large research programs, mentored students at all levels: K-12, undergraduate, graduate, post-doctoral fellows as well as faculty members and staff. Key recognitions include: Senior member of IEEE, Rensselaer School of Engineering Research Excellence Award (2005); 40 under forty Entrepreneurship Award (2004); Rensselaer Trustees Awards for Faculty Achievement (2019, 2018, 2017, 2016, 2015, 2011, 2010, 2009, 2007, 2005, 2004, 2001); National Science Foundation Early Faculty CAREER grant award (2001); Young Scientist Award (1995); MRS Graduate Student Award Finalist (1995); Martin Foster Award for Best Ph.D. thesis of the year (1996).

  • Dr. Samuel Halim

    Co-Founder, CEO and President Avantama Ltd.

    Samuel is co-founder, CEO and president of Switzerland based Avantama Ltd. Samuel earned his PhD in Chemical Engineering from ETH Zurich after an education in materials science and engineering in Zurich, Lausanne and Stockholm.

  • Dr. Charlie Hotz

    Vice President of R&D Nanosys Inc.

    Dr. Charlie Hotz sets the vision for Nanosys’ design, invention of new products and development of existing products.

    Dr. Hotz joined Nanosys in 2013 to lead the development of its large-scale quantum dot production facility.  Upon successful completion and qualification of this large-scale line, Dr. Hotz took responsibility of R&D, and the development of next-generation products including Hyperion™ Quantum Dots and QD-LEDs.

    Dr. Hotz has led the commercial development of quantum dots for nearly two decades. During this time, he worked closely with many of the earliest Quantum Dot pioneers including Dr. Louis Brus, Dr. Paul Alivisatos of LBNL and Dr. Moungi Bawendi of MIT. Prior to Nanosys, Dr. Hotz was Vice President, R&D for 6 years at Solexant, a QD based photovoltaics company where he developed the first ever high efficiency QD solar cells. Dr. Hotz also served as Vice President of R&D for 7 years at Quantum Dot Corporation, where he developed many QD products for diagnostic and biological applications which are still in use today at Thermo-Fischer, who acquired Quantum Dot Corporation.

    Dr. Hotz is the author of numerous patents and technical articles. He holds a Ph.D. in chemistry from the University of Michigan.

  • Yeon Sik Jung

    Associate Professor KAIST

    Yeon Sik Jung is an Associate Professor in the Department of Materials Science and Engineering at Korea Advanced Institute of Science and Technology (KAIST).

    Researcher ID:

    Google Scholar: Researcher Profile

  • Yu Kambe

    CEO and Co-Founder NanoPattern Technologies, Inc.

    Yu Kambe is CEO & Co-Founder of NanoPattern Technologies, Inc., enabling the next generation of energy efficient better color experience displays.

  • Dr. Mike Krames

    President & Owner Arkesso LLC

    Dr. Mike Krames is a 25 year veteran in the optoelectronics industry, in both start-ups and large research and development organizations. Dr. Krames was formerly Chief Technology Officer at Soraa, Inc., an LED product company founded by Nobel Prize winner Shuji Nakamura. Prior to that, he was Executive Vice President at Philips Lumileds, where he ran the Advanced Laboratories and pioneered a multitude of programs in LEDs and luminescence, focusing on materials, devices, and systems for applications to lighting and displays.  He is currently President & Owner of Arkesso LLC, a consulting firm based in Silicon Valley, California

    Mike is a recognized world authority on visible-spectrum LEDs and their applications for lighting and displays. He has served on numerous roundtables and panels for the U.S. Department of Energy. He is an IEEE Fellow and has over 80 peer-reviewed publications and more than 200 patents granted worldwide.

  • Jan Kubat, Ph.D.

    Product Line Manager CRYTUR

    Jan is a product line manager for phosphor materials at CRYTUR company in Turnov, Czech Republic. He leads a team of researchers focusing on single crystals development and their applications in the field of solid state lightening, high power lasers, scintillators and other niche applications. Jan is also responsible for business development of advanced phosphor materials for high power light emitting diodes. In the past  he was a consultant of Performance Improvement at PricewaterhouseCoopers Czech Republic.

  • Professor Ru-Shi Liu

    Professor, Department of Chemistry National Taiwan University

    Professor Ru-Shi Liu received his Bachelor degree in Chemistry from Soochow University (Taiwan) in 1981. He got his Master Degree in nuclear science from the National Tsing Hua University (Taiwan) in 1983. He obtained two Ph.D. degrees in Chemistry from National Tsing Hua University in 1990 and from the University of Cambridge in 1992. He joined Materials Research Laboratories at Industrial Technology Research Institute as an Associate Researcher, Research Scientist, Senior Research Scientist and Research Manager from 1983 to 1995. Then he became an Associate Professor at the Department of Chemistry of the National Taiwan University from 1995 to 1999. Then he promoted as a Professor in 1999. In July 2016, he became the Distinguished Professor.

    He got the Excellent Young Person Prize in 1989, Excellent Inventor Award (Argentine Medal) in 1995 and Excellent Young Chemist Award in 1998. He got the 9th Y. Z. Hsu scientific paper award due to the excellent energy saving research in 2011. He received the Ministry of Science and Technology award for distinguished research in 2013 and 2018. In 2015, he received the distinguished award for Novel and Synthesis by IUPAC & NMS. In 2017, he got the Chung-Shang Academic paper award. His research is concerning in the Materials Chemistry. He got 2018 Highly Cited Researchers by Clarivate Analytics.

    He is the author and co-author of more than 560 publications in scientific international journals with total citations > 14,608, h-index: 62. He has also granted more than 200 patents.

  • Dr. Wenyong Liu

    Display Expert TCL

    Dr. Wenyong Liu received his Ph.D. from Chemistry Department of University of Chicago in 2014, mainly working on III-V quantum dots synthesis and its opto-electronic applications. And then he pursued his postdoc in Los Alamos National Lab until 2016, focusing on magnetic doped quantum dots and the relationship between exciton and external magnetic field. Currently, he works in TCL research as novel display expert, aiming at optimizing the lifetime, external quantum efficiency (EQE) and reproducibility of quantum dots light emitting diodes (QLEDs).

    Dr. Liu has a long time experience on high quality quantum dots synthesis, especially for opto- & electro-luminescence applications. He is the first to achieve the large scale production of Cd-free quantum dots with high quality. And he also significantly boosted the QLEDs lifetime for Cd-based quantum dots with T95 of blue and red above 100 and 4000 hours at 1000 nits, respectively, both of which are one of best so far among reported results.

  • Pawel Malinowski, PhD

    Program Manager “User Interfaces & Imagers” IMEC

    Pawel E. Malinowski was born in Lodz, Poland, in 1982. He received the Ms.Eng. degree in electronics and telecommunications (thesis on design of radiation-tolerant integrated circuits) from the Lodz University of Technology, Poland, in 2006. In 2011, he received the Ph.D. degree in electrical engineering from the KU Leuven, Belgium (thesis on III-nitride-based imagers for space applications).

    Pawel is working at imec since 2005, and in the Large Area Electronics Department since 2011. Currently, he is Program Manager “User Interfaces & Imagers” and he focuses on thin-film image sensors and high resolution OLED displays. Pawel has coauthored more than 40 publications and submitted 5 patent applications. He was a recipient of the International Display Workshops Best Paper Award in 2014 and the SID Display Week Distinguished Paper Award in 2018. Pawel is Member of IEEE and SID, and served on the ODI Committee (Optoelectronics, Displays, and Imagers) of the 64th and 65th International Electron Device Meeting (IEEE-IEDM 2018, 2019). 

  • Liberato Manna, Ph.D.

    Deputy Director for Materials and Nanotechnology Programs Italian Institute of Technology (IIT)

    Liberato Manna received his Ph.D. in Chemistry in 2001 from the University of Bari (Italy) and worked at UC Berkeley (USA) as a visiting Student and subsequently at the Lawrence Berkeley Lab (USA) as a postdoctoral fellow until 2003. He was then scientist at the National Nanotechnology Lab in Lecce (Italy) and he moved to the Istituto Italiano di Tecnologia (IIT), Genova (Italy) in 2009 as director of the Nanochemistry Department. Since 2010, he has also been part-time professor at TU Delft (The Netherlands). Currently, he is also deputy director of IIT for the Materials and Nanotechnology programs at IIT. His research interests include the synthesis and assembly of colloidal nanocrystals, the study (including modeling) of structural, chemical and surface transformations in nanoscale materials, and their applications in energy, photonics, and electronics. He currently teaches theoretical chemistry and electronic structure of solids at the University of Genova.

  • Prof. Dr. Andries Meijerink

    Professor University of Utrecht

    Andries Meijerink (1963) received his MSc and PhD degree in Chemistry at Utrecht University. After a post-doc in Madison (University of Wisconsin) he returned to Utrecht in 1991. In 1996, at the age of 32, he was appointed at the chair of Solid State Chemistry in the Debye Institute of Utrecht University where he leads an active group in the field of luminescence spectroscopy of quantum dots and lanthanide ions. In the field of lanthanide ions his work involves fundamental research on the energy level structure of both 4fn and 4fn-15d states and finding new concepts related to applications in solar cells, LEDs and scintillators, including the discovery of downconversion. Andries Meijerink received several awards, including the Shell Incentive Award (1995), the Gold Medal of the Royal Dutch Chemical Society (1999) and the Centennial Award for Luminescence and Display Materials from the Electrochemical Society (2002) and the Gilles Holst Medal (2019). In 2009 he was elected into the Royal Dutch Academy of Science.

  • Qiao Mingsheng

    Display Technical Director Hisense Electronics Co., Ltd

    Qiao Mingsheng is Display Technical Director at Hisense Electronics Co., Ltd.

  • David Needell

    PhD Researcher in Solar PV Caltech

    David's current research at Caltech focus on evolving the design, characterization, and fabrication of waveguides and coatings for luminescent solar concentrators (LSC’s) with the ultimate goal of designing a novel solar energy device. Applications including but not limited to power-generating windows for urban centers, on-Si tandem modules for utility-scale photovoltaic systems, space solar power systems, and automotive solar energy modules.

  • Bob O'Brien

    Co-Founder and President Display Supply Chain Consultants (DSCC)

    Robert J (Bob) O’Brien is Co-Founder and President of DSCC. Bob has decades of experience turning market and business analysis into strategic insights in the display and electronics industries. As Director of Market Intelligence and Strategy for Corning Glass Technologies, Bob developed an intelligence infrastructure to inform pricing strategy, product development, marketing communications and customer service strategy. He also developed external communications for investors and customers to realize Corning’s industry leading position.

    Bob led the CGT intelligence team in building critical tools for analysis of both short- and long-term dynamics in the LCD industry. In response to Corning’s vulnerability to supply/demand swings, Bob developed an analytical model for predicting glass demand based on the supply/demand dynamics of the LCD value chain. The output of this model is frequently quoted in Corning’s earnings release and other communications. To increase understanding of the long-term dynamics of TV replacement, Bob led the efforts on consumer survey work to understand the replacement cycle of TV. As the cover glass market matured, Bob led the effort to explore and develop the Gorilla glass business in emerging markets.

    Prior to Corning, Bob worked in engineering, product marketing, finance, and business intelligence for Philips Display Components and LG.Philips Displays. At Philips, Bob led a multi-division team evaluating potential opportunities in large display technologies, with comparative market and technology analysis of LCD, PDP, CRT, and projection. Bob prepared and executed financial and marketing expertise on the plasma display business for the due diligence process during the 2001 international merger which formed LG.Philips Displays.

    Bob holds a BS in Applied and Engineering Physics from Cornell University and an MBA from the University of Michigan Business School. He lives in Ann Arbor, MI with his wife Mattie and three sons. He can be reached at

  • Prof. Federico Rabuffetti

    Assistant Professor of Chemistry Wayne State University

    Prof. Federico Rabuffetti is a materials chemist who received his Ph.D. from Northwestern University in 2010, working under the supervision of Profs. Kenneth Poeppelmeier and Peter Stair. Then, he worked as a Postdoctoral Researcher at the University of Southern California under the direction of Prof. Richard Brutchey. In 2014, he started his independent career as an Assistant Professor of Chemistry at Wayne State University (Detroit, MI). His research focuses on the design, synthesis, and crystal-chemistry of inorganic and hybrid thermosensitive light emitters.

  • Dr. Mathias Rapphahn

    Development Manager Litec-LLL GmbH, a company of Merck KGaA, Darmstadt, Germany

    Dr. Mathias Rapphahn received his PhD as a chemist at the University of Rostock in the field of inorganic molecule chemistry. After a short stay at the Leibniz Institute of Catalysis in Rostock he joined Litec-LLL GmbH, a company of Merck KGaA, Darmstadt, Germany, in 2013 as manager of production and development. Currently he is responsible for phosphor R&D and application for LED as well related light converter topics.

  • Dr. Sohn Sang Hyun

    Principal Engineer R&D Team, Visual Display Division Samsung Electronics

    Dr. Sohn Sang Hyun received his master’s degree in physics from In Pohang university of science and Technology in 1999 and completed a doctorate at the same university. He has been researching next generation display technologies such as transparent display, 3D, lighting emitting devices for display and quantum dot in Department of visual Display Division at Samsung Electronics Co. Ltd, from 2005. Since last year, he has been dispatched to a group of Dr. Eunjoo Jang of Samsung advanced Institute of technology, focusing on QD-LED technologies and their applications for commercializing.

  • Juan J Santaella

    R&D HW Manager VALEO Lighting Systems

    Juan J Santaella received his BSc in Physics in 2006 and his MSc in Electronics in 2009 from Universidad de Granada. In 2015 he completed a new MSc in Micro and Nanoelectronics from Universidad de Sevilla.

    Currently, in addition to his role as R&D HW manager for VALEO Lighting Systems, he is also involved in innovation projects for VALEO in the frame of his PhD in Physics of electronic devices and semiconductors. He has been researching next generation of automotive LED technologies, focusing on Quantum Dots as new possible nanotechnology lighting devices as QLEDs and their application to automotive products.

  • Jared Silvia, PhD

    Co-Founder and CEO BlueDot Photonics

    Jared brings a combination of technical knowledge and experience solving business challenges to the company.  Jared joined BlueDot after working in the cleantech sector for Doosan GridTech.  While at Doosan, Jared oversaw overall business and product strategy development and helped the newly formed company commercialize solutions for integrating distributed energy resources into the electric grid.  Prior to Doosan, Jared worked at McKinsey and Co. where he served companies in the energy and materials sectors on strategy and operation topics. Jared has a PhD in Chemistry from MIT where his thesis focused on carbon dioxide conversion schemes. 

  • Robert Soler

    VP of Research BIOS Lighting

    Robert Soler is the VP of research for BIOS Lighting.  Prior to his work at BIOS he was the subject matter expert for the circadian lighting system currently installed on International Space Station and has served as jet lag mitigation expert for professional sports teams.  He serves as an advisor to the International WELL Building Institute and received a fellowship from the National Science Foundation.

  • Jonathan S. Steckel, PhD

    Director of Advanced Technology Intelligence STMircoelectronics

    Jonathan Steckel is the Director of Advanced Technology Intelligence at STMircoelectronics in Grenoble, France. Prior to this, he was a Lead Camera Core Technologist at Apple, Inc. working on cutting edge light detection technologies after a 4 year role at Apple as a Lead Display Technologist working on developing several advanced display technologies. Before joining Apple in mid-2014 he co-founded QD Vision, Inc. in 2005 and performed numerous Director roles, starting with Director of Chemistry, advancing to Director of Materials R&D and Manufacturing, and finally to Director of Research & Advanced Development. Under his technical leadership, QD Vision’s quantum dot materials were developed to enable the commercialization of the world’s first quantum dot enhanced LED light bulbs (Nexxus) in 2009 and the world’s first quantum dot containing TVs (Sony Bravia) in 2013.  Jonathan received his PhD in Chemistry from the Massachusetts Institute of Technology in 2006, where he advanced inorganic semiconductor nanoparticles (quantum dots) to address the needs of quantum dot LED displays - improving the state-of-the-art in this space by a full order of magnitude - enabling the transition of this technology from the lab (MIT) to industry (QD Vision, Inc.).  He graduated with high honors in Chemistry from Oberlin College in 2001 and was awarded the Harry N. Holmes Prize for excellence in Chemistry. He has over 70 papers, patents, and patent applications in the field of semiconductor nanoparticles and LEDs.  He was awarded the 2011 Semi Award for North America in recognition of his pioneering work in the commercialization of quantum dot technology and the 2014 Presidential Green Chemistry Challenge award for his team’s ground-breaking work in reducing and eliminating the generation and use of hazardous substances in the synthesis and manufacture of quantum dot materials.

  • Sebastian Stoll

    Development Engineer OSRAM Opto-Semiconductors

    is responsible for Conversion Solution Development at OSRAM OS, with a main focus on the topics of Display Backlighting, High CRI for automotive and general lighting, and Phosphor-QD hybrid solutions. 


    • 2014: Bachelor of Science Nanostructure Technology, University of Wuerzburg
    • 2017: Master of Science Nanostructure Technology, University of Wuerzburg
    • Research assistant @ University of Wuerzburg (Technical physics)
    • Research internship @ Lawrence Berkeley National Lab (US)

    Work Experience

    • 2017: Development engineer @ OSRAM Opto-Semiconductors
  • Dr. Markus Suta

    Postdoctoral Researcher Utrecht University

    Markus Suta is working as a postdoctoral researcher at Utrecht University in the group of Andries Meijerink. He is involved in the European Union-funded Horizon 2020-FET-Open project nanoTBtech (grant agreement no.: 801305) that aims at the development of novel promising luminescent nanothermometers for bio-applications. His part lies in the elucidation of a very general theoretical framework for luminescence thermometry and the experimental validation thereof that would allow to predict new sensitive nanothermometers. Moreover, his research interests lie in fundamental problems of luminescence spectroscopy and the promising new applications arising out of their solution.

    Markus Suta received a PhD in Chemistry from the University of Siegen, Germany in 2017, where he worked on the photoluminescence properties and their theoretical description of divalent lanthanides (Eu2+, Yb2+, Sm2+, Tm2+) and self-trapped excitons in bulk perovskite-like halides. During that time, he also studied Physics at the University of Siegen, which he successfully graduated with a second MSc degree in 2019 with a specialization in Theoretical Physics. He was awarded several scholarships and prizes, including the scholarship of the German National Academic Foundation (2010 – 2012), the PhD prize of the Dirlmeier foundation (2018) or also the invitation as one of the finalists at the Reaxys Prize Symposium (2017). He has published over 20 articles on various topics combining synthesis, advanced luminescence spectroscopy or theoretical concepts and acts as a frequent referee for several journals on spectroscopy and materials chemistry.

  • Dr. Shiho Takashina

    Senior Manager Mitsubishi Chemical Corporation

    Shiho Takashina works as an engineer at Mitsubishi Chemical Corporation, Japan. She received her master degree in chemical engineering (2006), and earned her PhD (2009) at the University of Okayama, Japan, on the stability control of Water in Oil microemulsion. She joined Mitsubishi Chemical Corporation in 2009. Since then, she has been taking charge of development and mass-production technology of nitride phosphors.

  • Ryu Takeko

    Mgr. of Planning & Coordination Office, It-related Chemicals Sector Sumitomo Chemical

    Ryu Takeko is Manager of Planning & Coordination Office, It-related Chemicals Sector, at Sumitomo Chemical in Tokyo, Japan.


    APL.1998 - MAR.2003: Doctoral degree in Chemical Science and Engineering, Graduate School of Science and Technology, Kobe University, Japan

    APL.1994 - MAR.1998: B.S., Department of Chemical Science and Engineering, Faculty of Engineering, Kobe University, Japan


    MAY 2016 - Present: Manager of Planning & Coordination Office, It-related Chemicals Sector, Sumitomo Chemical

    OCT 2013 - APR 2016: Senior Research Associate of It-related Chemicals Research Laboratory, Sumitomo Chemical

    JAN 2011 - JAN 2013: Visiting Researcher for the Department of Polymer Science and Engineering, University of Massachusetts, Amherst, USA

    JUL 2008 - SEP 2013: Research Associate of It-related Chemicals Research Laboratory, Sumitomo Chemical

    APL 2003 - JUN 2008: Researcher of It-related Chemicals Research Laboratory, Sumitomo Chemical

    APL 2000 - MAR 2003: Research Fellow of the Japan Society for the Promotion of Science

  • Dr. Ravi Tangirala

    R&D Program Manager Nanosys Inc.

    Dr. Ravi Tangirala leads the QD Color Conversion program at Nanosys.  He has over 10 years experience with nanoparticle synthesis, surface chemistry and nanocomposite device fabrication. Prior to Nanosys, Dr. Tangirala developed quantum dot inks and deposition processes for QD-based image sensors at InVisage Technologies (now part of Apple). He also worked as a postdoctoral fellow at Lawrence Berkeley National Lab. He holds a PhD in Polymer Science and Engineering from the University of Massachusetts, Amherst.

  • Dr. Eric Virey

    Senior Market & Technology Analyst Yole Développement

    As a senior market and technology analyst at Yole Développement, Eric contributes to the development of LED, OLED, and display activities at Yole. He has authored a large collection of market and technology reports as well as multiple custom consulting projects on subjects including business strategy, identification of investments or acquisition targets, due diligence, market and technology analysis, cost modelling and technology scouting. Thanks to his deep knowledge of the LED/OLED and display industries, Eric has spoken at more than 30 industry conferences worldwide over the last five years. He has been interviewed and quoted by leading media all over the world.

    Previously Eric has held various R&D, engineering, manufacturing and business development positions with the Fortune 500 Company Saint-Gobain, based in France and the United States.

    Dr Eric Virey holds a PhD in Optoelectronics from the National Polytechnic Institute of Grenoble.

  • Dr. Sadakazu Wakui

    Phosphor Engineer Nichia

    Dr. Wakui received his Ph.D. in Engineering in 2010 at the University of Electro-Communications, Japan.  His research interest at the doctoral course is nano-scale dielectric properties near semiconductor / oxide interfaces using first principles calculations.  Since joining Nichia in 2010, He has been working in the development of new phosphors.

  • Willem Walravens

    CTO & Founder QustomDot

    Willem Walravens is CTO and Founder of QustomDot, an advanced materials start-up that produces on-chip grade and cadmium-free quantum dots. In addition, QustomDot assists customers to successfully integrate quantum dots in devices.

  • David Wyatt

    CTO Pixel Display

    David Wyatt is the CTO of PixelDisplay, a company he co-founded in 2015. David is the inventor of PixelDisplay’s VividColor HDR™ and NoBlue™ technologies that gives system developers access to better LED, and MicroLED based display solutions. David is originally from rural Australia where he studied Electrical Engineering in South Brisbane College, and Bachelor Computer Science at University of Queensland, then following his engineering passion for both hardware and software, he founded his first startup in Taiwan, learning Mandarin on the fly, before coming to the US through an acquisition.

    Prior to founding PixelDisplay, David was a Distinguished Engineer at NVIDIA working on both GPUs and Tegra. Before NVIDIA, David was a Chief Engineer, and Platform Architect at Intel, Chips and Technologies, and Weitek. Now with over 20 year’s experience in Silicon Valley, David’s pioneering innovations have covered a wide range of disruptive technologies such as variable display refresh (including G-SYNC), content-adaptive high dynamic range, thinner lighter portable devices, high-speed wired/wireless links, intelligent touch and display controller chips; which have become an integral part of industry standards (including VESA, HDMI, HDCP and JEDEC). 

    David has filed more than 200 patents internationally, with over 90 issued in the US, across a wide variety of industries. David’s innovations have become key features on products from Apple, Asus, AuO, Google, Intel, Microsoft, NVIDIA, Lenovo, Sharp, Sony, Xiaomi and many more.

  • Dr. Yige YAN

    Postdoctoral Researcher ENS Lyon

    Dr. Yige YAN received his Ph.D. in Chemistry/Material Science in 2016 at the University of Strasbourg, France. Since joining the Photonic and Functional Material team in ENS Lyon, France in 2019, He has been working on novel synthesis of REE-based nanophosphors and preparation of related material in varies forms.

  • Dr. Chaoqun Yang

    Development & Application Engineer, QD Technology CSOT (China Star Optoelectronics Technology)

    Chaoqun Yang received her Master degree in materials engineering from Huazhong University of Science and Technology in 2015. Since then, she works as an engineer at Wuhan China Star Optoelectronics Technology Co., Ltd. She is now responsible for the development and application of QD technology.

  • Dr. Xie Zhang

    Postdoctoral Researcher University of California, Santa Barbara

    Dr. Xie Zhang received his PhD in 2015 from the Department of Computational Materials Design (Director: Prof. Neugebauer) at the Max-Planck-Institut für Eisenforschung GmbH and Ruhr-Universität Bochum.  He continued working on phase transformations in alloys as a postdoc until December 2016. Since joining the group of Prof. Van de Walle at the University of California, Santa Barbara in 2017, he focuses on computing and understanding the fundamental recombination mechanisms in optoelectronic materials from first principles.