AI powered Digital twin for lighting infrastructure in the context of front-end Industry 4.0

Project Information

AI-TWILIGHT

Grant agreement ID: 101007319

DOI

10.3030/101007319

Project closed

EC signature date 12 May 2021

Start date 1 June 2021

End date 31 January 2025

Funded under

• INDUSTRIAL LEADERSHIP - Leadership in enabling and industrial technologies - Information and Communication Technologies (ICT)

Total cost

€ 17 923 426,34

EU contribution

€ 5 187 309,15

Coordinated by

SIGNIFY NETHERLANDS BV
Netherlands

CORDIS provides links to public deliverables and publications of HORIZON projects.

Links to deliverables and publications from FP7 projects, as well as links to some specific result types such as dataset and software, are dynamically retrieved from OpenAIRE .

Deliverables

Documents, reports (8)

Public report on results of on-site applications
Report on standardization activities
Public report on data-driven methods for prediction of ageing
Report on the models of the application use-cases for PU

Report on the models of the application use-cases

Final report on the new education and training materials regarding the developed AI-TWILIGHT methodologies, models and applications
Final report D3.1, extended with the new parameter extraction methods and SPD modelling

Final report D3.1, extended with the description of the new parameter extraction methods and the SPD modelling, aimed for the public

Final report on requirements of applications and use cases
Overall report on testing activities

Other (3)

Website running
Initial dissemination plan including training and education
Final dissemination plan including press release and media coverage

Publications

Monographic books (2)

Mathematics: key enabling technology for scientific machine learning

Author(s): Wil Schilders
Published in: Issue November 1-5,2021, 2021
Publisher: TU Eindhoven & Platform Wiskunde Nederland

Reliability of Organic Compounds in Microelectronics and Optoelectronics

Author(s): Willem van Driel Kouchi Zhang Jiajie Fan
Published in: Reliability of Organic Compounds in Microelectronics and Optoelectronics, Issue January, 2022, 2022, ISBN 978-3-030-81575-2
Publisher: Springer
DOI: 10.1007/978-3-030-81576-9

Other (33)

Útvilágítás audit innovációs lehetőségek(Road lighting audit innovation opportunities)

Author(s): Csuti, P.
Published in: Issue May 12-13, 2022, 2022
Publisher: LI. Közvilágítási Ankét

DigiFed Final Event- Focus on the Use Case ongoing in Lyon in the Ai-Twilight European project

Author(s): Christophe Marty, Poppe Andras
Published in: Issue Nov. 4th, 2022, 2022
Publisher: DigiFed

Advancements in LED Fixtures and Luminaires Performance Simulation

Author(s): Alex Fischer
Published in: LED Professional Magazine, Issue LpR95 Jan/Febr 2023, 2023, Page(s) 52, ISSN 1993-890x
Publisher: Luger Research e.U.

"Options of speeding up the measurement of isothermal IVL characteristics of LEDs"" (in Hungarian)"

Author(s): Hegedüs, János; Hantos, Gusztáv; Poppe, András
Published in: 13th Annual LED Conference of the Hungarian Lighting Society, 2022
Publisher: Hungarian Lighting Society

Numerical methods for accurate simulations and optimizations in nanophotonics

Author(s): Burger, S.
Published in: TBO Nanophotonics Workshop, Issue February 24, 2022, 2022
Publisher: TBO Nanophotonics Workshop

Scientific computing - from research to products

Author(s): Burger, S.
Published in: Issue October 5,2021, 2021
Publisher: QUDOT-TECH Summer School 2

Multi-domain digital twins of LEDs and luminaires for supporting design and operation of lighting infrastructures,keynote talk

Author(s): European Capital of Culture Association
Published in: The 46th International Spring Seminar on Electronics Technology – ISSE 2023, Issue 10-14 May 2023, 2023
Publisher: European Capital of Culture Association

Understanding Circadian-Effective Lighting: Melanopic Equivalent daylight illuminance (MEDI) explained, EML (WELL), the Circadian Stimulus Model: what is it?

Author(s): Schlangen, L.J.M.
Published in: 2022
Publisher: Designing Lighting

Virtual booth

Author(s): Genevieve Martin
Published in: EFECS 2021-Virtual booth, Issue November 24, 2021, 2021
Publisher: EFECS

AI powered Digital twin for lighting infrastructure in the context of front-end Industry 4.0

Author(s): Simone Jagersbacher
Published in: 2021
Publisher: BNN

5days workshop organised by TUE at Lorentz center, Leiden

Author(s): W. Schilder
Published in: Issue November 1-5, 2021, 2021
Publisher: Lorentz center

Digital twins of lighting systems (Digitale Zwillinge von Beleuchtungssystemen)

Author(s): Schöps, Sebastian
Published in: 2022
Publisher: TU-Darmstadt

Remaining useful Lifetime calculations using a Driver Digital Twin

Author(s): Roy Engelen
Published in: Issue Nov 30th, 2022 to Dec 1st, 2022, 2022
Publisher: Math4NL

Conference on Holistic Green Airports and VIrtual Twin

Author(s): Christophe MARTY, Sif Khenioui
Published in: 2022
Publisher: FOCALES lumière

AI-TWILIGHT: AI lights up European Lighting Industry

Author(s): Genevieve Martin; Ronald Maandonks
Published in: Issue April 12, 2021, 2021
Publisher: Signify

Digital twin for lighting

Author(s): Marc van der Schans, Wil Schilders, Genevieve Martin
Published in: Holst Symposium 2022, Issue April 23, 2022, 2022
Publisher: TU Eindhoven

Közvilágítási világítótestek öregedése

Author(s): Szabó, F.
Published in: Issue May 12-13, 2022, 2022
Publisher: LI. Közvilágítási Ankét

Az új energiacímke közvilágítási vonatkozásai(Public lighting aspects of the new energy label)

Author(s): Tóth, D.N.
Published in: LI. Közvilágítási Ankét(LI. Street lighting questionnaire), Issue May 12-13, 2022, 2022
Publisher: LI. Street lighting questionnaire

The AI-TWILIGHT project

Author(s): WIL SCHILDER
Published in: ILI Magazine Spring 2021, 2021
Publisher: ILI

Update of AI Twilight progress in extended newletter of Cluster Lumière

Author(s): Christophe MARTY, Sif Khenioui
Published in: 2022
Publisher: Cluster Lumiere

Conference presentation: The light circle- a framework to assess and describe light and lighting quality

Author(s): Belgers, S.
Published in: 2022
Publisher: Lument

AI-digital TWIn for LIGHTing

Author(s): Genevieve Martin, Joan Yu
Published in: 2021
Publisher: Signify

AI-TWILIGHT Project introduction for EFECS 2022--Poster

Author(s): Ru Li, Willem van Driel, Elke Kraker
Published in: 2022
Publisher: EFECS 2022

Website of AI TWILIGHT

Author(s): András Poppe
Published in: 2021
Publisher: BUDAPEST UNIVERSITY OF TECHNOLOGY AND ECONOMICS

AI-TWILIGHT: AI powered Digital Twin for lighting infrastructure in the context of front-end Industry 4.0

Author(s): Schoeps, Sebastian
Published in: Issue July 17,2021, 2021
Publisher: European Consortium for Mathematics in Industry

Stabilisation of luminous flux output of LEDs, in Hungarian (LED-ek fényáramának stabilizálása)

Author(s): János Hegedüs
Published in: "National research project proposal l# NKFIH FK_23 146558", 2023
Publisher: National research project

Introduction for LSRC meeting

Author(s): Wouter Soer
Published in: 2021
Publisher: Louisiana Society of the American Association for Respiratory Care

Annoucement in French Cluster Lumière newsletter + youtube video

Author(s): Christophe MARTY, Sif Khenioui
Published in: 2022
Publisher: Cluster Lumière

Thermal Calibration - AI Twilight

Author(s): Alex Fischer
Published in: LED Professional Magazine, Issue LpR 102, 2024
Publisher: LED Professional Magazine

Supporting Sleep and Health with Integrative Lighting - recent advances and insights

Author(s): Schlangen, L.J.M.
Published in: 2022
Publisher: CIE Taiwan Light&Health Conference

CIE Wyszecki Gold Pin Awardee 2023: Luc Schlangen

Author(s): CIE
Published in: 2023
Publisher: CIE

Creating new multi-domain digital twins of LEDs with an attempt to describe their ageing for predictive maintenace schemes

Author(s): András Poppe
Published in: Scientific Computing in Electrical Engineering (SCEE2022), Issue July 11, 2022, 2022
Publisher: Springer

Use Case presentation poster in Lumen Building, Lyon

Author(s): Christophe MARTY, Sif Khenioui, E.Morard, P. Raynaud
Published in: 2022
Publisher: CLuster Lumiere

Conference proceedings (61)

Index-aware learning of MNA

Author(s): Förster, Peter; Cortes Garcia, Idoia; Jansen, Lennart; Schilders, Wil; Schöps, Sebastian
Published in: The 14th International Conference on Scientific Computing in Electrical Engineering, Issue July 11-14, 2022; Every 2 years, 2022
Publisher: Springer

The effect of dimming frequency on the aging of power LEDs

Author(s): Gusztáv Hantos, János Hegedüs, András Poppe, Máté Lukács, Bence Bodnár
Published in: 28TH INTERNATIONAL WORKSHOP Thermal Investigations of ICs and Systems, Issue September 28-30, 2022, 2022
Publisher: Therminic2022

Measurement uncertainty - understandable and manageable?Mérési bizonytalanság - érthető és kezelhető?

Author(s): Tóth, D. N.
Published in: LED Conference 2023 (14th Annual LED Conference of the Hungarian Lighting Society), Issue 31 January 2023, 2023
Publisher: Hungarian Lighting Society

Catastrophic degradation of LEDs: failure analysis and perspective

Author(s): N. Trivellin, Alessandro Caria, Ambrogio Huang, Francesco Piva, Matteo Buffolo, Carlo De Santi, Julien Magnien, Jördis Rosc, Giovanna Mura, Gaudenzio Meneghesso, Enrico Zanoni and Mattteo Meneghini
Published in: Proceedings of the IEEE LS24 Sustainable Smart Lighting Conference, Issue presented by N. Trivellin at IEEE Sustainable Smart Lighting World Conference LS:24, Eindhoven, Netherlands, 12-14 November 2024, 2024
Publisher: IEEE

Bayesian Experimental Design for LEDs using Gaussian Processes

Author(s): Förster, Peter; Schöps, Sebastian; Schilders, Wil; Böckhorst, Stephan; Mevenkamp, Maximilian
Published in: The 29th THERMINIC Workshop, Issue September 27-29, 2023, 2023
Publisher: THERMINIC

Degradation of Biological Potency in LED light Sources with Lifetime

Author(s): Belgers, S., Schlangen, L.J.M., Cuijpers, R.H., Heynderickx, I.
Published in: CIE quadrennial meeting 2023, 2023
Publisher: CIE
DOI: 10.25039/x50.2023.pp003

Stabilisation of luminous flux output of LEDs, in Hungarian (LED-ek fényáramának stabilizálása)

Author(s): Hegedüs János, Takács Dalma, Lipák Gyula
Published in: LII. Public Lighting Workshop of the Hungarian Lighting Society (LII Közvilágítási Ankét), Issue May 12th, 2023, 2023
Publisher: Hungarian Lighting Society

Thermal characterizationissuesof LEDs during reliabilitytesting

Author(s): János Hegedüs, Gusztáv Hantos, András Poppe, Máté Lukács, Bence Bodnár
Published in: 28TH INTERNATIONAL WORKSHOP Thermal Investigations of ICs and Systems, Issue September 28-30, 2022, 2022
Publisher: Therminic2022

Reliability analysis of high power LEDs for automotive: impact of current and temperature

Author(s): A. Caria, N. Trivellin, R. Fraccaroli, N. Roccato, M. Buffolo, C. De Santi, G. Meneghesso, E. Zanoni, M. Meneghini
Published in: Issue presented by A. Caria at ESREF 2024, Parma, Italy, 23rd-26th September 2024, 2024
Publisher: 35th European Symposium on Reliability of Electron Devices, Failure Physics and Analysis

Concepts for high throughput LED testing and high-speed optical transients of LEDs

Author(s): András Poppe, Gusztáv Hantos, János Hegedüs, Péter Csuti
Published in: 28TH INTERNATIONAL WORKSHOP Thermal Investigations of ICs and Systems, Issue September 28-30, 2022, 2022
Publisher: Therminic 2022

Bayesian Target‐Vector Optimization for Efficient Parameter Reconstruction

Author(s): Plock, Matthias, Kas Andrle, Sven Burger, and Philipp‐Immanuel Schneider
Published in: Advanced Theory and Simulations 5, Issue no. 10 (2022): 2200112, 2022
Publisher: Advanced Theory and Simulations 5

Thermal investigations as part of a remote phosphor aging test

Author(s): J. Hegedüs, D. Takács, G. Hantos, M. Németh, A. Poppe
Published in: THERMINIC 2024, 2024
Publisher: THERMINIC 2024

Objective characterisation of horticultural equipment

Author(s): Dr. Csuti P.
Published in: 2024
Publisher: LED conference 2024 Budapest, Hungary

Trigger specific failure in LED system by power and duty cycle patterns life time testing

Author(s): J. Magnien, L. Mitterhuber, K. Fladischer, J. Rosc, E. Kraker
Published in: 24th International Conference on Thermal, Mechanical and Multi-Physics Simulation and Experiments in Microelectronics and Microsystems (EuroSimE 2023), Issue 16-19 April 2023, 2023, ISBN 979-8-3503-4597-1
Publisher: IEEE
DOI: 10.1109/eurosime56861.2023.10100790

The minimal set of IVL measurements to characterize power LED chips

Author(s): Németh, Márton; Hantos, Gusztáv; Hegedüs, János
Published in: The 29th THERMINIC Workshop,, Issue September 27-29, 2023, 2023
Publisher: THERMINIC

Automated peak detection for analysis of error propagations and validation of structure functions in reliability tests of LED systems

Author(s): S. Fischer, J. Magnien,H. Röthl, E. Kraker
Published in: 29th INTERNATIONAL WORKSHOP Thermal Investigations of ICs and Systems-Therminic 2023, Issue 27-29 September 2023, 2023
Publisher: IEEE

Public lighting fluorescent - LED fluorescentKözvilágítás fénycső - LED cső

Author(s): Szabó, F, Csuti, P.
Published in: 52nd Public Lighting Workshop, Issue May 12th, 2023, 2023
Publisher: Hungarian Lighting Society

From digital twins to use-cases: an approach from AI-TWILIGHT

Author(s): Martin, Genevieve; Marty, Christophe; van der Schans, Marc; Poppe, András; Kraker, Elke
Published in: The 29th THERMINIC Workshop, Issue September 27-29, 2023, 2023
Publisher: THERMINIC

Numerical Simulation and Optimization of Resonant Nanophotonic Devices

Author(s): JCM
Published in: 11th International Conference on Photonics, Optics and Laser Technology (PHOTOPTICS 2023), Issue February 16 - 18, 2023, 2023
Publisher: PHOTOPTICS 2023

Analysis of extrinsic failure mechanisms of high-power blue, red and white LEDs for horticulture and street lighting

Author(s): A. Caria, R. Fraccaroli, G. Pierobon, T. Castellaro, A. Huang, J. Magnien, J. Rosc, G. Mura, C. De Santi, M. Buffolo, N. Trivellin, E. Zanoni, G. Meneghesso, M. Meneghini
Published in: Proceedings of Photonics West 2025, San Francisco, USA, 25th-30th January 2025, Issue presented by A. Caria at Photonics West 2025, San Francisco, USA, 25th-30th January 2025, 2025
Publisher: SPIE Photonics West

Prediction of the Luminous Flux Degradation of Light Emitting Diodes with an Interval Regressions Model

Author(s): R.Rocchetta Z. Zhan A Di Bucchianico
Published in: ESREL 2022, European Safety and Reliability Conference, 2022
Publisher: European Safety and Reliability Conference (ESREL 2022)

An automated method for creating compact dynamic thermal models for in-situ prognostics of power electronics and power LED packages

Author(s): Poppe, András; Hantos, Gusztáv; Hegedüs, János; Ender, Ferenc
Published in: The 29th THERMINIC Workshop,, Issue September 27-29, 2023, 2023
Publisher: THERMINIC

Getting Right & Left Right: The Curious Case of the Semi-Infinite Step

Author(s): JCM
Published in: 16th Annual Meeting Photonic Devices, Issue 17-19 April 2024, 2024
Publisher: Zuse Institute Berlin

New energy label: what do I call it?Új energiacímke: minek nevezzelek?

Author(s): Tóth, D.N.
Published in: XIII. LED Conference, Issue February 3rd, 2022, 2022
Publisher: Elsevier

Measurement challenges and experiences with horticultural lighting equipment

Author(s): Dr. Szabó F., Dr. Csuti P.
Published in: AgroLight Forum 2023, Issue 8 November 2023, 2023
Publisher: AgroLight Forum 2023

IMPLEMENTATION OF A HIGH-SPEED LED CHARACTERISATION SYSTEM

Author(s): Poppe Andras
Published in: CIE 30th Quadrennial Session,, Issue September 18-20, 2023, 2023
Publisher: CIE

On the importance of Fast and Accurate LED Optical and Thermal Characterization:The Case of UV LEDs

Author(s): N. Travellin, N. Roccato, R. Fraccaroli, F. Piva, M. Buffolo, C. Santi, C. Narduzzi, A. Caria, G. Meneghesso, E. Zanoni, M. Meneghini
Published in: 29th INTERNATIONAL WORKSHOP Thermal Investigations of ICs and Systems-Therminic 2023, Issue 27-29 September 2023, 2023
Publisher: IEEE

Modelling age-dependent changes in LED spectral power distributions

Author(s): Dr Szabó F., Tóth D.N.
Published in: 2024
Publisher: LED conference 2024 Budapest, Hungary

Bayesian Target-Vector Optimization for Efficient Parameter Reconstruction

Author(s): JCM
Published in: MathMet 2022 - International Conference for Mathematics for Metrology, Issue 2-4 November 2022, 2022
Publisher: MathMet 2022 - International Conference for Mathematics for Metrology

From poles to zeros in resonant nanophotonic systems

Author(s): JCM
Published in: International Conference on the Forefront in Ultrafast Nanophotonics, Issue 23-26 July 2024, 2024
Publisher: International Conference on the Forefront in Ultrafast Nanophotonics

Towards digital twin based prognostics in LED-based lighting applications: result of the AI-Twilight Project

Author(s): Susan X.J. Zha, Andras Poppe
Published in: Advancing Scientific Machine Learning in Industry, 2024
Publisher: TU München – Institute for Advanced Study

Steps towards a prescriptive (=Cognitive) digital twin for luminaires using AI (A new European initiative)

Author(s): Genevieve Martin
Published in: Integrated Computational Materials, Process and Product Engineering, Issue May 5-6, 2022, 2022
Publisher: IC-MPPE

Reliability testing of mid-power LEDs for the extension of multi-domain LED models with elapsed lifetime as parameter

Author(s): G. Hantos, J. Hegedüs, Gy. Lipák, M. Németh, A. Poppe
Published in: THERMINIC 2024, 2024
Publisher: THERMINIC 2024

Design of power cycling for reliability testing of LED systems: Numerical and analytical approach

Author(s): J. Magnien, L. Mitterhuber, E. KrakerJ. Magnien, L. Mitterhuber, E. Kraker
Published in: 29th INTERNATIONAL WORKSHOP Thermal Investigations of ICs and Systems, Issue 27-29 September 2023, 2023
Publisher: IEEE

Keynote on LED reliability at ESREF 2024

Author(s): Grigory Onushkin
Published in: 2024
Publisher: ESREF 2024

LIGHT EXPOSURE BEHAVIOUR ASSESSMENT (LEBA): A NOVEL SELF-REPORTED INSTRUMENT TO CAPTURE LIGHT EXPOSURE-RELATED BEHAVIOUR

Author(s): Siraji, M.A. Lazar, R.R. van Duijnhoven, J. Schlangen, L. Haque, S. Kalavally, V. Vetter, C. Glickman, G. Smolders , K. Spitschan, M.
Published in: CIE Australia Lighting Research Conference 2022, Issue February, 8th, 2022, 2022
Publisher: CIE Australia

Long-term (8000 h) reliability and failures of high-power LEDs for outdoor lighting stressed at high ambient temperatures

Author(s): Caria, R. Fraccaroli, G. Pierobon, T. Castellaro, A. Huang, C. De Santi, M. Buffolo, N. Trivellin, E. Zanoni, G. Meneghesso, M. Meneghini,
Published in: ESREF 2024 - 35th European Symposium on Reliability of Electron Devices, Failure Physics and Analysis, 2024
Publisher: ESREF 2024 - 35th European Symposium on Reliability of Electron Devices, Failure Physics and Analysis

LED LIFETIME TESTS FOR CIRCUIT SIMULATION MODELLING

Author(s): János Hegedüs, Gusztáv Hantos, András Poppe, Róbert Kovács, Péter Bojta, Gábor Harsányi
Published in: CIE 30th Quadrennial Session, Ljubljana, Slovenia, Issue September 18-20, 2023, 2023
Publisher: CIE

Design for Reusability with Lifetime Modelling; RGB-based Streetlight Luminaires in Greenhouses

Author(s): Hegedüs, János; Hantos, Gusztáv; Takács, Dalma; Lipák, Gyula; Poppe, András
Published in: The 29th THERMINIC Workshop, Issue September 27-29, 2023, 2023
Publisher: THERMINIC

Degradation Mechanisms in High-Power LEDs: Thermal Analysis of Failure Modes

Author(s): N. Trivellin, A. Caria, R. Fraccaroli, G. Pierobon, T. Castellaro, A. Huang, J. Magnien, J. Rosc, Gy. Lipák, G. Hantos, J. Hegedüs, C. De Santi, M. Buffolo, E. Zanoni, A. Poppe, G. Meneghesso, M. Meneghini
Published in: THERMINIC 2024, Issue presented by N. Trivellin at Therminic 2024, Toulouse, France, 25-27 September 2024, 2024
Publisher: THERMINIC 2024

Topic under consideration

Author(s): Dr. Szabó F., Dr. Csuti P.
Published in: AgroLight Forum 2024, Issue 7 November 2024, 2024
Publisher: AgroLight Forum 2024

Numerical optimization of the optical scattering response of plasmonic nanostructures

Author(s): JCM
Published in: META2023 - 13th International Conference on Metamaterials, photonic Crystals and Plasmonics, Issue 18-21 July 2023, 2023
Publisher: META2023

From poles to zeros in resonant nanophotonic systems

Author(s): JCM
Published in: 16th Pacific Rim Conference on Lasers and Electro-Optics, 2024
Publisher: 16th Pacific Rim Conference on Lasers and Electro-Optics

Effect of the operating frequency on LED aging, in Hungarian(A működési frekvencia hatása a LED-ek öregedésére)

Author(s): Hegedüs János, Hantos Gusztáv, Poppe András, Lipák Gyula
Published in: XIV. Hungarian LED Conference 2023 (14th Annual LED Conference of the Hungarian Lighting Society), Issue 31 January 2023, 2023
Publisher: Hungarian Lighting Society

Bayesian optimization for design of photonic devices and processes and for parameter reconstruction in optical metrology

Author(s): JCM
Published in: 25TH CONGRESS OF THE INTERNATIONAL COMMISSION FOR OPTICS (ICO), Issue 5-9 September 2022, 2022
Publisher: 25TH CONGRESS OF THE INTERNATIONAL COMMISSION FOR OPTICS (ICO)

AI-Twilight: artificial intelligence in LED lighting

Author(s): Dr. Szabó F.
Published in: Hungarian Electrotechnical Association Conference and Fair, Issue 25 September 2024, 2024
Publisher: Hungarian Electrotechnical Association Conference and Fair

Physiological effects of optical radiation

Author(s): Szabó, F.
Published in: XIII. LED Conference, Issue February, 2, 2022, 2022
Publisher: Elsevier

MODELLING THE SPECTRAL POWER DISTRIBUTION OF MONOCHROMATIC AND PHOSPHOR-CONVERTED POWER LEDS

Author(s): Gyula Lipák, Dalma Takács, János Hegedüs, Gusztáv Hantos
Published in: CIE 30th Quadrennial Session,, Issue September 18-20, 2023, 2023
Publisher: CIE

Rapid Failure Analysis of Installed LED Luminaire Through Standardized Processes

Author(s): János Hegedüs; Gusztáv Hantos; Péter G. Szabó; András Poppe
Published in: 27TH INTERNATIONAL WORKSHOP Thermal Investigations of ICs and Systems, Issue once per year, 2021
Publisher: IEEE
DOI: 10.1109/therminic52472.2021.9626528

Lighting Hygiene, Melanopic Daylight Efficacy Ratios and Energy Efficiency

Author(s): Luke L.A. Price, Luc J.M. Schlangen
Published in: Proceedings of the 30th session of the CIE, CIE 2023, 2023, ISBN 978-3-902842-77-0
Publisher: CIE
DOI: 10.25039/x50.2023

Injection-limited efficiency of InGaN LEDs and impact on electro-optical performance and ageing: a case study

Author(s): C.Casu, M. Buffolo, A. Caria, C. De Santi, E. Zanoni, G. Meneghesso, M. Meneghini
Published in: SPIE Proceedings Vol. 12441: Light-Emitting Devices, Materials, and Applications XXVII, Issue 14 March 2023, 2023
Publisher: International society for optics and photonics(SPIE)
DOI: 10.1117/12.2651787

Robustness and reliability of high-power white LEDs under high-temperature, high-current stress

Author(s): Caria,A., Fraccaroli, R.,Pierobon, G., Castellaro, T., Mura, G., Ricci, P.C., De Santi, C., Buffolo, M., Trivellin, N., Zanoni, E., Meneghesso, G., Meneghini, M.
Published in: Proc. SPIE 12906, Light-Emitting Devices, Materials, and Applications XXVIII, 129060T (13 March 2024), 2024
Publisher: SPIE
DOI: 10.1117/12.3005352

Light exposure behaviour assessment (leba): a novel self-reported instrument to capture light exposure-related behaviour

Author(s): Siraji, Mushfiqul Anwar; Lazar, Rafael Robert; van Duijnhoven, Juliëtte; Schlangen, Luc J.M.; Haque, Shamsul; Kalavally, Vineetha; Vetter, Céline; Glickman, Gena; Smolders, Karin C.H.J.; Spitschan, Manuel
Published in: 33rd Annual meeting of the Society for Light Treatment and Biological Rhythms, Issue 74, 2022
Publisher: 33rd Annual Meeting of the Society for Light Therapy and Biological Rhythms, SLTBR 2022

AI-TWILIGHT: AI-digital TWIn for LIGHTing – A new European project

Author(s): G. Martin, A. Poppe, S. Schöps, E. Kraker, C. Marty, W. Soer, J. Yu
Published in: 27TH INTERNATIONAL WORKSHOP Thermal Investigations of ICs and Systems, Issue once per year, 2021
Publisher: IEEE
DOI: 10.1109/therminic52472.2021.9626541

Blue Light Hazard: criteria and measurement techniques

Author(s): Csuti, P.
Published in: XIII. LED Conference, Issue February 2nd, 2022, 2022
Publisher: Elsevier

Sports lighting - evolution, challanges and experiencesSportvilágítás - evolúció, kihívások és tapasztalatok

Author(s): Szabó, F.
Published in: LED Conference 2023 (14th Annual LED Conference of the Hungarian Lighting Society), Issue 31 January 2023, 2023
Publisher: Hungarian Lighting Society

Machine learning based optimization with applications in optics design, scatterometry, and experiment control

Author(s): JCM
Published in: 124. Jahrestagung DGaO, Issue 31 May - 3 June 2024, 2024
Publisher: 124. Jahrestagung DGaO

Road lighting audit - Are you sure this is the way to do it?

Author(s): Dr. Szabó F., Dr. Csuti P.
Published in: 53rd Public Lighting Workshop, Issue 15-16 May 2024, 2024
Publisher: 53rd Public Lighting Workshop

Solid State Lighting for horticolture: impact of LED reliability on light spectrum and intensity

Author(s): N. Trivellin; M. Buffolo; A. Caria; C. De Santi; G. Pierobon; R. Fraccaroli; G. Meneghesso
Published in: 2023 IEEE Sustainable Smart Lighting World Conference & Expo (LS18), Issue presented by N. Trivellin at LS18 conference, Mumbai, India, 08-10 June 2023, 2023, ISBN 979-8-3503-4700-5
Publisher: IEEE
DOI: 10.1109/ls1858153.2023.10170252

Digital twins of LEDs and their possible applications: goals and results of a European R&D project, in Hungarian (LED-ek digitális ikrei és azok lehetséges alkalmazásai: egy EU-s K+F projekt célkitűzései és eredményei),keynote talk

Author(s): Poppe, András
Published in: The 68th Annual Gathering, Conference and Exhibition of the Hungarian Electrotechnical Association, (A Magyar Elektrotechnikai Egyesület 68. Vándorgyűlése), Issue 21-23 September 2022, 2022
Publisher: Hungarian Electrotechnical Association

Illuminant L - LED based standard light sourcesIlluminant L - LED alapú etalon fényforrások

Author(s): Csuti, P.
Published in: LED Conference 2023 (14th Annual LED Conference of the Hungarian Lighting Society), Issue 31 January 2023, 2023
Publisher: Hungarian Lighting Society

Thesis and dissertations (4)

STUDY OF DEGRADATION PROCESSES OF COMMERCIAL LEDS WITH THE OBJECTIVE OF IDENTIFYING THEIR AGING INDICATORSSTUDIO DEI PROCESSI DI DEGRADAZIONE DI LED COMMERCIALI CON L’OBBIETTIVO DI IDENTIFICARNE GLI AGING INDICATORS

Author(s): Guilia Pierobon
Published in: 2023
Publisher: University of Padova

Analysis of the degradation process of commercial LEDs and lifetime-related modelling

Author(s): Thomas Castellaro
Published in: 2023
Publisher: Universitu of Padova

Characterization of self-heating in high power LEDs

Author(s): Roccato, N.
Published in: 2023
Publisher: University of Padova

Measurement Techniques of Light Emitting Diodes

Author(s): Hantos, Gusztáv
Published in: Issue June 17th, 2022, 2022
Publisher: Budapest University of Technology and Economics

Peer reviewed articles (17)

Tripling the light extraction efficiency of a deep ultraviolet LED using a nanostructured p-contact

Author(s): Eduardo López-Fraguas, Felix Binkowski, Sven Burger, Sylvia Hagedorn, Braulio García-Cámara, Ricardo Vergaz, Christiane Becker, Phillip Manley
Published in: Scientific Reports, Issue 12, 2022, ISSN 2045-2322
Publisher: Nature Publishing Group
DOI: 10.1038/s41598-022-15499-7

Lifetime Prediction of Current-and Temperature-Induced Degradation in Silicone-Encapsulated 365 nm High-Power Light-Emitting Diodes

Author(s): A. HERZOG, S. BENKNER, B. ZANDI, M. BUFFOLO, WILLEM D. VAN DRIEL, M. MENEGHINI AND T.Q. KHANH
Published in: IEEE Access, Issue 27 February 2023, Volume 11, 2023, Page(s) 19928-19940, ISSN 2169-3536
Publisher: Institute of Electrical and Electronics Engineers Inc.
DOI: 10.1109/access.2023.3249478

Lifetime test of pulse width modulated LEDs supplemented with thermal investigations

Author(s): J. Hegedüs, G. Hantos, M. Lukács, B. Bodnár, G. Lipák and A. Poppe
Published in: IEEE Transactions on Components, Packaging and Manufacturing Technology, Issue May 19th, 2023, 2023, ISSN 2156-3950
Publisher: Institute of Electrical and Electronics Engineers Inc.
DOI: 10.1109/tcpmt.2023.3278101

Early failure of high-power white LEDs for outdoor applications under extreme electrical stress: role of silicone encapsulant

Author(s): A. Caria, R. Fraccaroli, G. Pierobon, G. Murab,C. De Santi, M. Buffolo, N. Trivellin, E. Zanoni, G. Meneghesso, M. Meneghini
Published in: The 34th European Symposium on Reliability of Electron Devices, Failure Physics and Analysis/Microelectronics Reliability, Issue October 2nd to 5th, 2023, 2023, ISSN 0026-2714
Publisher: Elsevier BV

Defects and Reliability of GaN‐Based LEDs: Review and Perspectives

Author(s): Matteo Buffolo; Alessandro Caria; Francesco Piva; Nicola Roccato; Claudia Casu; Carlo De Santi; Nicola Trivellin; Gaudenzio Meneghesso; Enrico Zanoni; Matteo Meneghini
Published in: physica status solidi (a), Issue 219(8), 2022, ISSN 1862-6300
Publisher: Wiley - V C H Verlag GmbbH & Co.
DOI: 10.1002/pssa.202100727

Index-aware learning of circuits

Author(s): Förster, Peter and Cortes Garcia, Idoia and Jansen, Lennart and Schilders, Wil and Schöps, Sebastian
Published in: International Journal of Circuit Theory and Applications, 2024, ISSN 0098-9886
Publisher: John Wiley & Sons Inc.
DOI: 10.1002/cta.4024

Towards a digital twin architecture for the lighting industry

Author(s): Guerra, V., Hamon, B., Bataillou, B., Inamdar, A., van Driel, W.D.
Published in: Future Generation Computer Systems, 2024, ISSN 0167-739X
Publisher: Elsevier BV
DOI: 10.1016/j.future.2024.01.028

Performance and Degradation of Commercial Ultraviolet-C Light-Emitting Diodes for Disinfection Purposes

Author(s): Trivellin, N., Piva, F., Fiorimonte, D., Buffolo, M., De Santi, C., Zanoni, E., Meneghesso, G. and Meneghini, M
Published in: physica status solidi (a) – applications and materials science, 2023, ISSN 1862-6300
Publisher: Wiley - V C H Verlag GmbbH & Co.
DOI: 10.1002/pssa.202200900

Predicting melatonin suppression by light in humans: Unifying photoreceptor-based equivalent daylight illuminances, spectral composition, timing and duration of light exposure

Author(s): Gimenez, M.G. Stefani, O. Cajochen, C. Lang, D. Deuring, G. Schlangen, L.J.M.
Published in: J. Pineal Res., Issue 72(2), 2022, ISSN 0742-3098
Publisher: Blackwell Publishing Inc.
DOI: 10.1111/jpi.12786

A robust model selection framework for fault detection and system health monitoring with limited failure examples: heterogeneous data fusion and formal sensitivity bounds

Author(s): Roberto Rocchetta Qi Gao Dimitrios Mavroeidis Milan Petkovic
Published in: Engineering Applications of Artificial Intelligence, 2022, ISSN 0952-1976
Publisher: Pergamon Press Ltd.
DOI: 10.1016/j.engappai.2022.105140

Fast Characterization of Power LEDs: Circuit Design and Experimental Results

Author(s): Förster, Peter and Cortes Garcia, Idoia and Jansen, Lennart and Schilders, Wil and Schöps, Sebastian
Published in: IEEE Transactions on Electron Devices, 2024, ISSN 0018-9383
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/ted.2024.3393448

Long-term temperature-dependent degradation of 175 W chip-on-board LED modules

Author(s): ALEXANDER HERZOG, MAX WAGNER, SIMON BENKNER, WILLEM D. VAN DRIEL, AND TRAN QUOC KHANH
Published in: IEEE Transactions on Electron Devices, Issue Volume: 69, Issue: 12, December 2022, 2022, Page(s) 6830-6836, ISSN 0018-9383
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/ted.2022.3214169

33rd Annual Meeting of the Society for Light Treatment and Biological Rhythms (SLTBR), 23–25 June 2022, Manchester, UK

Author(s): Marijke C. Gordijn
Published in: Clocks & Sleep, Issue 75, 2022, Page(s) Vol 4, Iss 3, Pp 412-457 (2022), ISSN 2624-5175
Publisher: MDPI
DOI: 10.3390/clockssleep4030035

Parameter Extraction for a SPICE-like Delphi4LED Multi-Domain Chip-Level LED Model with an Improved Nelder–Mead Method

Author(s): Márton Németh, János Hegedüs, Gusztáv Hantos, Ali Kareem Abdulrazzaq, András Poppe
Published in: Applied Sciences, Issue 14, 2024, Page(s) 7186, ISSN 2076-3417
Publisher: MDPI
DOI: 10.3390/app14167186

Correspondence: Designing and specifying light for melatonin-suppression, non-visual responses and integrative lighting solutions - establishing a proper bright day, dim night metrology

Author(s): Schlangen, L.J.M. Belgers, S. Cuijpers, R.H. Zandi, B. Heynderickx, I.
Published in: Lighting Research and Technology, 2022, Page(s) in press, ISSN 1477-1535
Publisher: SAGE Publications

A Survey on Scenario Theory, Complexity, and Compression-Based Learning and Generalization

Author(s): Roberto Rocchetta, Alexander Mey, Frans A. Oliehoek
Published in: IEEE Transaction on Neural Networks and Learning Systems, 2023, ISSN 2162-237X
Publisher: IEEE Computational Intelligence Society

Advancements in Spectral Power Distributionb Modeling of Light-Emitting Diodes

Author(s): SIMON BENKNER, ALEXANDER HERZOG, STEFAN KLIR, WILLEM D. VAN DRIEL, AND TRAN QUOC KHANH
Published in: IEEE Access, Issue 21693536, 2022, ISSN 2169-3536
Publisher: Institute of Electrical and Electronics Engineers Inc.
DOI: 10.1109/access.2022.3197280

Book chapters (1)

"Reliability problems related to a project on renewal of a lighting installatation (""Egy világításkorszerüsítési projekt megbízhatósági problémái""), in Hungarian"

Author(s): Hegedüs, János; Hantos, Gusztáv; Péter G., Szabó; Poppe, András
Published in: Lighting Year Book 2020-2021 (Világitástechnikai Évkönyv 2020-2021), Issue Once a year, 2021, Page(s) 74-88
Publisher: Hungarian Lighting Society (MEE Világítástechnikai Társasága)