Laser Technology Group

Head of Research:  Dr. Dawei Liang (Associate Professor)

Dr. Joana Almeida, Dr. Cláudia Vistas, Dr. Bruno Tíburcio,  Msc Dário Garcia, Msc Miguel Catela, Msc Hugo Costa

Our solar lasers laboratory was established to enhance both the collection efficiency and beam quality of solar-pumped lasers, resulting in the following research highlights:

 

A significant advance in solar laser collection efficiency was achieved by our team in PROMES-CNRS in (2012)

CSP TODAY  http://social.csptoday.com/technology/sfera-flushes-out-groundbreaking-csp-research 

 

Our research "Design of ultrahigh brightness solar-pumped disk laser" was selected by

 

Spotlight on Optics Sept.14, (2012), The Optical Society of America. 

 

http://www.opticsinfobase.org/spotlight/summary.cfm?uri=ao-51-26-6382

  

 

Our  research on the first TEM00 solar-pumped laser was reported by Senior Editor Gail Overton in World News:"Novel Lasers: Solar-Pumped Nd:YAG Lasers Getting Brighter" 

 

Laser Focus World, Dec. 9, (2013)

http://www.laserfocusworld.com/articles/print/volume-49/issue-12/world-news/novel-lasers-solar-pumped-nd-yag-lasers-getting-brighter.htm  

Our research article "A 40 W cw Nd:YAG solar laser pumped through a heliostat: a parabolic mirror system" was highlighted by Laser Physics in (2013)

Laser Physics,  Highlights of  2013

http://iopscience.iop.org/journal/1555-6611/page/Highlights-of-2013 

Advances in high efficiency solar-powered laser 

Prezi Presentation Jan. 9, (2014)  by C Byers highlihted our solar laser researches

http://prezi.com/lr95vsblpt4y/advances-in-high-efficiency-solar-powered-lasers/ 

The Next Big Future,  09-10-(2014) highlighted our solar laser researches

Towards Megawatt Solar Powered Lasers for Magnesium Production and future space applications

http://nextbigfuture.com/2014/10/solar-powered-lasers-for-magnesium.html

 

"Most efficient continuous-wave 1064nm solar laser emission within a laboratory"

Key Scientific Article contributing to excellence in energy research

Renewable Energy Global Innovations, Oct. 13, (2016)

https://renewableenergyglobalinnovations.blogspot.com/search?q=solar+laser

 
NEWS BREAKS:”1064nm solar laser achieves record power output and efficiency”
our most efficient 1064nm solar laser was reported by Senior Editor Gail Overton
Laser Focus World,  Dec. pp.7 (2016)

Media Report of our solar laser laboratory, 2018

SIC Notícias   Oct. 30, 2018 (63100 Views, one of the highest nnumber of views from SIC noícias videos)

https://www.facebook.com/sicnoticias/videos/316129865843740/

REN   https://www.ren.pt/pt-PT/media/comunicados/detalhe/laser_para_captacao_de_energia_do_sol_premio_ren_

e_expresso_dao_a_conhecer_exemplos_de_inovacao_nas_universidades_portuguesas/

EXPRESSO: Prioridade: eficiência energética (10 VÍDEOS QUE NÃO PODE PERDERE se, em vez de usarmos painéis solares, pudéssemos ter um laser no espaço a captar a energia do Sol e a enviá-la para a Terra? É a proposta dos investigadores da FCT Nova.” Nov. 20, 2018

https://expresso.pt/economia/2018-11-20-Prioridade-eficiencia-energetica

 

Cover page of Journal of Photonics for Energy,   July-September, 2020

Joana Almeida, Dawei Liang, Hugo Costa, Dário Garcia, Bruno D. Tibúrcio, Miguel Catela, Cláudia R. Vistas

 Seven-rod pumping concept for simultaneous emission of seven TEM00-mode solar laser beams

https://www.spiedigitallibrary.org/journals/journal-of-photonics-for-energy?SSO=1

 

Antena 1  "90 s de Ciência" 2021

Joana Almeida 

https://www.90segundosdeciencia.pt/episodes/ep-1049-joana-almeida/?fbclid=IwAR0Q-nD38d-L24GoEPFWlqpvWxnxEqAYthwMW8WNlDqugIh12tK98CI0z9U

 

Dawei Liang was among “World’s Top 2% Scientists list” by Stanford University in 2021.

https://www.fct.unl.pt/en/news/2021/11/more-researchers-nova-school-science-and-technology-world-top

 

Guest Editor of Energies: Special Issue "Challenge and Research Trends of Solar Concentrators" 2021-2022

Dawei Liang

https://www.mdpi.com/journal/energies/special_issues/Solar_Concentrators#editors

 

Guest Editor of Energies: Special Issue "Challenge and Research Trends of Solar Concentrators II"  2022.2023

Dawei Liang, Joana Almeida and Cláudia R. Vistas

https://www.mdpi.com/journal/energies/special_issues/X76516D6B3

  

Associate Editor of Journal of Photonics for Energy  from 2022

Dawei Liang

https://www.spiedigitallibrary.org/journals/journal-of-photonics-for-energy/editorial-board#navBarAnchor

 

SPIE News Report on our solar laser design by Senior Editor Renae Keep,  Sept. 2022

https://spie.org/news/taking-solar-powered-lasers-to-new-heights-with-four-mirror-pumping?SSO=1&fbclid=IwAR00Ui0m0rtWWj1gA8MejFp9-ltS_5Lu41Z0QSdECcr2S1s2hCYHEuPen0w

 

The above report by SPIE on our solar laser was also mentioned by other media in Sept. 2022

https://earthpressnews.com/fr/propulser-les-lasers-solaires-vers-de-nouveaux-sommets-grace-au-pompage-a-quatre-miroirs/

https://mydroll.com/taking-solar-powered-lasers-to-new-heights-with-four-mirror-pumping/

https://samacharcentral.com/taking-solar-powered-lasers-to-new-heights-with-four-mirror-pumping/https://sixthnews.com/taking-solar-powered-lasers-to-new-heights-with-four-mirror-pumping/

https://twitter.com/physorg_com/status/1567611678002479104

https://news.thenightale.com/taking-solar-powered-lasers-to-new-heights-with-four-mirror-pumping/

https://physicsworld.com/a/new-design-for-solar-laser-could-have-applications-in-space/

https://www.azooptics.com/News.aspx?newsID=27879

https://www.miragenews.com/taking-solar-powered-lasers-to-new-heights-with-850928/

https://spaceandplanetarynewswire.com/impact/2022/09/08/taking-solar-powered-lasers-to-new-heights-with-four-mirror-pumping

https://rentsobe.com/taking-solar-powered-lasers-to-new-heights-with-four-mirror-pumping/

https://globalsecuritywire.com/infrastructure-technology/2022/09/08/taking-solar-powered-lasers-to-new-heights-with-four-mirror-pumping

https://www.gofarzee.it/blog/taking-solar-powered-lasers-to-new-heights-with-four-mirror-pumping/

https://topteknews.net/taking-solar-powered-lasers-to-new-heights-with-four-mirror-pumping-s206349.html

https://www.eurekalert.org/news-releases/964051

https://dubaitechnews.com/taking-solar-powered-lasers-to-new-heights-with-four-mirror-pumping/

https://todayschronic.com/taking-solar-powered-lasers-to-new-heights-with-four-mirror-pumping/

https://www.trendradars.com/channels/article-1704167-taking-solar-powered-lasers-to-new-heights-with-four-mirror-pumping/

 

Our research on three Ce:Nd:YAG rod solar laser was reported by Senior Editor Sally Johnson 

LASER FOCUS WORLD  Oct. 4   2022  

 "Solar pumping converts broadband sunlight into efficient laser light"    A novel three Ce:Nd:YAG rod solar-pumped laser achieves 4.64% solar-to-laser energy conversion efficiency 

https://www.laserfocusworld.com/lasers-sources/article/14283698/solar-pumping-converts-broadband-sunlight-into-efficient-laser-light

 

Cover page of Journal of Photonics for Energy,   Volume 12. Issue 4, 2022

On the cover: The figure is from the article "Multirod approach to enhance solar-to-laser conversion efficiency in the Odeillo solar furnace"

 Hugo Costa, Joana Almeida, Dawei Liang, Dário Garcia, Miguel Catela, Bruno D. Tibúrcio, Cláudia R. Vistas

https://www.spiedigitallibrary.org/journals/journal-of-photonics-for-energy

SPIE Tweet                                    19 Dez. 2022

Researchers from @NOVAunl improved solar-to-laser power conversion efficiency with a multirod solar #laser station for the megawatt #solar furnace in Odeillo, France

https://twitter.com/SPIEtweets/status/1604944689681014792

 

BOOK: MDPI AG

 

Challenge and Research Trends of Solar Concentrators    Dec. 2022

https://www.mdpi.com/books/book/6447-challenge-and-research-trends-of-solar-concentrators 

https://www.barnesandnoble.com/w/challenge-and-research-trends-of-solar-concentrators-dawei-liang/1142834483?ean=9783036560373

Editors: Dawei Liang  (NOVA University of Lisbon) Changming Zhao (Beijing Institute of Technology)

ISBN-13:  9783036560373

 

 

BOOK:   Springer International Publishing                                     

 

Solar-Pumped Lasers

With Examples of Numerical Analysis of Solid-State Lasers                March 2023 

Dawei LiangJoana AlmeidaCláudia VistasBruno TibúrcioDário Garcia 

https://www.barnesandnoble.com/w/solar-pumped-lasers-dawei-liang/1142804735

http://www.lavoisier.eu/books/electricity-electronics/solar-pumped-lasers/description_4845770

ISBN-13:   9783031247842

 

 

Contact:

Prof. Dawei Liang         dl@fct.unl.pt  

https://www.df.fct.unl.pt/noticias/2022/12/divulgacao-do-livro-challenge-and-research-trends-solar-concentrators-professor-dawei-liang

https://www.df.fct.unl.pt/noticias/2022/12/o-professor-dawei-liang-e-grupo-de-tecnologia-laser-esta-de-parabens

https://www.df.fct.unl.pt/noticias/2022/10/parabens-equipa-de-investigacao-coordenada-pelo-professor-dawei-liang

https://www.df.fct.unl.pt/noticias/2022/09/parabens-professor-dawei-liang

https://www.df.fct.unl.pt/noticias/2022/08/professor-dawei-liang-do-departamento-de-fisica-da-fct-nova-foi-admitido-como-editor-associado-no-jo

https://www.df.fct.unl.pt/noticias/2020/10/estudo-desenvolvido-pelo-grupo-de-tecnologia-laser-do-cefitec-do-departamento-de-fisica-da-fct-unive

https://www.fct.unl.pt/en/news/2021/11/more-researchers-nova-school-science-and-technology-world-top

https://www.facebook.com/sicnoticias/videos/316129865843740/

http://www.fct.unl.pt/noticias/2016/12/resultados-de-investigacao-com-laser-solar-destacados-pelo-laser-focus-world#.WFgE3hTPN38.facebook

http://www.fct.unl.pt/noticias/2016/10/laser-solar-mais-eficiente-do-mundo-esta-na-fct-nova

http://www.fct.unl.pt/noticias/2015/11/professor-dawei-liang-homenageado-pelo-jornal-solar-energy-materials-and-solar-cells

http://www.fct.unl.pt/noticias/2015/07/professor-dawei-liang-do-departamento-de-fisica-homenageado-pela-optics-and-laser-technology

http://www.fct.unl.pt/noticias/2014/02/publicacao-de-investigadores-do-laboratorio-de-laser-solar-da-fct-unl-destacada-pela-renewable-energ

http://www.fct.unl.pt/noticias/2013/12/editor-de-revista-importante-na-area-dos-lasers-distingue-trabalho-de-investigadores-portugueses

http://www.fct.unl.pt/noticias/2012/09/cefitec-fct-unl-na-vanguarda-do-desenvolvimento-de-laser-bombeado-por-luz-solar

https://discordk.com/taking-solar-powered-lasers-to-new-heights-with-four-mirror-pumping/