![](https://static.wixstatic.com/media/e99b4e_2c9a153bef0445d3bfb520bac8ad96ed.png/v1/fill/w_1920,h_1080,al_c,q_95,enc_avif,quality_auto/e99b4e_2c9a153bef0445d3bfb520bac8ad96ed.png)
![Logo.jpg](https://static.wixstatic.com/media/a7ab77_7679f9c0fd514b6cb3598ec1464cf1e7~mv2.jpg/v1/crop/x_0,y_1,w_315,h_312/fill/w_116,h_115,al_c,q_80,usm_0.66_1.00_0.01,enc_avif,quality_auto/Logo.jpg)
Invited talk by Prof. Wei Ren
December 1, 2023
Wei Ren gives an invited talk about dual-comb photothermal spectroscopy in World Conference on Opto-Electronic Science and Technology 2023 in Chengdu, China.
![ITC.jpg](https://static.wixstatic.com/media/a7ab77_b2b4b4f9c55e4d6baf50f23845af8b2a~mv2.jpg/v1/crop/x_23,y_0,w_333,h_331/fill/w_116,h_115,al_c,q_80,usm_0.66_1.00_0.01,enc_avif,quality_auto/ITC.jpg)
New grant awarded
December 1, 2023
Wei Ren is awarded a new ITF grant for developing a novel gas sensor.
![Logo.jpg](https://static.wixstatic.com/media/a7ab77_7679f9c0fd514b6cb3598ec1464cf1e7~mv2.jpg/v1/crop/x_0,y_1,w_315,h_312/fill/w_116,h_115,al_c,q_80,usm_0.66_1.00_0.01,enc_avif,quality_auto/Logo.jpg)
Invited talk by Prof. Wei Ren
October 20 - 23, 2023
Wei Ren gives an invited talk about dual-comb photothermal spectroscopy in the 6th Optics Young Scientists Meeting in Changsha, China.
![Logo.jpg](https://static.wixstatic.com/media/a7ab77_7679f9c0fd514b6cb3598ec1464cf1e7~mv2.jpg/v1/crop/x_0,y_1,w_315,h_312/fill/w_116,h_115,al_c,q_80,usm_0.66_1.00_0.01,enc_avif,quality_auto/Logo.jpg)
Invited talk by Prof. Wei Ren
October 12 - 15, 2023
Wei Ren gives an invited talk about combustion diagnostics and pollutant monitoring in China National Symposium on Combustion in Hefai, China.
![NSFC.png](https://static.wixstatic.com/media/a7ab77_0579b2ae63c74c508c753266e300a8f1~mv2.png/v1/crop/x_54,y_0,w_631,h_625/fill/w_116,h_115,al_c,q_85,usm_0.66_1.00_0.01,enc_avif,quality_auto/NSFC.png)
New grant awarded
September 24, 2023
Zhen Wang receives the NSFC's Young Scientists Fund 2023 to develop highly sensitive gas sensing methods based on doubly resonant photoacosutic spectroscopy.
![MIOMD.jpg](https://static.wixstatic.com/media/a7ab77_44461b00ff9e496fa2ff465bcd1eedbe~mv2.jpg/v1/crop/x_0,y_25,w_510,h_506/fill/w_116,h_115,al_c,q_80,usm_0.66_1.00_0.01,enc_avif,quality_auto/MIOMD.jpg)
International conference
August 6 - 10, 2023
Wei Ren gives an invited talk about trace gas detection at the 16th International Conference on Mid-Infrared Optoelectronics: Materials and Devices (MIOMD 2023) in Norman, USA.
![Optica.jpg](https://static.wixstatic.com/media/a7ab77_f0a43fcc365842de913b678c07be64c8~mv2.jpg/v1/crop/x_44,y_0,w_657,h_651/fill/w_116,h_115,al_c,q_80,usm_0.66_1.00_0.01,enc_avif,quality_auto/Optica.jpg)
International conference
July 30 - August 4, 2023
Kun Duan and Qinxue Nie present two talks at the Optica Sensing Congress held in Munich, Germany; Zhen gives an invited talk about cavity-enhanced photoacoustic spectroscopy; Wei Ren chairs the section Novel Techniques for Environmental Monitoring.
![Logo.jpg](https://static.wixstatic.com/media/a7ab77_7679f9c0fd514b6cb3598ec1464cf1e7~mv2.jpg/v1/crop/x_0,y_1,w_315,h_312/fill/w_116,h_115,al_c,q_80,usm_0.66_1.00_0.01,enc_avif,quality_auto/Logo.jpg)
Invited talk by Prof. Wei Ren
July 14 - 16, 2023
Wei Ren gives an invited talk about Recent advances in laser diagnostics for ultrasensitive gas sensing at the DeCarbon International Conference 2023, Chongqing, China.
![UGC.jpg](https://static.wixstatic.com/media/a7ab77_328107e2ca2c40d0b1d856494ca00828~mv2.jpg/v1/crop/x_47,y_47,w_167,h_166/fill/w_116,h_115,al_c,q_80,usm_0.66_1.00_0.01,enc_avif,quality_auto/UGC.jpg)
New grant awarded
June 30, 2023
Wei Ren receives the RGC-CRF grant to develop the next-generation laser sensors for greenhouse gas monitoring. It is a collaborative project between CUHK and PolyU.
![Logo.jpg](https://static.wixstatic.com/media/a7ab77_7679f9c0fd514b6cb3598ec1464cf1e7~mv2.jpg/v1/crop/x_0,y_1,w_315,h_312/fill/w_116,h_115,al_c,q_80,usm_0.66_1.00_0.01,enc_avif,quality_auto/Logo.jpg)
International conference
May 7 - 12, 2023
Mengyuan presents her work about Wavelength-modulation heterodyne phase-sensitive dispersion spectroscopy at CLEO 2023 held in San Jose, USA.
![SpecForum.jpg](https://static.wixstatic.com/media/a7ab77_296da6344fa448198b14fd3a962f8431~mv2.jpg/v1/crop/x_21,y_0,w_506,h_502/fill/w_116,h_115,al_c,q_80,usm_0.66_1.00_0.01,enc_avif,quality_auto/SpecForum.jpg)
Conference presentation
April 28 - 30, 2023
Zhen Wang gives an invited talk about photoacoustic spectroscopy at the 6th National Scholar Forum on Laser Spectroscopy, Guangzhou, China.
![Logo.jpg](https://static.wixstatic.com/media/a7ab77_7679f9c0fd514b6cb3598ec1464cf1e7~mv2.jpg/v1/crop/x_0,y_1,w_315,h_312/fill/w_116,h_115,al_c,q_80,usm_0.66_1.00_0.01,enc_avif,quality_auto/Logo.jpg)
Invited talk by Prof. Wei Ren
March 31, 2023
Wei Ren gives an invited talk about trace gas sensing at the Institute of Deep-sea Science and Engineering, Chinese Academy of Sciences.
![Logo.jpg](https://static.wixstatic.com/media/a7ab77_7679f9c0fd514b6cb3598ec1464cf1e7~mv2.jpg/v1/crop/x_0,y_1,w_315,h_312/fill/w_116,h_115,al_c,q_80,usm_0.66_1.00_0.01,enc_avif,quality_auto/Logo.jpg)
Invited talk by Prof. Wei Ren
March 27 - 30, 2023
Wei Ren gives an invited talk about cavity-enhanced infrared spectroscopy at National Photoelectric Measurement and Testing Technology Conference, Dalian, China.