Giampiero Esposito and Renzo Ricca dining in Urbino. September 2021.

Mini-course on “Topological Magnetohydrodynamics” at the Université Côte d’Azur (Nice, France). June 2022.

Renzo Ricca and Jean-François Mascari at the Laboratoire Dieudonné (Nice, France). June 2022.

Clockwise from left: Renzo Ricca, Ben Bode and Randall Kamien at the Majorana Centre in Erice (Trapani). September 2022.

School and workshop on “Topological Methods in Mathematical Physics” (Erice, Trapani). September 2022.

Lunch time meeting near BJUT. From left to right: Meng Sun, Xin Liu, Wenyu Wang, Renzo Ricca, Boyang Liu, Yongrong Zhuo, Zhiwen Chang (Beijing). February 2023.

Slobodan Žumer, Reiko Kuroda and Renzo Ricca at the reception for the launch of the WPI Institute SKCM2 in Hiroshima. March 2023.

Kick-off of the World Premier Initiative Institute for Sustainability with Knotted Chiral Meta Matter (SKCM2) in Hiroshima. March 2023.

Lunch time meeting at the Ana Crown Plaza in Hiroshima. Clockwise from left: Mitsuo Ochi (President of Hiroshima University), Ivan Smalyukh (Director of the WPI-SKCM2 Institute), Jörn Dunkel, Paul Sutcliffe, Mark Dennis, Renzo Ricca. March 2023.

Xin Liu, Xinfei Li and Renzo Ricca in Xin Liu’s office at the Beijing University of Technology. May 2023.

Renzo Ricca and Emmanuel Dormy in Cargèse. June 2023.

Clockwise from left: Javier Campo, Danqing Liu, Katsuya Inoue and Renzo Ricca at a Japanese pub, near Hiroshima University. September 2023.

Jie Chen, Renzo Ricca, Xin Liu and Hongqi Zhang near the National Astronomical Observatories of the Chinese Academic of Sciences (NAOC) in Beijing. September 2023.

Bartosz Protas, Miguel Bustamante, Thomas Leweke and Renzo Ricca on a boat trip on the West Lake of Hangzhou (China). December 2023.

Mark Bovik, David Nelson, Renzo Ricca and Zvonimir Dogic in Nara (Japan). March 2024.

Group photo of the participants in the Physical Sciences and DNA Sessions of the GEOTOP-A International Conference held in Mérida (Mexico). January 2024

Jacques Blum and Renzo Ricca in Cogne (Aosta Valley). June 2024

Renzo Ricca and Tao Yang in the Chang’an dining hall of Northwest University (Xi’an). September 2024

“Professors’ meeting” at dinner in Xi’an: (sitting, from left) Wen-Li Yang, Yunbo Zhang, Emmanuel Kengne; (standing) Confucius Kong Qiu and Renzo Ricca. September 2024

Dinner at the Institut d’Ètudes Scientifique de Cargèse in honour of the 90th birthday of Keith Moffatt; from left: Alain Pumir, Steve Tobias, Michael Proctor (standing), Keith Moffatt, Emmanuel Dormy’s wife, Renzo Ricca, Andrew Gilbert, Robert Teed. April 2025.

Renzo Ricca, Diana Childress and Steve Childress at the Institut d’Ètudes Scientifique de Cargèse. April 2025

Renzo Ricca and Sofia Lambropoulou having lunch at the Kostis Palamas restaurant of Athens University. June 2025

Rančić Svetozar, Renzo Ricca and Ljubica Velimirović at the Pozornica-Vinarija café in Niš. June 2025

Anda Xiong, Renzo Ricca, Bo Hua Sun and Xin Liu standing on spiral waves (Grand Gongda Jianguo hotel, Beijing). July 2025

Nobumitsu Yokoi and Renzo Ricca near Lillaz (Grand Paradis National Park, Aosta Valley). August 2025