Invited Speakers

Invited Speakers

Philip K. Hopke

Clarkson University
USA

Title of the talk: Long-Term Changes in Source Specific PM2.5 across the United States Driven by Policy and Economics

Nikos Mihalopoulos

University of Crete
Greece

Title of the talk: Health impact of aerosols: A multiparametric approach over Greece

Kalpana Balakrishnan

SRIHER
India

Title of the talk: Air Pollution, Health and Air Quality Actions: Do we need more evidence or more risk communication?

Rajan Chakrabarty

Washington University in St. Louis
USA

Title of the talk: The Brown–Black Continuum of Light-⁠Absorbing Carbonaceous Aerosols

Wuled Lenggoro

Tokyo University of Agriculture and Technology
Japan

Title of the talk: Preparation of candle soot particles and their application for solar water distillation and seed germination enhancement.

Suresh Dhaniyala

Clarkson University
USA

Title of the talk: Fundamental understanding of low-cost optical sensors

Rochish M Thaokar

IIT Bombay Chemical Engineering
India

Title of the talk: Studies on charged droplets, particle capture and Rayleigh breakup culiminating in the development of scaled-⁠up, electrospray-⁠based air-⁠cleaner device

Mr. Henrik Hof

Global Product Manager – Environmental Monitoring Instruments, Palas GmbH
(Karlsruhe, Germany)

Title of the talk: Aerosol Measurement Technologies: Trends, Applications, and Innovations from Palas GMBH

Prof. G. Bala

Center for atmospheric and Oceanic Sciences, Indian Institute of Science
Bengaluru, Karnataka, India

Title of the talk: How do global and regional aerosol emissions affect the tropical monsoon rainfall?

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Rochish M Thaokar

IIT Bombay Chemical Engineering

Title of the talk:
Studies on charged droplets, particle capture and Rayleigh breakup culiminating in the development of scaled-⁠up, electrospray-⁠based air-⁠cleaner device

Biodata: Rochish M Thaokar, is a professor in the department of chemical engineering, having joined in 2005. He did his BTech from LIT Nagpur, 1995, and ME, PhD from IISc Bangalore. He worked as a scientist in TRDDC Pune and conducted postdoctoral research at Max Planck Institute for Polymer research in Mainz, Germany. He has since graduated around 25 PhD students, in the area of electrohydrodynamics. He collaborates with Prof Mayya on electrodynamics of droplets and particles, looking at fundamentals and applications. He has worked in the past with Reliance Industries limited on crude oil electrodesalters.

Mr. Henrik Hof

Global Product Manager – Environmental Monitoring Instruments, Palas GmbH (Karlsruhe, Germany)

Title of the talk:
Aerosol Measurement Technologies: Trends, Applications, and Innovations from Palas Gmbh

Biodata: Mr. Henrik Hof serves as the Global Product Manager for environmental monitoring instruments at Palas GmbH, headquartered in Karlsruhe, Germany. Since joining Palas, he has played a key role in steering the development, enhancement, and international validation of advanced air quality monitoring technologies—including continuous monitoring systems, ultrafine particle measurement solutions, and high-precision optical particle spectrometers.

With over 30 years of professional experience in sales, key account management, and technical business development across industrial filtration and measurement technologies, Henrik brings a rare blend of deep technical expertise and strong commercial acumen. His long-standing industry background enables him to understand evolving customer needs, regulatory landscapes, and market expectations with clarity and precision.

At Palas, Henrik focuses on strengthening the performance, reliability, and global adoption of environmental instrumentation. He works closely with research institutions, regulatory bodies, and industry partners worldwide to ensure that Palas systems not only meet but exceed international standards for air quality and particle measurement.

His commitment to scientific rigor, customer value, and technology advancement continues to support Palas’s mission of delivering world-leading environmental monitoring solutions across global markets.

Prof. Govindasamy Bala

Center for atmospheric and Oceanic Sciences, Indian Institute of Science Bengaluru, Karnataka, India

Title of the talk:
How do global and regional aerosol emissions affect the tropical monsoon rainfall?

Biodata: Prof. G Bala is a Professor at the Center for Atmospheric and Oceanic Sciences, Indian Institute of Science, Bengaluru, India. He uses Earth System Models to understand changes in climate, carbon and water cycle to external forcings such as greenhouse gases, aerosols and land cover change. He has expertise in science of climate change, climate modelling, climate system feedbacks, carbon and water cycles, solar geoengineering, land cover change, and the global and regional monsoons.

Prof. Bala has served as a Lead Author in the 5th (2013) and 6th (2021) scientific assessment of climate change by the Intergovernmental Panel on Climate Change (IPCC) and will serve as a Review Editor in the upcoming 7th assessment. He is currently an Executive member of the Earth Commission, Future Earth which is engaged in setting the safe and just boundaries for a resilient planet. He has also served as scientific steering committee member or as advisory board member in several committees.

Shun-Cheng Lee

Thrust of Earth, Ocean and Atmospheric Sciences, The Hong Kong University of Science and Technology (Guangzhou), Guangzhou, China

Title of the talk:
Integrated Control of PM2.5 and NOx in Urban Microenvironments

Prof. Frank S.C. Lee joined the Sustainable Energy and Environment Thrust at the Hong Kong University of Science and Technology (Guangzhou) as a full professor in September 2023. Prof. Frank S.C. LEE has been appointed as the Head of the Thrust of Earth, Ocean and Atmospheric Sciences (EOAS) since 20 January 2025.Prior to his joining the HKUST(GZ), he worked at the Hong Kong Polytechnic University as a full professor. He earned a Doctorate in Environmental Sciences at the University of California, Berkeley in 1994. He has been working on air quality and control, specializing in the evolution characteristics of toxic and hazardous pollutants, source emission inventories, and control technologies for indoor and outdoor air pollutants

Rajan Chakrabarty

Washington University in St. Louis, USA

Title of the talk:
The Brown–Black Continuum of Light-⁠Absorbing Carbonaceous Aerosols

Biodata: Rajan Chakrabarty is a professor of Energy, Environmental, and Chemical Engineering at the Washington University in St. Louis, USA. Dr. Chakrabarty’s research addresses grand challenges associated with aerosol radiative forcing, aerosol instrumentation development and engineering techniques, and rapid detection of respiratory pathogens. He received his Ph.D. in Chemical Physics from the University of Nevada, Reno, USA in 2008 under the guidance of Prof. Hans Moosmüller and Prof. W. Patrick Arnott. He has published more than 100 peer-⁠reviewed publications and holds five US patents with several pending. His research contributions have been recognized with several prestigious honors from different professional societies and NASA. He is a lifetime member of the American Association for Aerosol Research (AAAR) and the American Geophysical Union (AGU). He continues to serve on multiple committees of these associations in different capacities. He is also the inaugural director of the IITB-⁠WashU Joint Degree Program in Aerosol Science and Engineering.

Suresh Dhaniyala

Department of Mechanical and Aerospace Engineering
Clarkson University, Potsdam, NY 13676

Title of the talk: Fundamental understanding of low-cost optical sensors

Suresh Dhaniyala is the Bayard D. Clarkson Distinguished Professor in Mechanical and Aeronautical Engineering and co-director of the Center for Air and Aquatic Resources Engineering and Science (CAARES) in Clarkson University.  Prof. Dhaniyala’s areas of research interest are: indoor air, development of novel air quality and bioaerosol sensors, sensor driven ventilation systems, and aircraft sampling of atmospheric aerosol.  Prof. Dhaniyala’s research has been funded by grants and contracts worth over $8MM from several agencies including the National Science Foundation, NYSERDA, NASA, and EPA.  Some of his service activities include: Editorial Advisory Board member of Aerosol Science and Technology (AST), UN committee member for safety of Mars sample return, NASA committee chair on evaluation of Mars2020 contamination control procedures, and is the current President of the American Association for Aerosol Research (AAAR).

Wuled Lenggoro

Tokyo University of Agriculture and Technology Japan

Title of the talk: Preparation of candle soot particles and their application for solar water distillation and seed germination enhancement.

Biodata: Wuled Lenggoro is a Professor in the Department of Applied Physics and Chemical Engineering and Graduate School of Bio-⁠Applications and Systems Engineering, Tokyo University of Agriculture and Technology (TUAT). He also serves as Chair of the Organization for Promotion of Tenure-⁠track System at TUAT. His previous appointments include Visiting Fellow at Yale University (USA), MEXT Researcher at Lund University (Sweden), Collaborative Researcher at RIKEN and NEDO, and Technical Advisor to several Japanese multinational manufacturers. He was Regional Editor of Journal of Nanoparticle Research (Springer) and Executive Director of the Japan Aerosol Association of Science and Technology (JAAST). He has supervised more than 20 PhD students at TUAT since 2007, published over 150 refereed journal articles and 20 patents, and received the 2007 AYASA from AARA. His research focuses on particles, transport phenomena (micro/⁠macro), environmental technology, and food production.

Pratim Biswas

Professor, Dept of Chemical, Environmental and Materials Engr., University of Miami

Title of the talk:
Portable and Wearable PM Sensors: Design, Calibration and Applications

Biodata: Prof Pratim Biswas is Professor, Department of Chemical, Environmental and Materials Engineering, with a Joint Appointment in Atmospheric Sciences, Rosenstiel School of Marine, Atmospheric and Earth Sciences at the University of Miami, FL, USA. Prior to joining the University of Miami, he was the Lucy and Stanley Lopata Professor and Chair of the Department of Energy, Environmental and Chemical Engineering at Washington University in St. Louis. He also served as the Assistant Vice Chancellor for International Programs, and as the Director of the McDonnell Academy Global Energy and Environmental Partnership (MAGEEP).

Prof Pratim Biswas received his PhD from the California Institute of Technology, MS from the University of California, Los Angeles, and his BTech from IIT Bombay. He is a pioneer in the application of aerosol science and engineering to multiple areas, such as air quality, energy and environmental nanotechnology, solar energy conversion, air pollution control, and medicine. He has ~ 500 refereed journal publications, with his 65 PhD graduates. He is a Fellow of several national and international organizations He has been recognized by winning several awards, notable being the Fuchs Memorial Award in 2018, and being elected to the US National Academy of Engineering in 2019 for outstanding contributions in aerosol science and technology.

Philip K. Hopke

Clarkson University, USA

Title of the talk:
Long-Term Changes in Source Specific PM2.5 across the United States Driven by Policy and Economics

Biodata: Dr. Philip K. Hopke is the Bayard D. Clarkson Distinguished Professor Emeritus at Clarkson University and Adjunct Professor in the Departments of Public Health Sciences and Environmental Medicine of the University of Rochester School of Medicine and Dentistry. Dr. Hopke was the Chair of EPA’s Clean Air Scientific Advisory Committee (CASAC), President of the American Association for Aerosol Research (AAAR) and was a member of more than a dozen National Research Council committees. He is a fellow of the International Aerosol Research Assembly, the American Association for the Advancement of Science, the Air and Waste Management Association, and the AAAR. His research interests include: Chemical characterization of ambient aerosol samples; Multivariate statistical methods for data analysis; Characterization of source/receptor relationships for ambient air pollutants; Experimental studies of homogeneous, heterogeneous, and ion-induced nucleation. He is a Co-Editor-in-Chief of Science of the Total Environment and received his Ph.D. degree from Princeton University.

Kalpana Balakrishnan

SRIHER, India

Title of the talk:
Air Pollution, Health and Air Quality Actions: Do we need more evidence or more risk communication?

Biodata: Professor Kalpana Balakrishnan is a senior global environmental health researcher with nearly 30 years of experience in leading large-scale field epidemiological studies in India. Her primary research involvement has been in the area of health effects of household and ambient air pollution and chemical risk assessment. She has designed and conducted multiple cohort studies and has also been involved with multi-country randomized control trials, to strengthen the evidence for efficacy of air pollution interventions on birth/early childhood and adult cardio-vascular outcomes. She is globally acclaimed for her contributions on developing novel exposure assessment approaches to characterize the complex multi-media exposures experienced by rural and urban populations in low- and middle-income countries She is currently engaged in research and training collaborations with a network of more than 50 national and international institutional partners to address national and global health research priorities. She is a distinguished fellow of the National Academy of Medical Sciences in India.

Dr. Balakrishnan’s CV and profile can be downloaded here (https://orcid.org/0000-0002-5905-1801)

Prof. Nikolaos Mihalopoulos

Greece

Title of the talk: Health impact of aerosols: A multiparametric approach over Greece

Prof. Nikolaos Mihalopoulos graduated from Chemistry department (University of Athens, 1984) and obtained a PhD (1989) from University Paris VII (France) in Atmospheric Sciences. In 1993 he was elected as Assistant Professor at the University of Crete and in 2003 as Full Professor. Between 2013-2023 he acted as Director of the Institute for Environmental Research and Sustainable Development (IERSD) of the National Observatory of Athens (NOA). Today is Research Director at IERSD/NOA.

His expertise is in the field of Atmospheric chemistry and physics and Global biogeochemical cycles. He is also visiting Professor at Cyprus Institute since 2011. He has participated in more than 60 research programs (in 45 as coordinator) and acted as a member of the Organizing and Scientific Committee in 15 National and International Conferences. He has published more than 450 original papers (more than 33000 citations, h-index = 103). He has supervised 20 PhD theses, 50 Master Theses and over 100 Diploma works.

He is President of IARA (International AeRosol Association) and of HAAR, (Hellenic Association of Aerosol Research) and National representative at JRC (Joint Research Center). He acted as member of the National Council for adaptation to the climatic change (2018-2019), as member and President of the Environment Committee of NATO (2004-2007) and member of the selection committee for advanced ERC grants (2019-2022).

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