Mikael Ehn
Associate Professor, Group Leader
Research Topics
Reaction pathways and fates of volatile organic compounds in the atmosphere, especially concerning their role in forming low-volatile compounds and secondary organic aerosol
Email: mikael.ehn [at] helsinki.fi
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PhD Student
Research Topics
Aerosol Mass Spectrometry, Chemometrics
Scientific Background
Aerosol and Environmental Physics
Email: mikko.aijala [at] helsinki.fi
Federico Bianchi
Olga Garmash
PhD Student
Research Topic
Formation of Highly Oxygenated Molecules (HOM) from aromatic compounds
New Particle Formation and HOM in urban areas
Scientific Background
Aerosol Physics
Email: olga.garmash [at] helsinki.fi
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Liine Heikkinen
PhD Student
Research Topic
Investigating secondary aerosols with ACSM, AMS and FIGAERO Mass Spectrometry
Scientific Background
Meteorology
Email: liine.heikkinen [at] helsinki.fi
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Otso Peräkylä
PhD Student
Research Topic
Formation and properties of highly oxygenated multifunctional organic compounds (HOMs) under different environmental conditions
Scientific Background
Meteorology
Email: otso.perakyla [at] helsinki.fi
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Lauriane Quéléver
PhD Student
Research Topic
Impact of the temperature on the formation and the evolution of Biogenic Highly oxidized molecules ( HOMs)
Scientific Background
Chemistry / Spectroscopy
Email: lauriane.quelever [at] helsinki.fi
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Matti Rissanen
Postdoctoral Researcher
Research Topic
Gas-phase aerosol precursor formation
Main focus: autoxidation of organic compounds generating low volatile material
Particle formation by halogen oxide chemistry
Scientific Background
Physical Chemistry, Atmospheric & Combustion chemistry, Organic chemistry
Email: matti.p.rissanen [at] helsinki.fi
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Matthieu Riva
Postdoctoral Researcher
Research Topic
Atmospheric chemistry
Scientific Background
Analytical Chemistry
Email: matthieu.riva [at] helsinki.fi
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Yonghong Wang
Postdoctoral Researcher
Research Topic
HOMs and their role in secondary aerosol formation
Scientific Background
Atmospheric Physics and Environment
Email: yonghong.wang [at] helsinki.fi
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Chao Yan
PhD Student
Research Topic
Positive Matrix Factorization (PMF) based on CIMS data
NOx effect on HOM formation
New-particle formation under various atmospheric conditions
Email: chao.yan[at]helsinki.fi
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Qiaozhi Zha
PhD Student
Research Topics
Field measurements of highly oxidized multifunctional (HOM) molecules
Scientific Background
Chemistry and Meteorology
Email: qiaozhi.zha [at] helsinki.fi
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Yanjun Zhang
Postdoctoral Researcher
Research Topics
Formation of secondary organic aerosol, with emphasis of highly oxidized molecules (HOM) from anthropogenic precursors.
Scientific Background
Environmental chemistry
Email: yanjun.zhang [at] helsinki.fi
Master's Student
Research Topics
Formation and properties of highly oxygenated multifunctional organic compounds (HOMs).
Scientific Background
Meteorology
Email: meri.raty [at] helsinki.fi