Online detection of airborne nanoparticle composition with mass spectrometry: Recent advances, challenges, and opportunities

X Li, R Cai, J Hao, JN Smith, J Jiang - TrAC Trends in Analytical Chemistry, 2023 - Elsevier
Airborne nanoparticles are receiving growing attention due to their impacts on human
health, air quality, and climate. Additionally, there are increasing applications of aerosol …

Insufficient condensable organic vapors lead to slow growth of new particles in an urban environment

X Li, Y Li, R Cai, C Yan, X Qiao, Y Guo… - Environmental …, 2022 - ACS Publications
Atmospheric new particle formation significantly affects global climate and air quality after
newly formed particles grow above∼ 50 nm. In polluted urban atmospheres with 1–3 orders …

Acid–base clusters during atmospheric new particle formation in urban Beijing

R Yin, C Yan, R Cai, X Li, J Shen, Y Lu… - Environmental …, 2021 - ACS Publications
Molecular clustering is the initial step of atmospheric new particle formation (NPF) that
generates numerous secondary particles. Using two online mass spectrometers with and …

Mechanisms of atmospherically relevant cluster growth

BR Bzdek, JW DePalma… - Accounts of Chemical …, 2017 - ACS Publications
Conspectus Atmospheric aerosols impact global climate either directly by scattering solar
radiation or indirectly by serving as cloud condensation nuclei, which influence cloud albedo …

Mass spectrometry analysis in atmospheric chemistry

J Laskin, A Laskin, SA Nizkorodov - Analytical chemistry, 2018 - elibrary.ru
Mass Spectrometry Analysis in Atmospheric Chemistry КОРЗИНА ПОИСК НАВИГАТОР
ЖУРНАЛЫ КНИГИ ПАТЕНТЫ ПОИСК АВТОРЫ ОРГАНИЗАЦИИ КЛЮЧЕВЫЕ СЛОВА …

Molecular-level understanding of synergistic effects in sulfuric acid–amine–ammonia mixed clusters

N Myllys, S Chee, T Olenius, M Lawler… - The Journal of Physical …, 2019 - ACS Publications
The abundance and basicity of a stabilizing base have shown to be key factors in sulfuric
acid driven atmospheric new-particle formation. However, since experiments indicate that a …

Effect of mixing ammonia and alkylamines on sulfate aerosol formation

B Temelso, EF Morrison, DL Speer… - The Journal of …, 2018 - ACS Publications
Sulfate aerosols' cooling effect on the global climate has spurred research to understand
their mechanisms of formation. Both theoretical and laboratory studies have shown that the …

Composition of ultrafine particles in urban Beijing: Measurement using a thermal desorption chemical ionization mass spectrometer

X Li, Y Li, MJ Lawler, J Hao, JN Smith… - … Science & Technology, 2021 - ACS Publications
Ultrafine particles (UFPs) dominate the particle number population in the urban atmosphere
and revealing their chemical composition is important. The thermal desorption chemical …

Observational evidence for the involvement of dicarboxylic acids in particle nucleation

X Fang, M Hu, D Shang, R Tang, L Shi… - … & Technology Letters, 2020 - ACS Publications
Gaseous dicarboxylic acids (diacids) are suggested to participate in atmospheric new
particle formation via bonding with sulfuric acid (SA), ammonia (NH3), amines, and other …

Ab initio metadynamics calculations of dimethylamine for probing p K b variations in bulk vs. surface environments

S Biswas, H Kwon, KC Barsanti, N Myllys… - Physical Chemistry …, 2020 - pubs.rsc.org
The basicity constant, or pKb, is an intrinsic physical property of bases that gives a measure
of its proton affinity in macroscopic environments. While the pKb is typically defined in …