Mechanism of hydrogen peroxide formation on sprayed water microdroplets

AJ Colussi - Journal of the American Chemical Society, 2023 - ACS Publications
How is H2O2 formed in sprayed water is not well understood. It is believed to involve the
association of HO• radicals spontaneously generated from HO–ions by internal electric fields …

Spontaneous Generation of Aryl Carbocations from Phenols in Aqueous Microdroplets: Aromatic SN1 Reactions at the Air–Water Interface

A Nandy, A Kumar, S Mondal, D Koner… - Journal of the …, 2023 - ACS Publications
Although phenol is stable in bulk water, we report an exceptional phenomenon in which
phenol is spontaneously transformed into a phenyl carbocation (Ph+) in water microdroplets …

Interfacial Effects of Catalysis in Pickering Emulsions

J Tang, B Zhang, M Zhang, H Yang - The Journal of Physical …, 2024 - ACS Publications
Liquid–liquid or gas–liquid interfaces are ubiquitous in nature and in industrial production.
Understanding the unique effects arising from the asymmetric interfaces and controlling the …

Revisiting the Enhanced Chemical Reactivity in Water Microdroplets: The Case of a Diels–Alder Reaction

K Gong, A Nandy, Z Song, QS Li… - Journal of the …, 2024 - ACS Publications
Often, chemical reactions are markedly accelerated in microdroplets compared with the
corresponding bulk phase. While identifying the precise causative factors remains …

Water Microdroplet Chemistry for Accelerating Green Thiocyanation and Discovering Water-Controlled Divergence

L Xue, B Zheng, J Sun, J Liu… - … Sustainable Chemistry & …, 2023 - ACS Publications
As an important class of five-membered N-heterocyclic compounds, pyrazolin-5-one
derivatives play an extremely important role in the construction of fine chemicals and …

Microdroplet Chemistry Accelerating a Three-Component Passerini Reaction for α-Acyloxy Carboxamide Synthesis

Y Wu, H Cheng, J Li, J Liu, J Sun - The Journal of Organic …, 2023 - ACS Publications
α-Acyloxy carboxamides are important multifunctional natural products that show bioactive
and pharmacological activities. Traditional three-component Passerini reactions among …

Water Microdroplets Surrounded by Alcohol Vapor Cause Spontaneous Oxidation of Alcohols to Organic Peroxides

M Mofidfar, MA Mehrgardi, RN Zare - Journal of the American …, 2024 - ACS Publications
Using real-time mass spectrometric (MS) monitoring, we demonstrate one-step, catalyst-free
spontaneous oxidation of various alcohols (ROH) to key reactive intermediates for the …

Is Reaction Acceleration of Microdroplet Chemistry Favorable to Controlling the Enantioselectivity?

B Zheng, Y Wu, L Xue, J Sun, J Liu… - The Journal of Organic …, 2023 - ACS Publications
Microdroplet chemistry has been proven to amazingly accelerate many chemical and
biological reactions in the past 2 decades. Current microdroplet accelerated reactions are …

Reasoning about climate change

B Bago, DG Rand, G Pennycook - PNAS nexus, 2023 - academic.oup.com
Why is disbelief in anthropogenic climate change common despite broad scientific
consensus to the contrary? A widely held explanation involves politically motivated (system …

Analytical advances to study the air–water interfacial chemistry in the atmosphere

F Zhang, XY Yu, Z Wang - Trends in Environmental Analytical Chemistry, 2022 - Elsevier
Formation of aqueous secondary organic aerosol (aqSOA) at the air–liquid interface recently
has attracted a lot of attention in atmospheric chemistry. The discrepancies in mass …