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Analytical Chemistry

A Comprehensive Analytical Approach and Potential Solutions in Understanding Microbial Transformation of Legacy PFAS in Wastewater

Significant increases in the presence of organofluorine compounds, especially per- and polyfluoroalkyl substances (PFAS), have been reported in the various environmental compartments.  Many of these compounds, including their precursors and metabolites, remain challenging to detect and quantify using current analytical methods.  PFAS have the potential to undergo metabolic transformation processes under biotic conditions in the presence of suitable microbial communities and under varying environmental conditions, each with its unique metabolic pathways.  Yet microbial degrada

Systematic Study on the Design of Supramolecular Deep Eutectic Solvents (SUPRADES) for the Extraction of Bioactive Compounds

his research focuses on the design and optimization of supramolecular deep eutectic solvents (SUPRADES) for the extraction of bioactive compounds and the exploration of potential applications. SUPRADES represent a novel subclass of deep eutectic solvents (DES) that could have a significant impact on green chemistry due to their enhanced inclusion properties, offering a promising alternative to conventional solvents. They may provide higher selectivity and efficiency in extracting different families of compounds.

Colorimetric sensor array: Rapid and sensitive approach for detecting and identifying emerging nanomaterial contaminants

Emerging contaminants such as nanomaterials and micro-plastics pose significant environmental risks due to their elusive nature and the limitations of current detection methods. Conventional techniques like UV-Vis spectroscopy and electron microscopy, though effective, are costly, low-throughput, and non-portable, particularly impacting populations in remote areas and less developed countries with increased vulnerability to materials contamination in natural and drinking water.

Mass spectrometry-based methods for analysis of ionic liquid species

The synthesis and use of ionic liquids (ILs) has increased steadily since their inception, driven by their distinctive useful properties. In cases where they replace harmful volatile organic solvents they are often considered “green” and in cases where they are recyclable, they may be considered sustainable. However, many of the properties—such as low volatility and stability—that make them attractive for applications also make them potential persistent contaminants, should they be released into the environment.

Electrochemical sensors based on reduced graphene oxide (r-go) for environmental monitoring

The innovation in this study lies in enhancing conventional sensors through the integration of advanced materials such as graphene and its derivatives. These materials, derived from carbon, a widely abundant, renewable, and sustainable element, exhibit exceptional properties, including high molecular adsorption capacity, superior electrical conductivity, and remarkable mechanical strength. Their multifunctionality not only enhances sensor performance but also promotes material efficiency by significantly reducing the resources required for production.

Green Analytical Chemistry Short Course at PittCon

This short course is designed to provide participants with an understanding of the principles of green chemistry and their application to chemical analysis. The course will begin by discussing principles of green chemistry and engineering as a supporting pillar of sustainable development. Metrics for evaluating the “greenness” of analytical methods are presented. Solvent selection and alternative solvents are discussed. Application of green principles to chemical separations and spectroscopy are introduced. Case studies will be presented to exemplify these green chemistry applications.

ACS <> Pittcon 2025 Travel Grant

The American Chemical Society (ACS) is partnering with Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy to offer a travel grant for Pittcon 2025 to early-career chemists who have already obtained a PhD and are citizens of one of these countries: Bulgaria, Croatia, Czech Republic, Estonia, Georgia, Greece, Hungary, Latvia, Lithuania, North Macedonia, Poland, Romania, Slovakia, Slovenia, Turkey, Ukraine

Green Chemistry Toolkit

The Green Chemistry Toolkit was developed under the Global Green Chemistry Initiative – a project led by the United Nations Industrial Development Organization (UNIDO) in partnership with the Center for Green Chemistry and Green Engineering at Yale University.