Scott Nicholson
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View article: Mathematics Teachers' Perception: Information and Communication Technology Integration in Secondary Schools across East Berbice Corentyne, Guyana
Mathematics Teachers' Perception: Information and Communication Technology Integration in Secondary Schools across East Berbice Corentyne, Guyana Open
This study explores the transformative impact of Information and Communication Technology (ICT) on mathematics education in secondary schools across East Berbice Corentyne, Guyana, focusing on the interplay between gender and educators' at…
View article: Transitioning from Triton X-100 to Tergitol 15-S-9: impacts on diagnostic assays using viral PCR sample solution
Transitioning from Triton X-100 to Tergitol 15-S-9: impacts on diagnostic assays using viral PCR sample solution Open
In 2019, the European Union banned Triton X-100, a detergent widely used in laboratory diagnostics, including the Viral PCR Sample Solution (VPSS), and urged manufacturers to find environmentally sustainable alternatives. Tergitol 15-S-9 (…
View article: Integrated multimodel analysis reveals achievable pathways toward reliable, 100% renewable electricity for Los Angeles
Integrated multimodel analysis reveals achievable pathways toward reliable, 100% renewable electricity for Los Angeles Open
Climate change has prompted many communities to set targets for carbon-free power supplies, but they often lack data-driven strategies to achieve them. We present a comprehensive analysis of an entirely renewable electric power system that…
View article: Manufacturing Energy and Greenhouse Gas Emissions Associated with United States Consumption of Organic Petrochemicals
Manufacturing Energy and Greenhouse Gas Emissions Associated with United States Consumption of Organic Petrochemicals Open
The production of commodity organic chemicals today is both primarily sourced from and powered by fossil carbon resources. Toward decarbonization of this key global economic sector, it is imperative to quantitatively understand the contrib…
View article: Technical, Economic, and Environmental Comparison of Closed-Loop Recycling Technologies for Common Plastics
Technical, Economic, and Environmental Comparison of Closed-Loop Recycling Technologies for Common Plastics Open
Over 400 million metric tons of plastic waste are generated globally each year, resulting in pollution and lost resources. Recycling strategies can recapture this wasted material, but there is a lack of quantitative and transparent data on…
View article: Techno-economic analysis and life cycle assessment for catalytic fast pyrolysis of mixed plastic waste
Techno-economic analysis and life cycle assessment for catalytic fast pyrolysis of mixed plastic waste Open
This study analyzes catalytic fast pyrolysis as a conversion technology for mixed plastic waste, highlighting key economic and environmental drivers and potential opportunities for process improvements.
View article: Sustainable Manufacturing and the Circular Economy
Sustainable Manufacturing and the Circular Economy Open
The term "zero waste" can be somewhat misleading, as it implies an idealization of a concept that may never be achieved in real-world practice. According to Waste360 , "many in the solid waste industry think zero waste is an impossible goa…
View article: Techno-economic analysis and life cycle assessment of mixed plastic waste gasification for production of methanol and hydrogen
Techno-economic analysis and life cycle assessment of mixed plastic waste gasification for production of methanol and hydrogen Open
This work examines the feasibility of a greenfield mixed plastics waste gasification facility with process modeling, TEA, and LCA.
View article: Techno-Economic Analysis of Municipal Solid Waste Gasification to Methanol
Techno-Economic Analysis of Municipal Solid Waste Gasification to Methanol Open
This poster was presented at the tcbiomass Conference in April 2022 and discusses the techno-economic analysis of municipal solid waste gasification to methanol.
View article: Techno-Economic Analysis of Waste Plastic Gasification to Methanol Process
Techno-Economic Analysis of Waste Plastic Gasification to Methanol Process Open
Presentation for the AIChE Spring Meeting on behalf of Bio-Optimized Technologies to Keep Thermoplastics out of Landfills and the Environment (BOTTLE) project.
View article: Techno-Economic Analysis and Life Cycle Assessment for Pyrolysis of Mixed Waste Plastics
Techno-Economic Analysis and Life Cycle Assessment for Pyrolysis of Mixed Waste Plastics Open
Presentation for Bio-optimized Technologies to Keep Thermoplastics out of Landfills and the Environment (BOTTLE) project at the AIChe Spring Meeting.
View article: Production of β-ketoadipic acid from glucose in Pseudomonas putida KT2440 for use in performance-advantaged nylons
Production of β-ketoadipic acid from glucose in Pseudomonas putida KT2440 for use in performance-advantaged nylons Open
Biomass-derived chemicals can offer unique chemical functionality relative to petroleum-derived building blocks. To this end, here we report that β-ketoadipic acid (βKA), a C6 diacid with a β-ketone group, can be used as a performance-adva…
View article: The Critical Role of Process Analysis in Chemical Recycling and Upcycling of Waste Plastics
The Critical Role of Process Analysis in Chemical Recycling and Upcycling of Waste Plastics Open
There is an urgent need for new technologies to enable circularity for synthetic polymers, spurred by the accumulation of waste plastics in landfills and the environment and the contributions of plastics manufacturing to climate change. Ch…
View article: A Biomass Pyrolysis Oil as a Novel Insect Growth Regulator Mimic for a Variety of Stored Product Beetles
A Biomass Pyrolysis Oil as a Novel Insect Growth Regulator Mimic for a Variety of Stored Product Beetles Open
As fumigants face increasing regulatory restrictions, resistance, and consumer pushback, it is vital to expand the integrated pest management (IPM) chemical toolkit for stored products. The production of biomass derived insecticides (e.g.,…
View article: Life cycle assessment of enzymatic poly(ethylene terephthalate) recycling
Life cycle assessment of enzymatic poly(ethylene terephthalate) recycling Open
Life cycle assessment of enzymatic poly(ethylene terephthalate) (PET) recycling highlights key challenges and opportunities for improving environmental impacts.
View article: Materials Flows Through Industry Tool
Materials Flows Through Industry Tool Open
As next-generation technologies gain traction and change the marketplace, they allow the U.S. manufacturing sector to steadily evolve. However, they may be more energy and emissions intensive than current technologies. That’s why the Natio…
View article: The Los Angeles 100% Renewable Energy Study (LA100): Executive Summary
The Los Angeles 100% Renewable Energy Study (LA100): Executive Summary Open
The City of Los Angeles has set ambitious goals to transform its electricity supply, aiming to achieve a 100% renewable energy power system by 2045, along with aggressive electrification targets for buildings and vehicles. To reach these g…
View article: The Los Angeles 100% Renewable Energy Study (LA100): Chapter 8. Greenhouse Gas Emissions
The Los Angeles 100% Renewable Energy Study (LA100): Chapter 8. Greenhouse Gas Emissions Open
The City of Los Angeles has set ambitious goals to transform its electricity supply, aiming to achieve a 100% renewable energy power system by 2045, along with aggressive electrification targets for buildings and vehicles. To reach these g…
View article: Efficacy, economics, and sustainability of bio-based insecticides from thermochemical biorefineries
Efficacy, economics, and sustainability of bio-based insecticides from thermochemical biorefineries Open
The efficacy, economics, and sustainability of a bio-based insecticide produced from the catalytic fast pyrolysis of biomass is reported. This synergistic approach to fuels and agrochemical production can improve both energy and food secto…
View article: Refrigerants: Market Trends and Supply Chain Assessment
Refrigerants: Market Trends and Supply Chain Assessment Open
The National Renewable Energy Laboratory (NREL), in partnership with ORNL, under the Clean Energy Manufacturing Analysis Center (CEMAC www.manufacturingcleanenergy.org) umbrella, assessed the current state of existing and low-GWP refrigera…
View article: GeoVision Analysis Supporting Task Force Report: Impacts-The Employment Opportunities, Water Impacts, Emission Reductions, and Air Quality Improvements of Achieving High Penetrations of Geothermal Power in the United States
GeoVision Analysis Supporting Task Force Report: Impacts-The Employment Opportunities, Water Impacts, Emission Reductions, and Air Quality Improvements of Achieving High Penetrations of Geothermal Power in the United States Open
This report describes research and analysis performed in support of the U.S. Department of Energy Geothermal Technologies Office for its Geothermal Vision Study. A summary of the study is captured in DOE’s report, GeoVision: Harnessing the…
View article: Mapping the Supply Chain for Room Air Conditioning Compressors
Mapping the Supply Chain for Room Air Conditioning Compressors Open
In this study, we have conducted an analysis of the global supply chain for compressors used in residential air conditioning systems. We collected a range of market data on compressor specifications and trading patterns in order to map out…
View article: Assessing Fossil Fuel and Feedstock Use in the U.S. Plastics and Rubber Sector: A Supply Chain Analysis
Assessing Fossil Fuel and Feedstock Use in the U.S. Plastics and Rubber Sector: A Supply Chain Analysis Open
In plastics and rubber manufacturing, fossil fuels are consumed both as an energy source and as feedstocks that are converted to higher-value products. For example, in the manufacture of polyethylene, natural gas is consumed both as a fuel…
View article: Evaluating Opportunities for a Circular Economy: An Investigation of Economic and Decision-Making Factors Underlying Recycling, Reusing and Remanufacturing Habits in U.S. Consumers and Manufacturers
Evaluating Opportunities for a Circular Economy: An Investigation of Economic and Decision-Making Factors Underlying Recycling, Reusing and Remanufacturing Habits in U.S. Consumers and Manufacturers Open
Aluminum is increasingly used in consumer products and in lightweighting applications for airplanes, passenger cars and other vehicles. However, smelting primary aluminum is an energy-intensive process, and advanced low-energy smelting tec…
View article: Systematic Review of Life Cycle Greenhouse Gas Emissions from Geothermal Electricity
Systematic Review of Life Cycle Greenhouse Gas Emissions from Geothermal Electricity Open
The primary goal of this work was to assess the magnitude and variability of published life cycle greenhouse gas (GHG) emission estimates for three types of geothermal electricity generation technologies: enhanced geothermal systems (EGS) …