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alaurent

Brief: Natural carbon uptake in single-family homes: An element-level assessment approach

To create a more precise estimate for the carbon uptake of buildings, the MIT CSHub has developed a bottom-up, context-sensitive approach to estimate the uptake of different cement-based products (CBPs) in a building by estimating the uptake in individual CBPs within that building [3]. This brief describes estimates for single-family homes and the elements they comprise derived using this modeling approach. These results are intended to help in making informed decisions about the capacities of CBPs in buildings to help (confine and) neutralize carbon emissions.

Read the brief.

Interim Report: Accounting for Carbon Uptake in the EPDs of Cement-based Products

In this report, a framework is proposed to account for carbon uptake in Product Category Rules (PCRs) for creating EPDs. The proposed method elaborates the multi-level approach adopted to define carbon uptake estimation based on the information available to EPD producers and users. The report highlights the need for a probabilistic framework to account for uncertainties associated with the input data and modeling approach. The report also aims to provide guidelines for producers to incorporate carbon uptake estimates into EPDs based on end-use applications and create a baseline for a science-based and transparent method generalizable to other components of a CBP’s life cycle.

Read the report.

MIT conductive concrete consortium cements five-year research agreement with Japanese industry

The MIT Electron-conductive Cement-based Materials Hub (EC^3 Hub), an outgrowth of the MIT CSHub, was established by a research agreement with Aizawa Concrete of Japan. The EC^3 Hub, read as “EC-cube,” will investigate the infrastructure applications of multifunctional concrete — concrete having capacities beyond serving as a structural element, such as functioning as a “battery” for renewable energy.

Read the article in MIT News.

Brief: How can the cement industry enable widespread industrial CCUS adoption?

How can the cement industry enable widespread adoption of carbon capture, utilization, and storage? In this research brief, Elizabeth Moore and team investigate a model carbon transport network to serve the cement industry. Pipeline design scenarios were analyzed to investigate the location of “carbon hubs” of nearby industrial facilities that could tap into pipelines at low cost. This would allow for the cement industry to enable carbon capture across a much larger swath of the economy.

Read the brief.

Whitepaper: Reducing Carbon Emissions in the Built Environment: A Case Study in 3D Printed Homes

Whitepaper: “Reducing Carbon Emissions in the Built Environment: A Case Study in 3D Printed Homes”

In this whitepaper, Hessam AzariJafari and Randolph Kirchain join Francesca Lolli, Sean Monkman, and Bungane Mehlomakulu of ICON to present a comparative analysis of the life cycle performance of 3D-printed and stick frame homes in various U.S. climate conditions.

Read the whitepaper.

The Hill: We’re overhauling our cars in the name of energy efficiency — why not our roads?

In their new op-ed in The Hill, Randolph Kirchain and Hessam AzariJafari explain why road improvements enhancing pavement stiffness and smoothness are essential to improve the efficiency and environmental performance of all vehicles. The majority of vehicles on the road are projected to be powered by traditional engines up through 2050, making it essential for states and municipalities to use this lever to cut emissions. The authors propose that the Federal Highway Administration should expand their current carbon performance measure to include emissions associated with road performance.

Click to read.