The seminal paper (Lackner, 1999) first suggesting the notion of direct air capture from ambient air.

An exploration of liquid-based DAC systems, focused on novel pathways and applications (Custelcean, 2022)

A review of key characteristics that enable a solid, guanidine carbonate-based CO₂ unloading loop (Custelcean, 2020)

The first investigation into a combination, aqueous amino acid + guanidine DAC system in Nature Energy (Brethome, 2018)

More recent work characterization the regeneration energy requirements of various DAC systems (Kasturi, 2023)

A seminal call for the next generation’s burden to restore the atmospheric conditions of the Holocene (Hansen, 2017)