EnergizeUT 2026: Between Two Cacti with Milda Saenz

EnergizeUT 2026: Between Two Cacti with Milda Saenz

by Energy Institute, University of Texas at Austin · View the channel on PSI

Applied Sciences & Engineering Economics & Finance KNIndustry and industrial studiesKNBEnergy industries and utilities
🎙 Energy Institute, University of Texas at Austin 👥 3K 📅 October 9, 2026 ⏱ 29 min 👁 31 📄 expert opinion 🧭 2026-10-15
Available in: English (current) Français

Keywords

lithiumdirect lithium extractionbrineenergy transitionsupply chain

Summary

In this episode of Between Two Cacti, Energy Institute Director Brian Korgel interviews Milda Saenz, Chief of Staff at EnergyX, a startup focused on direct lithium extraction (DLE). Saenz discusses her role, the company’s history, and its pivot from MOF-based technology to membrane-based processes after realizing the initial approach was not scalable. She explains the challenges of lithium extraction from brines, compares traditional evaporation ponds with DLE, and highlights EnergyX’s projects in Chile and the US (Smackover region). The conversation covers the growing importance of lithium for batteries, the supply chain shift from China, and the potential for domestic US production. Saenz also shares insights on lithium isotopes (Li-6 and Li-7) for nuclear applications, the role of produced water (noting its low concentrations), and her experience transitioning from UT Austin’s tech transfer office to a startup, emphasizing that execution matters more than patents.

143 words

Critical Evaluation

Value of the Information & Strength of the Argument

The interview provides a valuable insider perspective on the lithium extraction industry, particularly the transition from conventional methods to DLE. Saenz clearly presents the technical and economic rationale behind EnergyX’s technology choices, such as the need for brine-agnostic processes and vertical integration. Her argument about the superiority of DLE over traditional evaporation (higher recovery, faster processing) is compelling, though she admits to not having precise CO2 numbers at hand. The discussion on tech transfer and startup dynamics is insightful, but the reasoning is largely anecdotal and not supported by data or external sources.

Scientific Rigor, Source Quality, Title Accuracy

The content is a conversational interview without formal citations. The title is accurate but generic, reflecting the light-hearted tone rather than the serious technical content. The rigor is moderate: the assertions about lithium recovery and environmental benefits are plausible but not backed by specific studies. The speaker occasionally references external work (e.g., Benny Freeman’s MOF research) but without details. Overall, the scientific depth is limited, and the reliability depends on the trustworthiness of the interviewee’s claims.

184 words

Title / Content Match

The title accurately reflects the conversational interview format and the guest, but provides little hint about the actual topic (lithium extraction).

Quality & Reliability

6/10

The content is based on the personal experience of a company executive and covers technical and business aspects of direct lithium extraction. While informative, it lacks external citations and relies heavily on anecdotal evidence and general industry knowledge.

Key Moments

Markers derived by PSI from the transcript: the creator did not define chapters.

Contribution & Novelties

This video offers a first-hand account of how a lithium-extraction startup navigates technical pivots and scaling challenges. It provides a practical understanding of direct lithium extraction (DLE) and the economics of lithium supply chains, complementing academic knowledge with real-world operational details.

Pour aller plus loin :

  • Direct lithium extraction — Overview of methods and challenges.
  • Lithium iron phosphate battery — Context for the LFP cathode technology mentioned in the interview.
  • Smackover Formation — Geological background of a key lithium brine resource.
  • Lithium-6 — Nuclear applications of lithium isotopes.

88 words

Radar Profile

The profile shows a balanced but moderate performance across all dimensions. Information quantity is above average, while technical depth and reliability remain moderate, reflecting the conversational and non-cited nature of the content.

Reliability 5/10