Understanding Green Hydrogen and Its Critical Role

Green hydrogen is produced through electrolysis powered by renewable energy sources, distinguishing it from grey hydrogen made from natural gas, which accounts for over 95 percent of global production and releases massive carbon emissions. The process involves passing an electric current through water, where two electrodes—an anode and a cathode—facilitate the reaction: water molecules break apart at the anode to form oxygen, and at the cathode to form hydrogen gas.

Canada's Hydrogen Strategy aims to make the country a top exporter by 2050, targeting net-zero emissions. Alberta, with its Hydrogen Roadmap, eyes $30 billion in investments by 2030, leveraging carbon capture and proximity to export hubs. Globally, the green hydrogen market is exploding, projected to grow from around $18 billion in 2026 to over $300 billion by 2035, driven by demands in steelmaking, shipping, and aviation.

For universities like the University of Alberta, this isn't just research—it's a pathway to economic diversification, creating jobs in engineering, chemistry, and materials science while training the next generation of energy experts.

The Persistent Challenge of Seawater Electrolysis

Seawater makes up 97 percent of Earth's water, yet it's rarely used for electrolysis due to key obstacles. Chloride ions in saltwater corrode electrodes, while magnesium and calcium form insoluble precipitates that clog the anode, the oxygen evolution reaction (OER) electrode. This reaction is notoriously sluggish, demanding high voltages, expensive catalysts like iridium, and pure water pretreatment—adding 20-30 percent to costs.

Previous attempts involved desalination (energy-intensive) or alkali addition (creates waste). Bergens' team sidestepped these by engineering the anode itself, making it resilient to seawater's harsh chemistry without rare metals or purification steps.

How Bergens' Breakthrough Works: Step-by-Step

The innovation centers on a novel anode coating—a simple, low-cost 'conductive glue' synthesized in a beaker from abundant materials. Here's the process:

• Electrode Preparation: Standard electrodes are coated with the proprietary glue, which adheres catalysts tightly, preventing degradation.
• Electrolysis Setup: Immerse in seawater; apply renewable electricity. At the cathode, hydrogen evolves efficiently.
• Oxygen Evolution: The glue-stabilized anode accelerates OER, producing oxygen rapidly without precipitates or corrosion.
• Gas Separation: Pure hydrogen (99.9 percent) collects, ready for use; oxygen vents harmlessly.

This runs at lower voltages than competitors, boosting efficiency by 10-20 percent and extending lifespan. No byproducts, zero emissions—just water and power in, hydrogen out.

Key Advantages Over Existing Technologies

Bergens' system shines in scalability and cost:

• Water Agnostic: Direct seawater use cuts pretreatment costs by half.
• Low-Cost Materials: Avoids platinum-group metals; glue from everyday chemicals.
• High Durability: Anodes last longer, reducing replacement expenses.
• Flexible Power: Pairs with intermittent renewables without efficiency loss.

Compared to proton exchange membrane (PEM) electrolyzers ($500-1000/kW), this promises under $300/kW at scale. For Alberta's oilsands or remote mines, it turns wastewater or seawater into fuel on-site.

Photo by Provincial Archives of Alberta on Unsplash

From Lab to Market: Patent and Cipher Neutron Partnership

Patented by UAlberta, the tech is exclusively licensed to Cipher Neutron, a Vancouver-based firm specializing in anion exchange membrane (AEM) electrolyzers. Cipher's PFAS-free systems already produce high-purity hydrogen; Bergens' anode integrates seamlessly, targeting prototypes by 2027.

As Ranny Dhillon, Cipher's chief scientific officer, notes: "This directly addresses anode durability, opening new pathways for performance." Commercial pilots could deploy in coastal British Columbia or export-focused sites, accelerating Canada's 9 million tonne annual production goal by 2030.

Visit Cipher Neutron's site for more on their stack technology.

University of Alberta's Hydrogen Research Ecosystem

UAlberta isn't new to hydrogen. Home to over 60 experts, the 2025-launched Centre for Hydrogen Innovation, Workforce Development and Outreach (CHIWDO) spans production to end-use. Bergens' work builds on Future Energy Systems initiatives, including catalysts for oilsands tailings.

This interdisciplinary hub trains students via co-ops, fostering careers in a sector needing 50,000 jobs by 2030. Programs in chemical engineering and chemistry emphasize hands-on electrolyzer design, preparing graduates for firms like Cipher.

Implications for Alberta and Canada's Energy Landscape

Alberta's Hydrogen Roadmap positions the province as a low-carbon exporter, with hubs like Industrial Heartland. Bergens' tech enables blue-green hybrids using CCUS, slashing costs to $1-2/kg H2.

Nationally, it supports remote Indigenous communities and heavy industry decarbonization. Economically, hydrogen could add $50 billion GDP by 2050, with UAlberta research driving IP value.

Boosting Higher Education and Career Opportunities

This breakthrough underscores Canadian universities' pivot to applied energy research. UAlberta's model—lab-to-license—creates adjunct professor jobs, postdocs, and research assistant roles. Students gain skills in catalysis, electrochemistry, and scale-up, highly sought in the $100 billion+ global electrolyzer market.

As hydrogen hubs grow, expect surges in faculty hires for materials science and policy. For aspiring researchers, programs like UAlberta's MSc in Green Hydrogen offer pathways to industry.

Future Outlook: Scaling Up and Overcoming Hurdles

Pilots are next, with Cipher aiming for MW-scale units. Challenges remain: supply chain for membranes, policy for incentives. Yet, with falling solar costs (under $20/MWh offshore), levelized H2 costs could hit $1.50/kg by 2030.

UAlberta eyes international trials, collaborating on global standards. This positions Canada—and its universities—as hydrogen leaders.

Photo by Provincial Archives of Alberta on Unsplash

Stakeholder Perspectives and Broader Impacts

Bergens emphasizes: "Making hydrogen efficiently at low cost without waste is one of the most important problems." Industry echoes, with Alberta Innovates funding scale-up.

For higher ed, it highlights public research's ROI: innovations fueling jobs, exports, sustainability.