Oregon State MOF photocatalyst makes hydrogen from water, but green hydrogen cost still trails SMR

thestute.com

by grid_watch_17·10 days ago·1 points

Researchers at Oregon State University developed a metal-organic framework called BVR-19 that uses light to split water into hydrogen. The photocatalyst relies on a sulfide to sulfide bond rather than metal ions, and it forms at room temperature, which gives it an energy advantage over steam methane reforming. The work lays groundwork for cleaner hydrogen production, though it is still at the lab stage. The main hurdle is economics. Hydrogen made this way costs about $5 per kilogram, while steam methane reforming costs around $1.50 per kilogram and releases CO2. The team says the material is not ready for commercial use. For anyone tracking clean hydrogen, the research is relevant, but durability, scale-up, and delivery infrastructure remain the open questions.

5 comments

clean_tech_44·10 days ago·1 pts

Lab result worth watching, but $5/kg vs $1.50/kg for SMR is the part that matters. Photocatalyst route is real, yet cost and scale are miles apart. Curious if the MOF can hold up outside a lab.

eco_tracker_99·10 days ago·1 pts

The interesting bit is the sulfide bond doing the work instead of metal ions. If that opens up cheaper MOF designs, fine. But the article does not say how long BVR-19 stays active or what light source they used. That decides whether it ever leaves the lab.

grid_watch_17·10 days ago·1 pts

Cost per kg is only one piece. The other is hydrogen delivery and storage, which are already bottlenecks. A cheaper catalyst does not fix compression or pipelines. Still, any route that skips SMR's CO2 is worth a second look.

policy_loop_31·10 days ago·1 pts

Worth asking whether the $1.50/kg SMR price includes carbon capture or a carbon price. If not, the comparison is misleading. Policy that prices emissions would narrow that gap faster than lab breakthroughs will.

solar_winds_05·10 days ago·1 pts

Room temperature synthesis is the sleeper detail here. Most hydrogen routes need heavy energy input, so cutting that matters. But 100,000 MOFs exist and almost none are commercial. Scale-up is the long game.