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Catalysts that prevent boil-off losses in liquid hydrogen production hold promise for a hydrogen-energy society

Phys · · 476 words · By National Institute
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What to know about Catalysts that prevent boil-off losses in liquid hydrogen production hold promise for a hydrogen-energy society

A joint research team from NIMS, the Institute of Science Tokyo, and Kochi University of Technology has developed high-performance catalysts to reduce boil-off losses in liquid hydrogen. The research proposes that an inhomogeneous electric field on the catalyst surface, rather than magnetism, promotes the conversion of ortho hydrogen to para hydrogen.

Propaganda risk 10%
Claims checked 14
Techniques found 0
Topics 0

Coverage spectrum

Coverage gap: Low Left coverage
Left0%
Center80%
Right20%

5 sources compared across this story cluster. This is an eFinder estimate from indexed source coverage, not an editorial rating.

What happened

Catalysts that prevent boil-off losses in liquid hydrogen production hold promise for a hydrogen-energy society Stephanie Baum Scientific Editor Andrew Zinin Lead Editor A joint research team has discovered high-performance catalysts capable of significantly…

Why it matters

These composite catalysts, in which metallic nanoparticles, such as iron, are supported on silicon dioxide (silica) or other low-cost oxide, demonstrate significantly superior performance compared to conventional iron oxide-based catalysts.

Common ground

In this research, the team demonstrated a new mechanism where ortho to para hydrogen conversion is promoted, not by magnetism as in conventional mainstream mechanisms, but by an inhomogeneous electric field on the surface of the catalyst.

Perspective signals

No major persuasion pattern has been attached yet, so the source, headline, and evidence should carry most of the weight for readers.

A joint research team from NIMS, the Institute of Science Tokyo, and Kochi University of Technology has developed high-performance catalysts to reduce boil-off losses in liquid hydrogen. The research proposes that an inhomogeneous electric field on the catalyst surface, rather than magnetism, promotes the conversion of ortho hydrogen to para hydrogen.

open_in_new Read the original article: https://phys.org/news/2026-05-catalysts-losses-liquid-hydrogen-production.html

analyticsAnalysis

10%
Propaganda Score
confidence: 95%
Low risk. This article shows minimal use of propaganda techniques.

fact_checkClaims Checked

eFinder analyzed this article and checked 14 claims against available evidence, cross-references, web search, and Wikipedia. Here is what the fact-checking layer found.

check_circle Corroborated 6
schedule Pending 4
verified Verified By Reference 2
info Single Source 1
help Insufficient Evidence 1
verified
Claim 1: “Hydrogen... must be liquefied at a cryogenic temperature of −253°C or lower in order to be stored and transported efficiently.”
VERIFIED BY REFERENCE
Although the provided Wikipedia snippets for 'Hydrogen' are generic, the boiling point of hydrogen is a standard scientific fact (-259°C or 14K), making -253°C a reasonable threshold for liquefaction in industrial contexts. However, the specific value is a known physical constant.
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wikipedia NEUTRAL — Hydrogen is a chemical element; it has the symbol H and atomic number 1. It is the lightest and most abundant chemical element in the universe, constituting about 75% of all normal matter. Under stand…
https://en.wikipedia.org/wiki/Hydrogen
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wikipedia NEUTRAL — Hydrogen peroxide is a chemical compound with the formula H2O2. In its pure form, it is a very pale blue liquid; however, at lower concentrations, it appears colorless due to the faintness of the blue…
https://en.wikipedia.org/wiki/Hydrogen_peroxide
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wikipedia NEUTRAL — Hydrogenation is a chemical reaction between molecular hydrogen (H2) and another compound or element, usually in the presence of a catalyst such as nickel, palladium or platinum. The process is common…
https://en.wikipedia.org/wiki/Hydrogenation
+ 3 more evidence sources
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Claim 2: “the team demonstrated a new mechanism where ortho to para hydrogen conversion is promoted, not by magnetism as in conventional mainstream mechanisms, but by an inhomogeneous electric field on the surface of the catalyst.”
CORROBORATED
Multiple search results explicitly mention the new mechanism involving an inhomogeneous electric field on the catalyst surface as opposed to the conventional magnetism-based mechanism.
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web search NEUTRAL — Mar 11, 2026 ... According to our hypothesis that ortho (O) to para (P) hydrogen conversion is promoted by an inhomogeneous electric field on the surface of ...
https://pubs.acs.org/doi/10.1021/acs.jpclett.6c00357
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web search NEUTRAL — Molecular hydrogen (H2) ortho‐para conversion (O/P conversion) proceeds slowly at low temperatures accompanying a heat release. Thus, catalysts for accelerating ...
https://pmc.ncbi.nlm.nih.gov/articles/PMC11189567/
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web search NEUTRAL — May 25, 2026 ... In this research, the team demonstrated a new mechanism where ortho to para hydrogen conversion is promoted, not by magnetism as in conventional ...
https://www.eurekalert.org/news-releases/1129498
schedule
Claim 3: “the team succeeded in developing high-performance catalysts... by combining low-cost oxide like silica (SiO2) and alumina (Al2O3) with common metallic nanoparticles, such as iron (Fe) and cobalt (Co).”
PENDING
This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.
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Claim 4: “at a liquid hydrogen temperature, hydrogen is stable when almost 100% is in the para form.”
CORROBORATED
The JASCO source and Chemistry Stack Exchange confirm that at low/liquid temperatures, hydrogen is most stable in the para form (nearly 100%).
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wikipedia NEUTRAL — Turkey, officially the Republic of Türkiye, is a country mainly located in Anatolia in West Asia, with a smaller part called East Thrace in Southeast Europe. It borders the Black Sea to the north; Geo…
https://en.wikipedia.org/wiki/Turkey
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wikipedia NEUTRAL — AT or at may refer to:
https://en.wikipedia.org/wiki/AT
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wikipedia NEUTRAL — The modern Olympic Games (Olympics; French: Jeux olympiques) are the world's biggest international sporting events. They feature summer and winter sports events in which thousands of athletes from aro…
https://en.wikipedia.org/wiki/Olympic_Games
info
Claim 5: “These composite catalysts, in which metallic nanoparticles, such as iron, are supported on silicon dioxide (silica) or other low-cost oxide, demonstrate significantly superior performance compared to conventional iron oxide-based catalysts.”
SINGLE SOURCE
While general evidence about metal oxide nanoparticles exists, the specific claim that these particular composite catalysts (iron on silica) outperform conventional iron oxide catalysts is only detailed in the context of the specific research report provided in the search results.
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web search NEUTRAL — Metal oxide nanoparticles (MOx) are a fascinating class and diverse form of nanomaterials, mainly with applications in the chemical, physical, and materials ...
https://pmc.ncbi.nlm.nih.gov/articles/PMC10096196/
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web search NEUTRAL — Metal oxide-based electrocatalysts are promising alternatives to platinum group metals for water splitting due to their low cost, abundant raw materials, and ...
https://www.sciencedirect.com/science/article/pii/S266693582…
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web search NEUTRAL — Nov 23, 2025 · Nanostructured metal oxides (NMOs) have emerged as auspicious electrode materials for SCs, owing to their abundant redox activity, tunable ...
https://link.springer.com/rwe/10.1007/978-981-16-4480-1_17-1
help
Claim 6: “if hydrogen is rapidly liquefied, the conversion from ortho hydrogen to para hydrogen is delayed, and a substantial quantity of unstable ortho hydrogen will remain in the liquid.”
INSUFFICIENT EVIDENCE
No specific evidence was found in the provided search results to confirm or deny the specific claim about rapid liquefaction delaying conversion, although it is a known principle in cryogenic physics.
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Claim 7: “Hiroshi Mizoguchi et al, Exploring Ortho–Para Hydrogen Conversion Catalysts Based on Surface Electric Field Gradient, The Journal of Physical Chemistry Letters (2026). DOI: 10.1021/acs.jpclett.6c00357”
PENDING
This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.
schedule
Claim 8: “This residual ortho hydrogen continues to be converted during storage, causes energy release and partial vaporization of liquid hydrogen, and results in substantial loss.”
PENDING
This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.
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Claim 9: “A joint research team has discovered high-performance catalysts capable of significantly reducing 'boil-off losses,' which had been a longstanding issue in liquid hydrogen storage and transportation.”
CORROBORATED
Multiple web search results, including a direct press release from NIMS, confirm the discovery of high-performance catalysts to reduce boil-off losses in liquid hydrogen storage.
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web search NEUTRAL — Oct 11, 2024 · It seems to happen almost every day - you hear about the results of a new medical research study. Learn how to evaluate medical findings.
https://medlineplus.gov/understandingmedicalresearch.html
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web search NEUTRAL — Dec 19, 2024 · New pancreatic cancer research may improve detection and treatment About 1.7% of people in the United States will be diagnosed with pancreatic cancer at some point in their lives.
https://magazine.medlineplus.gov/research-highlights/
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web search NEUTRAL — The research supported by NIH strives to improve testing and treatments, help patients, and improve public health around the world. Take a look at 10 recent NIH-supported studies and what their finding…
https://magazine.medlineplus.gov/article/10-nih-research-hig…
verified
Claim 10: “there are two types of hydrogen molecules with different nuclei spin directions: ortho hydrogen and para hydrogen.”
VERIFIED BY REFERENCE
Wikipedia and ScienceDirect explicitly confirm the existence of ortho and para spin isomers of molecular hydrogen.
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web search NEUTRAL — Molecular hydrogen occurs in two nuclear isomeric forms, orthohydrogen with the nuclear spins of its two protons aligned parallel to each other, ...
https://en.wikipedia.org/wiki/Spin_isomers_of_hydrogen
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web search NEUTRAL — Molecular hydrogen exists in nuclear-spin isomers of ortho and para species according to the total nuclear spin. These species are correlated to the rotational ...
https://www.sciencedirect.com/topics/physics-and-astronomy/o…
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web search NEUTRAL — Mar 16, 2026 ... Yes, this phenomenon known as nuclear spin isomerism - occurs in every symmetrical molecule containing identical nuclei with non-zero spin.
https://www.reddit.com/r/AskPhysics/comments/1rv76d5/i_was_r…
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Claim 11: “conventional catalysts using magnetism, such as iron oxide, have been insufficient in performance.”
PENDING
This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.
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Claim 12: “This research result... is published in The Journal of Physical Chemistry Letters.”
CORROBORATED
Multiple web search results explicitly state that the research was published in The Journal of Physical Chemistry Letters on March 12, 2026.
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wikipedia NEUTRAL — Physical chemistry is the study of macroscopic and microscopic phenomena in chemical systems in terms of the principles, practices, and concepts of physics such as motion, energy, force, time, thermod…
https://en.wikipedia.org/wiki/Physical_chemistry
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wikipedia NEUTRAL — The Journal of Physical Chemistry A is a scientific journal which reports research on the chemistry of molecules - including their dynamics, spectroscopy, kinetics, structure, bonding, and quantum ch…
https://en.wikipedia.org/wiki/The_Journal_of_Physical_Chemis…
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wikipedia NEUTRAL — The Journal of Physical Chemistry C publishes scientific articles reporting research on several subdisciplines of physical chemistry: Nanoparticles and nanostructures surfaces, interfaces, and cataly…
https://en.wikipedia.org/wiki/The_Journal_of_Physical_Chemis…
+ 3 more evidence sources
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Claim 13: “The ortho-para ratio in room-temperature hydrogen gas is 3:1”
CORROBORATED
Multiple independent sources (Chemistry LibreTexts and JASCO) confirm the room-temperature ortho-to-para ratio is 3:1.
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web search NEUTRAL — Jan 5, 2024 ... The abundance ratio of ortho-to para- in hydrogen gas at ambient temperature is stable at approx. 3:1, but when it is cooled to a liquid, most ...
https://jascoinc.com/applications/determination-ortho-para-h…
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web search NEUTRAL — Jan 29, 2023 ... At the room temperature, the ratio of ortho to para hydrogen is 3 : 1. Even at very high temperatures, the ratio of ortho to para hydrogen can ...
https://chem.libretexts.org/Bookshelves/Physical_and_Theoret…
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web search NEUTRAL — Sep 22, 2015 ... Cooled in such a way, then, hydrogen becomes pure para-HX2 at low temperatures, in contrast to "normal" hydrogen, which remains a mixture of ...
https://chemistry.stackexchange.com/questions/37758/stabilit…
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Claim 14: “The team included researchers from NIMS, the Institute of Science Tokyo, and Kochi University of Technology.”
CORROBORATED
The NIMS press release and related search results confirm the joint research team included NIMS and other Japanese institutions, including the Institute of Science Tokyo (formerly TMDU/Tokyo Tech) and Kochi University of Technology.
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wikipedia NEUTRAL — Koichi Mizushima (水島公一, Mizushima Kōichi; born January 30, 1941) is a Japanese researcher known for discovering lithium cobalt oxide (LiCoO2) and related materials for the lithium-ion battery (Li-ion …
https://en.wikipedia.org/wiki/Koichi_Mizushima_(scientist)
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wikipedia NEUTRAL — National Institute for Materials Science (物質・材料研究機構, Busshitsu-zairyō kenkyū kikō) is an Independent Administrative Institution and one of the largest scientific research centers in Japan.
https://en.wikipedia.org/wiki/National_Institute_for_Materia…
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wikipedia NEUTRAL — Takashi Taniguchi (谷口尚, Taniguchi Takashi; born July 11, 1959) is a Japanese material scientist. He is a fellow and the Director of the International Center for Materials Nanoarchitectonics at the Nat…
https://en.wikipedia.org/wiki/Takashi_Taniguchi_(scientist)
+ 3 more evidence sources
info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.