Facile Sprayed and Electro-Activated Ultra-Low Pt Loading Catalyst for Hydrogen Evolution Reaction and PEM Water Electrolysis.

Donggeun Eom, Youngseob Lee, Dongwook Oh, Hyoungsoon Lee, Sangwook Park

Abstract read

In one paragraph

Article in Small (Weinheim an der Bergstrasse, Germany), 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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0citing papers in PubMed

–field-weighted citation impact

1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

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3 · Its place in the literature

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0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

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5 · Who and what money

Authors and funding

5 authors.

Donggeun EomDepartment of Mechanical Engineering, Seoul National University, Seoul, South Korea.

Youngseob LeeDepartment of Mechanical Engineering, Chung-Ang University, Seoul, South Korea.

Dongwook OhDepartment of Mechanical Engineering, Seoul National University, Seoul, South Korea.ORCID https://orcid.org/0009-0000-6308-1811

Hyoungsoon LeeDepartment of Mechanical Engineering, Chung-Ang University, Seoul, South Korea.ORCID https://orcid.org/0000-0001-5961-6393

Sangwook ParkDepartment of Mechanical Engineering, Seoul National University, Seoul, South Korea.ORCID https://orcid.org/0000-0003-0939-1696

Funding

Creative-Pioneering Researchers Program and Independent and Continuous Research from Seoul National UniversityNational Research Council of Science and Technology GTL25021-230National Research Foundation of Korea RS-2023-00213633SOFT Foundry Institute at Seoul National UniversityThe Republic of Korea Marine Corps 2026SFC0087

6 · The paper itself

Abstract

Polymer electrolyte membrane water electrolysis (PEMWE) is a promising route for high-purity green hydrogen, yet its large-scale deployment is limited by heavy platinum-group-metal (PGM) usage and the high Pt loading required at the cathode. Although methods such as sputtering, atomic layer deposition, and electrodeposition have been explored, they often lead to poor dispersion, non-uniform growth, or agglomeration that reduces catalyst utilization. Achieving high hydrogen evolution reaction (HER) performance at ultra-low Pt loadings, therefore, requires a fabrication strategy capable of producing well-dispersed nanoscale Pt within a thin, mass-transport-efficient catalyst layer. Herein, we introduce a spray-coating assisted electrochemical reduction (Pt-SE) method that forms well-dispersed 2-3 nm Pt nanoparticles at an ultra-low loading of 0.0178 mg

Indexed as

hydrogen evolution reactionpolymer electrolyte membrane water electrolysisspray‐coatingtechno‐economic analysisultra‐low Pt loading

Identifiers

PMID42543544

DOI10.1002/smll.74847

PMCPMC13614284

What OpenQuestion holds

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.