Nat Commun February 2023 PMID 36739416

Atomically dispersed iridium catalysts on silicon photoanode for efficient photoelectrochemical water splitting.

Sang Eon Jun, Youn-Hye Kim, Jaehyun Kim, Woo Seok Cheon, Sungkyun Choi, Jinwook Yang, Hoonkee Park, Hyungsoo Lee, Sun Hwa Park, Ki Chang Kwon, Jooho Moon, Soo-Hyun Kim, Ho Won Jang

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Peak: 3 in Mar 2023

across 2 sources since Feb 2023

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What people are saying

The discussions reflect a neutral to mildly positive tone, emphasizing the innovative aspect of using atomically dispersed iridium catalysts to enhance water splitting, with references to improved photocurrent and stability. Words like 'efficient', 'significant', and 'durable' convey recognition of the research's potential, while the tone remains informational rather than emotional or highly enthusiastic.

AgreementModerate agreement

Many discussions acknowledge the significance of the research, with some highlighting its potential to improve water splitting technology, though few explicitly express strong opinions.

InterestModerate interest

Participants show moderate curiosity, with references mostly to the technical aspects or general significance, rather than deep enthusiasm.

EngagementModerate engagement

The conversations involve some technical commentary and mention of the materials involved, indicating a decent level of engagement but not extensive debate.

ImpactModerate impact

Responders believe the findings could have a notable impact in renewable energy applications, but concrete examples of real-world effects are limited.

Abstract in brief

The study demonstrates how atomically dispersed iridium single atoms (SAs) on silicon photoanodes can improve water splitting efficiency by enhancing charge separation and transfer, overcoming the challenge of anchoring SAs on silicon.
Using a NiONi thin film catalyst that incorporates iridium SAs, the researchers achieved significant improvements in photocurrent density (277 mA/cm² at 1.23 V vs RHE) and stability (130 hours), indicating highly effective and durable photoelectrochemical performance.
The findings highlight a rational design approach for decorating silicon photoanodes with SAs, showing that iridium SAs can lower energy barriers and suppress charge recombination, thus boosting the kinetics of photogenerated charge carriers for water splitting applications.]

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Enhancing Water Splitting Efficiency with Atomically Dispersed Iridium Catalysts on Silicon

STEM RTCL TV · May 26, 2023 30 views

Materials Design Inc

@MedeAsoftware · X

RT @MedeAsoftware: Atomically dispersed iridium catalysts on silicon photoanode for efficient photoelectrochemical water splitting https://…

Mar 13, 2023 · 2 shares · 367 followers View post →

Kenneth Roberts

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RT @MedeAsoftware: Atomically dispersed iridium catalysts on silicon photoanode for efficient photoelectrochemical water splitting https://…

Mar 11, 2023 · 2 shares · 653 followers View post →

Materials Design Inc

@MedeAsoftware · X

Atomically dispersed iridium catalysts on silicon photoanode for efficient photoelectrochemical water splitting https://t.co/lBoLVX1Wcw #materials https://t.co/DgRA1i8qqD

Mar 11, 2023 · 1 like · 2 shares · 367 followers View post →

Chemistry News

@ChemistryNews · X

Atomically dispersed iridium catalysts on silicon photoanode for efficient photoelectrochemical water splitting https://t.co/Tg3cPC1zoc https://t.co/5mfOpUa1ZU

Feb 4, 2023 · 16 likes · 1 share · 517,843 followers View post →