What question did this study set out to answer?

The research aims to clarify the atomic diffusion and alloying pathway for the formation of Pt-based catalysts on Co–N–C support.

Unveiling the Atomic Diffusion Pathway for the In Situ Formation of Size-Controlled Intermetallic Pt on Co–N–C with Exceptional PEMFC Performance

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Demonstrates the atomic diffusion pathway for size-controlled intermetallic Pt, highlighting its potential in improving fuel cell performance.

The research aims to clarify the atomic diffusion and alloying pathway for the formation of Pt-based catalysts on Co–N–C support.
Controlled Co amount in Co–N–C support
Synthesis of Pt3Fe-Co@5CoNC
Half-cell ORR tests
Membrane electrode assembly evaluation
DFT calculations for atomic pathway analysis
Achieved ultrahigh power density of 1.717 W cm^-2 at 0.429 V
Low Pt usage at 0.175 g kW^-1
Stability demonstrated with only 12.5 mV loss at 0.8 A cm^-2
Establishment of atomic pathway for low-coordinated Co-N3-C diffusion into L12-Pt3Fe NPs

Lu et al. (2026) studied this question.

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View Full Paper

Ask AI

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Authors

Demonstrates the atomic diffusion pathway for size-controlled intermetallic Pt, highlighting its potential in improving fuel cell performance.

The research aims to clarify the atomic diffusion and alloying pathway for the formation of Pt-based catalysts on Co–N–C support.
Controlled Co amount in Co–N–C support
Synthesis of Pt3Fe-Co@5CoNC
Half-cell ORR tests
Membrane electrode assembly evaluation
DFT calculations for atomic pathway analysis
Achieved ultrahigh power density of 1.717 W cm^-2 at 0.429 V
Low Pt usage at 0.175 g kW^-1
Stability demonstrated with only 12.5 mV loss at 0.8 A cm^-2
Establishment of atomic pathway for low-coordinated Co-N3-C diffusion into L12-Pt3Fe NPs

Lu et al. (2026) studied this question.

View Full Paper

Ask AI

Bookmark