Articles with "closed pores" as a keyword



Comprehensive Understanding of Closed Pores in Hard Carbon Anode for High-Energy Sodium-Ion Batteries

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Published in 2025 at "Nano-Micro Letters"

DOI: 10.1007/s40820-025-01833-x

Abstract: This review summarizes the latest advances in closed pore structures within hard carbon anodes for sodium-ion batteries, establishing a conceptual framework and origination mechanisms under a unified perspective of active sites. The influence of closed… read more here.

Keywords: hard carbon; sodium ion; ion batteries; closed pores ... See more keywords

Boosting Molecular Cross-Linking in a Phenolic Resin for Spherical Hard Carbon with Enriched Closed Pores toward Enhanced Sodium Storage Ability.

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Published in 2024 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.4c04101

Abstract: Phenolic resin (PF) is considered a promising precursor of hard carbon (HC) for advanced-performance anodes in sodium-ion batteries (SIBs) because of its facile designability and high residual carbon yield. However, understanding how the structure of… read more here.

Keywords: sodium storage; molecular cross; cross linking; closed pores ... See more keywords

Understanding the Sodium Storage Behavior of Closed Pores/Carbonyl Groups in Hard Carbon.

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Published in 2024 at "ACS nano"

DOI: 10.1021/acsnano.4c06281

Abstract: Hard carbon (HC) is a promising anode material for sodium-ion batteries. However, the intrinsic relationship between the closed pores/surface groups and sodium storage performance has been unclear, leading to difficulties in targeted regulation. In this… read more here.

Keywords: pores carbonyl; sodium storage; hard carbon; closed pores ... See more keywords
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Nanopore Characteristics of Coal and Quantitative Analysis of Closed Holes in Coal

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Published in 2020 at "ACS Omega"

DOI: 10.1021/acsomega.0c03217

Abstract: Methane gas is mainly present in coal in two forms: free and adsorbed. There are a large number of closed pores inside the coal, which makes it difficult to measure the gas content of the… read more here.

Keywords: gas; number; closed holes; coal samples ... See more keywords

New insights into methane storage through coal pore opening and closure mechanisms during transient supercritical CO2 fracturing

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Published in 2024 at "Physics of Fluids"

DOI: 10.1063/5.0244456

Abstract: This study focuses on the often-overlooked closed pores in coal, which play a crucial role in isolating and storing significant amounts of methane, thereby directly impacting the efficiency of methane extraction. Using low-temperature nitrogen adsorption… read more here.

Keywords: opening closure; pore opening; co2; methane ... See more keywords

Stimulated echo double diffusion encoded imaging of closed pores: Influence and removal of unbalanced terms.

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Published in 2019 at "Physical Review E"

DOI: 10.1103/physreve.100.042408

Abstract: Nuclear magnetic resonance (NMR) diffusion pore imaging has been proposed to study the shape of arbitrary closed pores filled with an NMR-detectable medium by use of nonclassical diffusion encoding schemes. Potential applications can be found… read more here.

Keywords: double diffusion; diffusion; diffusion encoded; stimulated echo ... See more keywords