Tailoring microstructures in (Ni/NiO)@C composites via facile route for broadband microwave absorption

Article Chemistry, Physical

Self-assembled multi-layered hexagonal-like MWCNTs/MnF2/CoO nanocomposite with enhanced electromagnetic wave absorption

Tingting Zheng et al.

Summary: The MWCNTs/MnF2/CoO composite material shows great potential in enhancing electromagnetic wave absorption performance by adjusting dielectric loss and increasing magnetic loss.

CARBON (2022)

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Article Chemistry, Physical

Controllable heterogeneous interfaces of cobalt/carbon nanosheets/rGO composite derived from metal-organic frameworks for high-efficiency microwave attenuation

Yan Wang et al.

Summary: This paper successfully designed a 3D hierarchical Co/CNS/rGO magnetic-dielectric composite with controllable composition and microstructure as a high-efficiency absorber, displaying strong microwave attenuation and broad absorption frequency band. The nanocomposite with porous structure promoted multiple reflection and scattering, thereby improving the attenuation capacity.

CARBON (2022)

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Article Engineering, Environmental

Self-assembled MoS2/magnetic ferrite CuFe2O4 nanocomposite for high-efficiency microwave absorption

Jinkun Liu et al.

Summary: The study introduces a novel absorber of CuFe2O4/MoS2 composite, which combines magnetic ferrite CuFe2O4 with 2D MoS2 nanosheets to achieve a wide effective absorption bandwidth. The cooperative interaction of dielectric and magnetic loss results in effective absorption of electromagnetic waves in the entire Kuband and part of the X-band. This work presents a strategy for obtaining novel high-performance absorbers.

CHEMICAL ENGINEERING JOURNAL (2022)

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Article Chemistry, Physical

Construction of MOF-derived plum-like NiCo@C composite with enhanced multi-polarization for high-efficiency microwave absorption

Runrun Cheng et al.

Summary: The study successfully prepared plum-like NiCo@C composite with strong microwave absorption performance at 20wt% loading. The unique plum-like structure enriched the non-uniform interface, structural anisotropy facilitated electromagnetic wave dissipation, and magnetic coupling contributed to the coordination of electromagnetic characteristics.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2022)

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Article Materials Science, Multidisciplinary

Hierarchical composite of biomass derived magnetic carbon framework and phytic acid doped polyanilne with prominent electromagnetic wave absorption capacity

Tianqi Hou et al.

Summary: In this study, a CoFe2O4/C/PANI composite was developed through a green route, showing enhanced microwave absorbing performance and desirable wideband feature.

JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY (2021)

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Article Nanoscience & Nanotechnology

Synthesis of 3D cerium oxide/porous carbon for enhanced electromagnetic wave absorption performance

Xinmeng Huang et al.

Summary: CeO2/porous carbon composites exhibit enhanced electromagnetic wave absorption performance compared to pure porous carbon materials, showing promising potential for application in dealing with electromagnetic interference and pollution.

ADVANCED COMPOSITES AND HYBRID MATERIALS (2021)

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Article Engineering, Environmental

Boosted electromagnetic wave absorption performance from vacancies, defects and interfaces engineering in Co(OH)F/Zn0.76Co0.24S/Co3S4 composite

Jiaolong Liu et al.

Summary: The study investigates the effectiveness of using vacancies, defects, and interfaces engineering to regulate electromagnetic parameters and enhance absorption capacity. By comparing two different strategies, the presence of sulfur vacancies, lattice defects, and heterogeneous interfaces in the synthesized composites were found to play a significant role in boosting EM wave absorption ability.

CHEMICAL ENGINEERING JOURNAL (2021)

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Article Engineering, Environmental

Metal-organic framework-derived NiSe2-CoSe2@C/Ti3C2Tx composites as electromagnetic wave absorbers

Tianqi Hou et al.

Summary: Two-dimensional metal carbide or nitride materials are considered as a new class of electromagnetic wave absorbing materials due to their unique multilayer structure and metal-like properties. The NiSe2-CoSe2@C/Ti3C2Tx composites show high electromagnetic wave absorption performance and have potential applications.

CHEMICAL ENGINEERING JOURNAL (2021)

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Article Engineering, Environmental

Construction of remarkable electromagnetic wave absorber from heterogeneous structure of Co-CoFe2O4@mesoporous hollow carbon spheres

Hongxia Zhang et al.

Summary: In this study, a novel Co-CoFe2O4@mesoporous hollow carbon spheres (PCHMs) nanocomposites were successfully prepared using two facile steps. The synthesized nanocomposites exhibited stable structure and excellent electromagnetic wave absorption properties, showing great potential for applications in the field of electromagnetic wave absorption.

CHEMICAL ENGINEERING JOURNAL (2021)

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Article Materials Science, Ceramics

Facile synthesis of La-doped cobalt ferrite@glucose-based carbon composite as effective multiband microwave absorber

Jun Zhou et al.

Summary: This study investigated the effect of La ion doping on microwave absorption performance of C/CoLaFe2-xO4 composites. The results showed that with the doping of La ions, the grains are refined and a carbon shell exists on the surface, leading to optimal microwave absorption performance, including an optimal reflection loss and excellent effective absorption bandwidth. The synergistic effects of dipole polarization, interface polarization, and magnetic loss contributed to the high-efficiency multiband microwave absorption of the C/CoLaFe2-xO4 composite material.

JOURNAL OF THE AMERICAN CERAMIC SOCIETY (2021)

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Article Chemistry, Physical

Earthworm-like (Co/CoO)@C composite derived from MOF for solving the problem of low-frequency microwave radiation

Pengfei Yin et al.

Summary: The earthworm-like Co-MOF derived (Co/CoO)@C composite prepared via hydrothermal and annealing route shows remarkable low-frequency electromagnetic wave absorption properties, with excellent absorption performance and wide absorption bandwidth. It has the potential to be a selectable candidate to solve the problem of low-frequency microwave radiation.

JOURNAL OF ALLOYS AND COMPOUNDS (2021)

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Article Chemistry, Physical

Fabrication of ZnFe2O4/C@PPy composites with efficient electromagnetic wave absorption properties

Zijian Liao et al.

Summary: In this study, ZnFe2O4/C@PPy composites were prepared and showed excellent electromagnetic wave absorption performance, mainly attributed to dielectric loss and ideal impedance matching. The composites have great potential application as high-efficient absorption materials.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2021)

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Article Materials Science, Multidisciplinary

Novel magnetic silicate composite for lightweight and efficient electromagnetic wave absorption

Di Lan et al.

Summary: Silicates with double shell hollow sphere morphology were prepared using ultra-high temperature calcination and hydrothermal methods, and applied in electromagnetic wave absorption. The iron-based silicate materials showed excellent electromagnetic wave absorption performance with a wide absorption bandwidth, making them promising for various applications in this field.

JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY (2021)

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Article Materials Science, Multidisciplinary

MOFs derived magnetic porous carbon microspheres constructed by core-shell Ni@C with high-performance microwave absorption

Sai Gao et al.

Summary: In this study, a series of MOFs derived magnetic porous carbon microspheres with tunable diameter and high specific surface area have been successfully synthesized via a pyrolysis process. These carbon microspheres exhibit high-performance microwave absorption with low filler loading, showing potential for practical applications.

JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY (2021)

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Article Materials Science, Multidisciplinary

Controllable synthesis of Ni/NiO@porous carbon hybrid composites towards remarkable electromagnetic wave absorption and wide absorption bandwidth

Xinfeng Zhou et al.

Summary: The study successfully synthesized Ni/NiO@C hybrid composites with tunable Ni proportion through a two-step process. By controlling the calcination time and adjusting the Ni source, the optimal electromagnetic wave absorption performance was achieved, providing a feasible reference for the absorption mechanism of absorbers.

JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY (2021)

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Article Chemistry, Physical

Design of Ti3C2Tx/TiO2/PANI multi-layer composites for excellent electromagnetic wave absorption performance

Xuran Gao et al.

Summary: The Ti3C2Tx/TiO2/PANI composites exhibit excellent electromagnetic wave absorption properties with strong reflection loss, thin thickness, and wide absorption bandwidth, making them promising candidates for EMW absorbers.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2021)

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Article Chemistry, Physical

Synthesis of 3D flower-like ZnO/ZnCo2O4 composites with the heterogeneous interface for excellent electromagnetic wave absorption properties

Jianwei Wang et al.

Summary: This study improved the electromagnetic wave absorption performance by preparing ZnO hollow spheres and ZnO/ZnCo2O4 composites, and found that the addition of ZnO hollow spheres significantly influenced the properties of the absorbing material. The ZnO/ZnCo2O4 composites showed the best absorption performance when adding 5 mg of ZnO hollow spheres.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2021)

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Review Physics, Applied

Electromagnetic wave-absorbing performance of carbons, carbides, oxides, ferrites and sulfides: review and perspective

Jiaolong Liu et al.

Summary: This review paper summarizes recent advancements in electromagnetic wave-absorbing materials (EMWAMs), covering diverse materials and their applications, as well as discussing current challenges and future research directions in the field.

JOURNAL OF PHYSICS D-APPLIED PHYSICS (2021)

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Article Chemistry, Multidisciplinary

Lightweight Ni Foam-Based Ultra-Broadband Electromagnetic Wave Absorber

Ming Qin et al.

Summary: In this study, lightweight Ni foam with NiO/NiFe2O4 in situ growth composites were fabricated to address the issues of poor dispersibility and chemical stability in metal-based electromagnetic wave absorbing materials. The foam structure and NiO/NiFe2O4/Ni components were found to synergistically enhance the EM wave absorption capacity. This work sheds light on the synergistic effect of structure and components on EM wave absorption behaviors, offering a new pathway for preparing lightweight and high-performance metal-based EM wave absorbers.

ADVANCED FUNCTIONAL MATERIALS (2021)

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Article Chemistry, Multidisciplinary

Hollow Engineering to Co@N-Doped Carbon Nanocages via Synergistic Protecting-Etching Strategy for Ultrahigh Microwave Absorption

Panbo Liu et al.

Summary: A controlled synergistic protecting-etching strategy was proposed to construct hollow Co@N-doped carbon nanocages with uniform heterojunctions, addressing the shortcomings of using sacrificing templates or corrosive agents and exhibiting superior microwave absorption performance. The strategy not only provides inspiration for creating hollow void inside other MOFs crystals, but also broadens the candidates for lightweight and high-efficient microwave absorbers.

ADVANCED FUNCTIONAL MATERIALS (2021)

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Editorial Material Chemistry, Physical

Microwave absorption enhancement of 2-dimensional CoZn/C@MoS2@PPy composites derived from metal-organic framework

Yuxin Bi et al.

Summary: The CoZn/C@MoS2@PPy composites prepared through MOF self-template method showed enhanced microwave absorption performance with optimized impedance matching. The introduction of MoS2 sheets and PPy shell improved the absorption bandwidth, demonstrating better performance than CoZn/C composites under lower thickness.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2021)

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Article Chemistry, Multidisciplinary

A Competitive Reaction Strategy toward Binary Metal Sulfides for Tailoring Electromagnetic Wave Absorption

Jiaolong Liu et al.

Summary: A competitive reaction mechanism is proposed to control the absorption performance of Cu-based binary metal sulfides, resulting in perfect impedance matching and multiple dielectric polarizations.

ADVANCED FUNCTIONAL MATERIALS (2021)

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Article Chemistry, Physical

Hierarchical Fe3O4/Fe@C@MoS2 core-shell nanofibers for efficient microwave absorption

Zhouyu Tong et al.

Summary: Hierarchical structured Fe3O4/Fe@C@MoS2 nanofibers with excellent microwave absorption properties were successfully prepared in this study, providing a new insight for the design of high-performance microwave absorption materials in the future.

CARBON (2021)

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Article Chemistry, Physical

Heterostructure design of Ni/C/porous carbon nanosheet composite for enhancing the electromagnetic wave absorption

Xiaochuang Di et al.

Summary: The study presents a nanocomposite composed of Ni/C nanospheres derived from Ni-MOF and nitrogen-doped biomass-derived carbon, showing excellent microwave absorption performance.

CARBON (2021)

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Article Engineering, Environmental

Synthesis of NiCo-LDH/MXene hybrids with abundant heterojunction surfaces as a lightweight electromagnetic wave absorber

Xuran Gao et al.

Summary: By adjusting the loading of MXene, a series of NiCo-LDH/MXene hybrids with excellent electromagnetic wave absorption performance were obtained in this research. The synergistic effect of dielectric loss and magnetic loss, as well as the excellent attenuation ability and impedance matching characteristics of the material, contribute to the excellent EMW performance of the NiCo-LDH/MXene hybrids. The research demonstrated the impact of the structure and composition of EMW absorbers on their performance, and provided insights for the design and development of high-performance EMW absorption materials.

CHEMICAL ENGINEERING JOURNAL (2021)

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Article Engineering, Environmental

MXene-based accordion 2D hybrid structure with Co9S8/C/Ti3C2Tx as efficient electromagnetic wave absorber

Tianqi Hou et al.

Summary: The research successfully fabricated a multilayer structure Co9S8/C/Ti(3)C(2)Tx hybrid material, demonstrating impressive electromagnetic absorption performance. It shows a maximum reflection loss of -50.07 dB at 7.6 GHz under a matching thickness of 2.51 mm, with an effective absorption bandwidth (RL <= -10 dB) covering 4.24 GHz.

CHEMICAL ENGINEERING JOURNAL (2021)

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Article Engineering, Environmental

Electromagnetic wave absorption performance of NiCo2X4 (X = O, S, Se, Te) spinel structures

Xinfeng Zhou et al.

Summary: NiCo based spinel materials have been considered promising electromagnetic wave absorbing materials due to their controllable structure, inexpensive procedure, and excellent dielectric property. The synthesis of NiCo2Se4 and NiCo2Te4 has shown remarkable absorption performance, providing important reference for expanding the application of NiCo-based spinel in the field of electromagnetic wave absorption.

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Construction of 1D Heterostructure NiCo@C/ZnO Nanorod with Enhanced Microwave Absorption

Jianwei Wang et al.

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Tailoring nanoparticles composites derived from metal-organic framework as electromagnetic wave absorber

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Tailoring microstructures in (Ni/NiO)@C composites via facile route for broadband microwave absorption

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