4.7 Article

Construction of Co@C nanocapsules by one-step carbon reduction of single-crystal Co3O4 nanoparticles: Ultra-wideband microwave absorber verified via coaxial and arch methods

Related references

Note: Only part of the references are listed.
Article Chemistry, Multidisciplinary

Initiating VB-Group Laminated NbS2 Electromagnetic Wave Absorber toward Superior Absorption Bandwidth as Large as 6.48 GHz through Phase Engineering Modulation

Huibin Zhang et al.

Summary: VB-Group NbS2 nanosheets prepared through a facile one-step solvothermal method exhibit remarkable electromagnetic wave absorption performance, showing tunable absorbing frequency bands (C-, X-, and Ku-bands) and the ability to adjust performance by changing material contents.

ADVANCED FUNCTIONAL MATERIALS (2022)

Review Chemistry, Multidisciplinary

Heterointerface Engineering in Electromagnetic Absorbers: New Insights and Opportunities

Leilei Liang et al.

Summary: Electromagnetic absorbers are playing increasingly essential role in the electronic information age and even towards the coming intelligent era. The advantages of heterointerface engineering and its EM characteristics inject vitality for designing high-efficiency EM absorbers, but there are still huge challenges in understanding and reinforcing these interface effects.

ADVANCED MATERIALS (2022)

Review Engineering, Environmental

Spinel structured MFe2O4 (M = Fe, Co, Ni, Mn, Zn) and their composites for microwave absorption: A review

XiuBo Xie et al.

Summary: This article reviews the recent progress of spinel structured MFe2O4, including synthesis methods, microstructures, and the effects of different components on morphology and microwave absorption performances. The mechanisms of these systems, current challenges, and possible perspectives are also summarized in the article.

CHEMICAL ENGINEERING JOURNAL (2022)

Review Chemistry, Multidisciplinary

Dielectric Loss Mechanism in Electromagnetic Wave Absorbing Materials

Ming Qin et al.

Summary: Comprehensive views on dielectric loss mechanisms provide important guidance for understanding the attenuation behavior of materials. Current researches focus more on materials synthesis rather than in-depth mechanism study. Therefore, further research on in-depth mechanisms, emphasis on new dielectric loss mechanisms, and new modulation strategies are needed to achieve simple and effective EM wave attenuation behavior modulation.

ADVANCED SCIENCE (2022)

Article Engineering, Environmental

Core-shell heterogeneous graphene-based aerogel microspheres for high-performance broadband microwave absorption via resonance loss and sequential attenuation

Dandan Zhi et al.

Summary: Graphene-based aerogels with core-shell bilayer structure, shaped by coaxial electrospinning, exhibit high-performance microwave absorption (MA) due to enhanced impedance matching and electromagnetic wave propagation. The optimized absorbers show a minimum reflection loss of -61 dB at 13.84 GHz and an effective absorption bandwidth of 6.88 GHz, which can be further expanded to 7.52 GHz by adjusting the core-shell ratio.

CHEMICAL ENGINEERING JOURNAL (2022)

Article Chemistry, Physical

Yolk-shelled Co@SiO2@Mesoporous carbon microspheres: Construction of multiple heterogeneous interfaces for wide-bandwidth microwave absorption

Baolei Wang et al.

Summary: The yolk-shelled Co@SiO2@MC microspheres developed in this study demonstrate potential for wide-band microwave absorption. Utilizing multiple components and structures, these microspheres exhibit enhanced microwave absorption performance through strong dielectric/magnetic loss and impedance matching effects.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2022)

Article Materials Science, Multidisciplinary

High-performance microwave absorption enabled by Co3O4 modified VB-group laminated VS2 with frequency modulation from S-band to Ku-band

Zehao Huang et al.

Summary: Hierarchical heterostructures based on VB-group laminated vanadium disulfide nanosheets embedded with cobalt tetroxide nanoparticles were constructed, which showed strong electromagnetic coupling and enhanced microwave absorption performance.

JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY (2022)

Article Chemistry, Physical

Construction of core-shell structured Co7Fe3@C nanocapsules with strong wideband microwave absorption at ultra-thin thickness

Baolei Wang et al.

Summary: FeCo2O4 nanoparticles were used as precursors to fabricate core-shell structured Co7Fe3@C nanocapsules, which exhibit high-efficient microwave absorption performance with a wide absorption bandwidth.

CARBON (2021)

Article Chemistry, Physical

Efficient microwave absorber and supercapacitors derived from puffed-rice-based biomass carbon: Effects of activating temperature

XiuBo Xie et al.

Summary: Biomass-based carbon is gaining attention for its potential in economic growth and sustainable development. Puffed-rice-based carbon, particularly the R-800 sample, shows excellent performance as both a microwave absorber and electrode material, with wide bandwidth and high capacitance retention. This functionalized biomass carbon holds promise for bridging sustainable development and biomass materials.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2021)

Article Chemistry, Physical

Construction of low-frequency and high-efficiency electromagnetic wave absorber enabled by texturing rod-like TiO2 on few-layer of WS2 nanosheets

Deqing Zhang et al.

Summary: WS2/TiO2 hybrids were prepared through hydrothermal method, showing improved electromagnetic wave absorption properties for low-frequency bands. The addition of TiO2 nanosheets led to synergistic effects, enhancing EMA strength and expanding the bandwidth, ultimately reducing the effective EMA frequency band from high to low frequency. This study opens up new possibilities for designing efficient low-frequency EMA materials in the future.

APPLIED SURFACE SCIENCE (2021)

Article Engineering, Environmental

MOF-derived Co/CoO particles prepared by low temperature reduction for microwave absorption

Qian Wu et al.

Summary: Novel nanoporous Co particles were successfully synthesized via thermal decomposition and hydrogen reduction processes, showing the best microwave absorption performance at different temperatures. The Co/CoO samples reduced at different temperatures exhibit potential applications in the field of electromagnetic wave absorption.

CHEMICAL ENGINEERING JOURNAL (2021)

Review Materials Science, Multidisciplinary

A review on carbon/magnetic metal composites for microwave absorption

Baolei Wang et al.

Summary: Developing high-efficiency microwave absorption materials is crucial for solving electromagnetic pollution issues, with carbon/magnetic metal composites being promising candidates for high-performance microwave absorbers. Understanding the mechanisms of microwave absorption and exploring the preparation methods and properties of these composites indicate great potential for the future development of high-performance microwave absorption materials.

JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY (2021)

Article Chemistry, Multidisciplinary

Multi-Path Electron Transfer in 1D Double-Shelled Sn@Mo2C/C Tubes with Enhanced Dielectric Loss for Boosting Microwave Absorption Performance

Xiang Qian et al.

Summary: 1D tubular micro-nano structural materials with unique double-shelled Sn@Mo2C/C tubes demonstrate favorable microwave absorption performance through multiple mechanisms, showcasing effective absorption bandwidth and reflection loss capability. The rational design and construction of the hierarchical structure contribute to optimizing the dielectric constant and enhancing the capacity of electromagnetic wave energy dissipation.

SMALL (2021)

Article Chemistry, Multidisciplinary

Single Zinc Atoms Anchored on MOF-Derived N-Doped Carbon Shell Cooperated with Magnetic Core as an Ultrawideband Microwave Absorber

Mengqiu Huang et al.

Summary: By employing a single atom-doping strategy to adjust local electric potential in the metal-organic framework (MOF)-derived carbon shell, a unique magnetic-dielectric synergy system is constructed in the core-shell Fe3O4@Zn-N-Carbon microspheres, leading to enhanced microwave absorption performance.

SMALL (2021)

Article Chemistry, Physical

Bead-like cobalt nanoparticles coated with dielectric SiO2 and carbon shells for high-performance microwave absorber

Baolei Wang et al.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2020)

Article Chemistry, Physical

Synthesis of polypyrrole decorated FeCo@SiO2 as a high-performance electromagnetic absorption material

Suping Li et al.

JOURNAL OF ALLOYS AND COMPOUNDS (2019)

Article Engineering, Chemical

Fibrous Composites with Double-Continuous Conductive Network for Strong Low-Frequency Microwave Absorption

Li Huang et al.

INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH (2019)

Article Engineering, Multidisciplinary

Lightweight Fe@C hollow microspheres with tunable cavity for broadband microwave absorption

Zhiming Deng et al.

COMPOSITES PART B-ENGINEERING (2019)

Article Materials Science, Multidisciplinary

Waxberry-like hierarchical Ni@C microspheres with high-performance microwave absorption

Dawei Liu et al.

JOURNAL OF MATERIALS CHEMISTRY C (2019)

Article Engineering, Electrical & Electronic

A Facile Freeze-Dryin.g Strategy-To.Prepare plus lierarc,hically Porous Co/C FoaMs with Excellent Microwave Absorption Performance

Ting Huang et al.

ACS APPLIED ELECTRONIC MATERIALS (2019)

Article Chemistry, Multidisciplinary

Tunable High-Performance Microwave Absorption of Co1-xS Hollow Spheres Constructed by Nanosheets within Ultralow Filler Loading

Xiao-Juan Zhang et al.

ADVANCED FUNCTIONAL MATERIALS (2018)

Article Nanoscience & Nanotechnology

Optimizing the Electromagnetic Wave Absorption Performances of Designed Co3Fe7@C Yolk-Shell Structures

Hao Li et al.

ACS APPLIED MATERIALS & INTERFACES (2018)

Article Chemistry, Multidisciplinary

CoNi@SiO2@TiO2 and CoNi@Air@TiO2 Microspheres with Strong Wideband Microwave Absorption

Qinghe Liu et al.

ADVANCED MATERIALS (2016)

Article Nanoscience & Nanotechnology

Yolk-Shell Ni@SnO2 Composites with a Designable Interspace To Improve the Electromagnetic Wave Absorption Properties

Biao Zhao et al.

ACS APPLIED MATERIALS & INTERFACES (2016)

Article Materials Science, Multidisciplinary

Co/C nanoparticles with low graphitization degree: a high performance microwave-absorbing material

Tong Liu et al.

JOURNAL OF MATERIALS CHEMISTRY C (2016)

Article Nanoscience & Nanotechnology

MOF-Derived Porous Co/C Nanocomposites with Excellent Electromagnetic Wave Absorption Properties

Yinyun Lu et al.

ACS APPLIED MATERIALS & INTERFACES (2015)

Article Nanoscience & Nanotechnology

Porous Three-Dimensional Flower-like Co/CoO and Its Excellent Electromagnetic Absorption Properties

Hualiang Lv et al.

ACS APPLIED MATERIALS & INTERFACES (2015)

Article Materials Science, Multidisciplinary

High microwave permittivity and resonance-antiresonance electromagnetic behaviors of flake-shaped cobalt microcrystals

Zhongzhu Wang et al.

MATERIALS CHEMISTRY AND PHYSICS (2015)

Article Multidisciplinary Sciences

CoxFey@C Composites with Tunable Atomic Ratios for Excellent Electromagnetic Absorption Properties

Hualiang Lv et al.

SCIENTIFIC REPORTS (2015)

Article Nanoscience & Nanotechnology

Shell Thickness-Dependent Microwave Absorption of Core-Shell Fe3O4@C Composites

Yunchen Du et al.

ACS APPLIED MATERIALS & INTERFACES (2014)

Article Chemistry, Multidisciplinary

Microporous Co@CoO nanoparticles with superior microwave absorption properties

Tong Liu et al.

NANOSCALE (2014)

Article Chemistry, Physical

Facile synthesis of hollow porous cobalt spheres and their enhanced electromagnetic properties

Cuizhu He et al.

JOURNAL OF MATERIALS CHEMISTRY (2012)

Article Chemistry, Physical

Microwave characteristics of Co/TiO2 nanocomposites prepared by mechanochemical synthesis

Xia Ni et al.

JOURNAL OF ALLOYS AND COMPOUNDS (2009)

Article Chemistry, Multidisciplinary

Solvothermal synthesis of magnetic chains self-assembled by flowerlike cobalt submicrospheres

Ya-Jing Zhang et al.

CRYSTAL GROWTH & DESIGN (2008)