Blogs

Atomic Engineering for 6G: Breaking Coercivity Limits in Cr-Substituted Hexaferrites

Our team achieved a record coercivity of 13.9 kOe and 129 GHz resonance in Sr-hexaferrites using synchrotron-based anomalous X-ray diffraction.

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February 17, 2026

Atomic Engineering for 6G: Selective Cr-Substitution in Hexaferrites

Today, we are announcing a milestone in hexaferrite engineering. Our group has successfully tuned strontium hexaferrites to reach record-breaking coercivity and resonance frequencies.

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February 16, 2026

Thermogravimetry in a Gradient Magnetic Field for Studying Magnetic Phase Formation

Novel quasi-in situ method for analyzing magnetic phase composition during thermal processing using thermogravimetry in a gradient magnetic field.

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August 1, 2025

Submicron Particles of Cr-Substituted Strontium Hexaferrite: Anomalous X-ray Diffraction Studies, Hard Magnetic Properties, and Millimeter-Wave Absorption

First systematic study of single-domain chromium-substituted hexaferrite particles SrFe12-xCrxO19 (x = 0-8) with enhanced coercivity and FMR frequency

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May 13, 2025

Hard Magnetic Colloidal Nanoplates with Tunable Size for Magneto-Optical Applications

Researchers synthesized highly anisotropic plate-like nanoparticles of aluminum-substituted strontium hexaferrite via glass crystallization, achieving tunable sizes (39-90 nm) and coercivity up to 5600 Oe for magneto-optical applications

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August 22, 2024

Tuning Microstructure and Magnetic Properties of Highly Al-Substituted Sr/Ca Hexaferrites

Researchers utilized citrate-nitrate auto-combustion to prepare Sr1-x/12Cax/12Fe12-xAlxO19 (x = 4–6) particles with giant coercivity up to 36 kOe and record NFMR frequency of 270 GHz

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May 20, 2023

Sub-Terahertz/Terahertz Electron Resonances in Hard Ferrimagnets

Our group published groundbreaking research in Materials Today (IF: 31.040) on sub-THz/THz electron resonances in hard ferrimagnets for next-generation communication systems.

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March 15, 2023

Giant Coercivity and Sub-Terahertz Ferromagnetic Resonance in Hard Ferrite Magnetic Insulators

Researchers demonstrate record-breaking magnetic properties in Al-substituted strontium hexaferrites with coercivity up to 42 kOe and NFMR frequency reaching 297 GHz across 5-300 K temperature range

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March 1, 2023

Sub-Terahertz/Terahertz Electron Resonances in Hard Ferrimagnets

Researchers demonstrate natural ferromagnetic resonance frequencies exceeding 0.35 THz in cobalt ferrite materials, revealing their potential for ultrafast spintronic devices operating without external magnetic fields

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February 1, 2023

High-Coercivity Hexaferrite Ceramics Featuring Sub-Terahertz Ferromagnetic Resonance

Researchers demonstrate the first compact ferrite ceramics with giant coercivity up to 22.5 kOe and natural ferromagnetic resonance frequencies up to 282 GHz, achieving record 18.5 kOe coercivity at 95% density

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April 1, 2022