📄 chemistry

Role of Cr-Zn in Structural, Optical, Electrical and Magnetic Properties of CdO Nanoparticles Synthesized by Hydrothermal Method

This study demonstrates that hydrothermally synthesized Cr-Zn codoped CdO nanoparticles exhibit a cubic structure with a minimum crystallite size of 27.86 nm, a maximum band gap of 5.57 eV, and enhanced ferromagnetic properties as the chromium concentration increases.

Emratul Jannat Swapna, Taskira Islam Hoimontee, Sanjida Khanom Bonna, Md. Golam Sayed, M. Rokonuzzaman Ripon, Md. Tachad (…)2026-07-23
📄 other

Functional-Group-Directed Occlusion of Polystyrene Microspheres within FeCO₃ Layers: Long-Term Corrosion Protection and Mechanical Stability of Carbon Steel

This study demonstrates that incorporating carboxyl- or amino-functionalized polystyrene microspheres into FeCO₃ corrosion-product layers significantly enhances the long-term corrosion protection and mechanical stability of carbon steel, with amino-functionalized microspheres yielding the most effective reduction in pitting and improvement in hardness.

Mingzhe Zheng, Frederick Pessu, Dilshad Shaikhah, Chun Wang, Wassim Taleb2026-07-23
📄 chemistry

High-density electronics thermal management with flame-retardant flexible phase change materials

This study presents a novel polyurethane-based solid-solid flexible phase change material that utilizes hierarchical dynamic bonding and an intrinsic flame-retardant layer to simultaneously achieve high latent heat, exceptional self-healing ductility, and UL-94 V-0 fire safety, effectively managing thermal runaway in high-density electronics like lithium-ion batteries.

Liu Yang, Guoyao Wang, Shaoxi Zhang, Penghui Li, Xinjian Liu, Zhonghao Rao2026-07-23
📄 chemistry

Rapid Determination of Sr-90 in Urine by MS/MS Mode with O2 as the Cell Gas on Triple Quadrupole Inductively Coupled Plasma Mass Spectrometry (ICP-MS/MS)

This paper presents a validated, high-throughput ICP-MS/MS method using O₂ reaction gas that achieves rapid, sensitive, and accurate determination of Sr-90 in urine with minimal sample preparation, offering a robust alternative to liquid scintillation counting for radiological emergency response.

Ge Xiao, Jonathan Button, Cynthia Ward-Momon, Liza Valentin-Blasini2026-07-23
📄 chemistry

Influence of fibre length, fibre-matrix ratio and stacking sequence on the noise attenuation characteristics of coir-plywood composite panels

This study investigates how fibre length, composition, and stacking sequence affect the noise attenuation of coir-plywood composite panels, revealing that while transmission loss remains largely unaffected, the arrangement of layers significantly influences sound absorption coefficients for potential applications in noise control.

Akshay Chandran P, Gautham K, Sudheesh Kumar C P2026-07-23
📄 chemistry

Synergistic thermal conduction and electromagnetic shielding in nickel foam-based composite via boron nitride and high- entropy oxide@Ag

This study presents a multifunctional nickel foam-based composite utilizing a synergistic combination of boron nitride nanosheets and high-entropy oxide@Ag core-shell fillers within a waterborne polyurethane matrix to simultaneously achieve significantly enhanced thermal conductivity and superior electromagnetic interference shielding dominated by wave absorption.

Qi Zeng, Binkai Hu, Shihua Yang, Shengyu Wu, Xinlei Wang, Bin Li, An-Quan Xie, Chunjin Hang2026-07-23
📄 chemistry

Asymmetric Fe@CNTS/Ag@CNTA Integrated Carbon Nanotube Frameworks for High-Efficiency and Low-Reflection Electromagnetic Interference Shielding

This study presents an asymmetric Fe@CNTS/Ag@CNTA integrated framework that achieves ultrahigh, absorption-dominated electromagnetic interference shielding (111 dB) with minimal reflection by utilizing a gradient magnetic-loss layer and a conductive internal boundary to create direction-dependent, anisotropic wave attenuation.

Chenkun Tu, jiapeng zhang, Wenjing Xi2026-07-23
📄 chemistry

Development of a DoE-Driven QbD-Based Stability-Indicating HPTLC Method for determination of PBC in Bulk and Formulation with Multi-Stress Forced Degradation Assessment

This study presents a validated, stability-indicating HPTLC method for quantifying PBC in bulk and formulations, developed using an Analytical Quality by Design (AQbD) approach with Design of Experiments (DoE) to ensure robustness, specificity against forced degradation products, and compliance with ICH guidelines.

Shubham Khade, Minal Harde2026-07-23
📄 chemistry

Spatial Segmentation and Controllable Connection Enabled Hollow Microsphere-Carbon Distributed RLC Networks for Multifunctional EM/Thermal Regulation

This paper presents an ice-templated heterogeneous nucleation strategy that utilizes magnetic dual-shell hollow microspheres to spatially segment nitrogen-doped carbon nanosheets into controllable distributed RLC networks, achieving superior electromagnetic wave absorption and thermal regulation in lightweight hierarchical porous composites while overcoming the traditional trade-off between conductivity and impedance matching.

Guangyan Cheng, Hongxiu Wu, Ping Wang, Jingjie Zhang, Zhenguo An2026-07-23