Huihui Ma

ORCID: 0000-0002-9486-1359
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Research Areas
  • Nanomaterials for catalytic reactions
  • Direction-of-Arrival Estimation Techniques
  • Advanced Fiber Laser Technologies
  • Laser-Matter Interactions and Applications
  • Speech and Audio Processing
  • Photonic Crystal and Fiber Optics
  • Block Copolymer Self-Assembly
  • Pickering emulsions and particle stabilization
  • Indoor and Outdoor Localization Technologies
  • Nanocluster Synthesis and Applications
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Advanced Photonic Communication Systems
  • Advanced Sensor and Energy Harvesting Materials
  • Superconductivity in MgB2 and Alloys
  • Nanoparticle-Based Drug Delivery
  • Boron and Carbon Nanomaterials Research
  • Aerogels and thermal insulation
  • Magnetic Bearings and Levitation Dynamics
  • Optical Network Technologies
  • Optical Wireless Communication Technologies
  • Radar Systems and Signal Processing
  • Advanced SAR Imaging Techniques
  • Non-Invasive Vital Sign Monitoring
  • Advancements in PLL and VCO Technologies
  • Parallel Computing and Optimization Techniques

Northwestern Polytechnical University
2023-2025

Zhejiang Normal University
2024-2025

Hangzhou Normal University
2025

Xidian University
2017-2025

Xuzhou University of Technology
2024

Taiyuan University of Technology
2021

China University of Petroleum, Beijing
2021

Beijing University of Posts and Telecommunications
2015

Shandong University
2011-2013

Jilin University
2011

Despite the intensive research in room-temperature phosphorescent (RTP) polymers, synthesis of RTP polymers with well-defined macromolecular structures and multiple functions remains a challenge. Herein, reversible deactivation radical polymerization was demonstrated to offer gradient copolymer (GCP) architecture controlled heterogeneities, which combines hard segment flexible segment. The GCPs would self-assemble into multiphase nanostructure, featuring tunable stretchability, excellent...

10.1021/jacs.3c10673 article EN Journal of the American Chemical Society 2023-11-30

Flexible flexion sensors are attracting attention due to their wide range of applications. It is urgent develop a flexible sensor matrix detect strain distribution on curved surfaces for object surface posture reconstruction, fault detection, and predictive maintenance. Herein, convenient universal method preparing proposed using versatile screen-printing technique. Compared traditional thin film configurations, this process improved the sensitivity by introducing multiple interfaces can be...

10.1021/acssensors.5c00153 article EN ACS Sensors 2025-04-10

Abstract Spinal cord injuries often result in paralysis or paraplegia, the extent of which depends on injury location. A common consequence is loss voluntary urination control, leading to symptoms such as urinary retention incontinence, collectively termed neurogenic bladder (NGB). While catheterization a prevalent intervention modern urological care for these patients, it usually causes complications like tract infections and stones. With advent flexible electronics, wearable implantable...

10.1002/admt.202401813 article EN Advanced Materials Technologies 2025-04-17

The composite poly(2-vinylpyridine) (P2VP)-Ag(+) foam-like thin films were prepared at the interface between AgNO(3) aqueous solution and polymer chloroform 25 °C. An X-ray photoelectron spectroscopy (XPS) investigation indicated that Ag(+) ions in partially transformed to Ag atoms after irradiated by UV-light completely being treated with KBH(4) solution. nanoparticles average sizes of 2.71 ± 0.82 3.28 1.20 nm generated these two transferred different treatments, respectively. Transmission...

10.1021/jp2059722 article EN The Journal of Physical Chemistry B 2011-08-24

This letter presents a novel algorithm for mixed far-field (FF) and near-field (NF) source localization using linear tripole array. Firstly, several special fourth-order cumulants are constructed, then the shift invariant properties in cumulant domain utilized to estimate parameters of each at two tripoles with spacing exceeds half wavelength. On this basis, matrix equation is derived classify sources types phase reference point. Finally, obtained locate estimates can be used disambiguate...

10.1109/lwc.2020.2974456 article EN IEEE Wireless Communications Letters 2020-02-18

This letter presents a multiple-input multiple-output (MIMO) system with vector arrays composed of spatially spread dipole quints. A new method for estimating the azimuth-elevation angles and polarization parameters is devised. Particularly, we first divide both transmit receive into five subarrays, then estimate directions-of-departure (DODs) directions-of-arrival (DOAs) by making use shift invariant properties. Compared to existing methods, proposed one does not need steering each source....

10.1109/lcomm.2019.2948625 article EN IEEE Communications Letters 2019-10-21

This paper investigates the problem of mixed far-field (FF) and near-field (NF) source localization using a linear electromagnetic-vector-sensor array with gain/phase uncertainties. Firstly, several special fourth-order cumulant matrices are constructed, such that shift invariance structure in domain can be derived to estimate DOA polarization angles each at two electromagnetic vector sensors (EMVSs). Then, by computing determinant coefficient matrix, sources types classified prior knowledge...

10.1109/access.2020.2981483 article EN cc-by IEEE Access 2020-03-17

In this Letter, we consider the problem of parameters estimation for near-field sources (NFSs) in three-dimensional (3-D) space with arbitrarily spaced electromagnetic vector-sensors (EMVSs), by taking advantage high-order statistics (HOS) array observations. particular, devise several fourth-order cumulant (FOC) matrices and exploit them to capture two-dimensional direction-of-arrival (2D-DOA) polarization information at each EMVS subspace techniques. On basis, a linear equation is...

10.1109/lcomm.2022.3143710 article EN IEEE Communications Letters 2022-01-14
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