Tonghao Liu
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View article: Amplitude-phase joint programmable coding metasurface for linear polarization and circular polarization dynamic manipulation
Amplitude-phase joint programmable coding metasurface for linear polarization and circular polarization dynamic manipulation Open
What we believe to be a novel programmable coding metasurface (PCM) design that enables independent and dynamic control of both amplitude and phase in multiple linear polarized (LP) and circular polarized (CP) channels is proposed. The met…
View article: Broadband Absorbing Active Metasurface for Continuously and Dynamically Manipulate the Absorptivity of Electromagnetic Waves
Broadband Absorbing Active Metasurface for Continuously and Dynamically Manipulate the Absorptivity of Electromagnetic Waves Open
View article: Towards a Generative Frame System of Ancient Chinese Timber Architecture: Structural Generation and Optimization of “Column Reduction” and “Column Relocation”
Towards a Generative Frame System of Ancient Chinese Timber Architecture: Structural Generation and Optimization of “Column Reduction” and “Column Relocation” Open
In traditional Chinese timber architecture, “column reduction” (Jian Zhu Zao) and “column relocation” (Yi Zhu Zao) enhances spatial continuity, yet often produces bending-dominated, material-intensive frames. This study develops a generati…
View article: Increasing Contribution of Condensable Particulate Matter From Stationary Combustion Sources Under Strict Control Standards in China
Increasing Contribution of Condensable Particulate Matter From Stationary Combustion Sources Under Strict Control Standards in China Open
China's implementation of stringent emission control measures during 2014–2020 has effectively reduced filterable particulate matter (FPM) emissions from stationary combustion sources, while increasing the contribution of condensable parti…
View article: Structural-color-enabled multispectral heterostructure for infrared and laser camouflage
Structural-color-enabled multispectral heterostructure for infrared and laser camouflage Open
The multimodal detection system has gradually been perfected, essentially covering the entire optical spectrum, posing a significant threat to the survival of objects. To counter this escalating detection threat, the demand for multispectr…
View article: Design and optimization oriented composition and morphology engineering for MOF derived microwave absorbents
Design and optimization oriented composition and morphology engineering for MOF derived microwave absorbents Open
View article: Multifunctional Metasurface Design via Physics‐Simplified Machine Learning
Multifunctional Metasurface Design via Physics‐Simplified Machine Learning Open
Metasurface can manipulate electromagnetic (EM) waves flexibly, which provides the basis for functional integration. Recently, the efficient machine‐learning‐assisted methods have attracted intensive attentions in multifunctional metasurfa…
View article: Dual-Band Polarization-Controlled Metasurface with Independent Amplitude-Phase Coding for Versatile Beam Forming
Dual-Band Polarization-Controlled Metasurface with Independent Amplitude-Phase Coding for Versatile Beam Forming Open
Digital coding metasurfaces have gained considerable attention for their potential to bridge physical and information sciences. However, existing metasurfaces are often restricted to either phase-only or amplitude-only control and typicall…
View article: Independent and dynamic manipulation of surface waves radiation for quadruplex polarization channels enabled by programmable coding metasurface
Independent and dynamic manipulation of surface waves radiation for quadruplex polarization channels enabled by programmable coding metasurface Open
Flexible manipulation of surface waves (SWs) radiation has been continuously intriguing enormous interests of researchers due to its promising application prospects, and metasurfaces exhibit unparalleled capability to efficiently control S…
View article: Complete-basis-reprogrammable coding metasurface for generating dynamically-controlled holograms under arbitrary polarization states
Complete-basis-reprogrammable coding metasurface for generating dynamically-controlled holograms under arbitrary polarization states Open
Reprogrammable metasurfaces, which establish a fascinating bridge between physical and information domains, can dynamically control electromagnetic (EM) waves in real time and thus have attracted great attentions from researchers around th…
View article: Achieving health-oriented air pollution control requires integrating unequal toxicities of industrial particles
Achieving health-oriented air pollution control requires integrating unequal toxicities of industrial particles Open
Protecting human health from fine particulate matter (PM) pollution is the ambitious goal of clean air actions, but current control strategies largely ignore the role of source-specific PM toxicity. Here, we proposed health-oriented contro…
View article: Generic Vectorial Hologram Based on Simultaneous and Independent Amplitude and Phase Modulation of Orthogonal Polarization States via Single Completely Spin‐Decoupled Meta‐Particles
Generic Vectorial Hologram Based on Simultaneous and Independent Amplitude and Phase Modulation of Orthogonal Polarization States via Single Completely Spin‐Decoupled Meta‐Particles Open
Metasurfaces composed of subwavelength structure arrays provide a diverse and powerful platform for generation of complicated electromagnetic (EM) fields and wavefronts manipulation and have triggered an unprecedented research upsurge in e…
View article: Intelligent metasurface system for automatic tracking of moving targets and wireless communications based on computer vision
Intelligent metasurface system for automatic tracking of moving targets and wireless communications based on computer vision Open
View article: Multichannel Airy beam generator simultaneously for linear and circular polarized waves
Multichannel Airy beam generator simultaneously for linear and circular polarized waves Open
The Airy beam has intrigued long-held research interests and developed various striking applications attributed to the unprecedented diffraction-free, self-bending and self-healing properties. Metasurfaces with superior design freedom and …
View article: Direct field-to-pattern monolithic design of holographic metasurface via residual encoder-decoder convolutional neural network
Direct field-to-pattern monolithic design of holographic metasurface via residual encoder-decoder convolutional neural network Open
Complex-amplitude holographic metasurfaces (CAHMs) with the flexibility in modulating phase and amplitude profiles have been used to manipulate the propagation of wavefront with an unprecedented level, leading to higher image-reconstructio…
View article: High-fidelity multiplexing meta-hologram for information display, storage and encryption
High-fidelity multiplexing meta-hologram for information display, storage and encryption Open
View article: Vectorial-Holography metasurface empowered by Orthogonality-Simplified Machine learning
Vectorial-Holography metasurface empowered by Orthogonality-Simplified Machine learning Open
Metasurfaces can provide unprecedented degree of freedom in manipulating electromagnetic waves and have been introduced to holography. Aiming to explore the full capability for information presentation, vectorial metasurface holography is …
View article: Intelligent metasurface system for automatic tracking of moving targets and wireless communications based on computer vision
Intelligent metasurface system for automatic tracking of moving targets and wireless communications based on computer vision Open
The fifth-generation (5G) wireless communication has an urgent need for target tracking. Digital programmable metasurface (DPM) may offer an intelligent and efficient solution owing to its powerful and flexible controls of electromagnetic …
View article: Remotely mind-controlled metasurface via brainwaves
Remotely mind-controlled metasurface via brainwaves Open
The power of controlling objects with mind has captivated a popular fascination to human beings. One possible path is to employ brain signal collecting technologies together with emerging programmable metasurfaces (PM), whose functions or …
View article: Tailoring standing waves on meta-atom: a facile way to a high-efficiency functional metasurface with spin-selectivity
Tailoring standing waves on meta-atom: a facile way to a high-efficiency functional metasurface with spin-selectivity Open
Metasurfaces have provided unprecedented degrees of freedom in manipulating electromagnetic (EM) waves and have been applied in the communication field. Growing communication demands require smaller and more versatile devices. However, the…
View article: Polarization Reconfigurable and Beam-Switchable Array Antenna Using Switchable Feed Network
Polarization Reconfigurable and Beam-Switchable Array Antenna Using Switchable Feed Network Open
A novel array antenna with reconfigurable polarizations and radiation pattern agility is presented in this paper. The digital-controllable array antenna has the functional capabilities of reconfigurable polarization and switching beam, whi…
View article: Broadband surface wave coupler with low infrared emission and microwave reflection
Broadband surface wave coupler with low infrared emission and microwave reflection Open
Metasurfaces possess excellent capabilities to flexibly manipulate electromagnetic waves in multiple frequency domains, which show great potential application in multispectral stealth. Herein, a broadband surface waves coupler based on the…
View article: Simultaneous reduction of microwave reflection and infrared emission enabled by a phase gradient metasurface
Simultaneous reduction of microwave reflection and infrared emission enabled by a phase gradient metasurface Open
Metasurfaces have shown promising applications in radar-infrared compatible stealth because of its superior electromagnetic wave control capabilities, but, to date, the majority of designs still suffer from the defects of large thickness, …
View article: Genetic-algorithm-empowered metasurface design: simultaneous realization of high microwave frequency-selection and low infrared surface-emissivity
Genetic-algorithm-empowered metasurface design: simultaneous realization of high microwave frequency-selection and low infrared surface-emissivity Open
With the improvement of equipment integration, it is difficult to meet the increasing functional requirements with the function of a single spectrum. In this work, a multispectral functional metasurface (MFM) is designed to achieve multisp…
View article: Phase-to-pattern inverse design paradigm for fast realization of functional metasurfaces via transfer learning
Phase-to-pattern inverse design paradigm for fast realization of functional metasurfaces via transfer learning Open
Metasurfaces have provided unprecedented freedom for manipulating electromagnetic waves. In metasurface design, massive meta-atoms have to be optimized to produce the desired phase profiles, which is time-consuming and sometimes prohibitiv…
View article: Quasi-continuous linear phase-gradient metamaterial based on conformal spoof surface plasmon polaritons
Quasi-continuous linear phase-gradient metamaterial based on conformal spoof surface plasmon polaritons Open
In this work, we propose a method of achieving quasi-continuous linear phase gradient for transmitted waves based on conformal spoof surface plasmon polariton (SSPP). To this end, a SSPP structure with high transmission is firstly designed…
View article: Multifunctional full-space metasurface controlled by frequency, polarization and incidence angle
Multifunctional full-space metasurface controlled by frequency, polarization and incidence angle Open
Multifunctional metasurfaces have exhibited considerable abilities of manipulating electromagnetic (EM) waves, especially in full-space manipulation. However, most works are implemented with functions controlled by polarization or frequenc…
View article: Suppressing Edge Back-Scattering of Electromagnetic Waves Using Coding Metasurface Purfle
Suppressing Edge Back-Scattering of Electromagnetic Waves Using Coding Metasurface Purfle Open
Edge scattering is one of the main scattering sources for metal objects, especially for those with thin front edges. In this paper, based on the principle of scattering cancelation, a coding metasurface purfle is proposed and employed to s…
View article: Transition in source contributions of PM2.5 exposure and associated premature mortality in China during 2005–2015
Transition in source contributions of PM2.5 exposure and associated premature mortality in China during 2005–2015 Open