View article: Scalable-manufactured randomized glass-polymer hybrid metamaterial for daytime radiative cooling
Scalable-manufactured randomized glass-polymer hybrid metamaterial for daytime radiative cooling Open
The lazy way to keep cool in the sun Passive radiative cooling requires a material that radiates heat away while allowing solar radiation to pass through. Zhai et al. solve this riddle by constructing a metamaterial composed of a polymer l…
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How to Read and Interpret FTIR Spectroscope of Organic Material Open
Fourier Transform Infrared (FTIR) has been developed as a tool for the simultaneous and quantitative determination of organic components, including chemical bond, as well as organic content (e.g. protein, carbohydrate and lipid). However, …
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Radiative human body cooling by nanoporous polyethylene textile Open
Thermal management through personal heating and cooling is a strategy by which to expand indoor temperature setpoint range for large energy saving. We show that nanoporous polyethylene (nanoPE) is transparent to mid-infrared human body rad…
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Infrared Regulating Smart Window Based on Organic Materials Open
Windows are vital elements in the built environment that have a large impact on the energy consumption in indoor spaces, affecting heating and cooling and artificial lighting requirements. Moreover, they play an important role in sustainin…
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Crucial breakthrough of second near-infrared biological window fluorophores: design and synthesis toward multimodal imaging and theranostics Open
Recent advances in the chemical design and synthesis of fluorophores in the second near-infrared biological window (NIR-II) for multimodal imaging and theranostics are summarized and highlighted in this review article.
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Power of Infrared and Raman Spectroscopies to Characterize Metal-Organic Frameworks and Investigate Their Interaction with Guest Molecules Open
The variety of functionalities and porous structures inherent to metal-organic frameworks (MOFs) together with the facile tunability of their properties makes these materials suitable for a wide range of existing and emerging applications.…
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Black Phosphorus Mid-Infrared Photodetectors with High Gain Open
Recently, black phosphorus (BP) has joined the two-dimensional material family as a promising candidate for photonic applications due to its moderate bandgap, high carrier mobility, and compatibility with a diverse range of substrates. Pho…
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Tuning the Luminescence of Layered Halide Perovskites Open
Layered halide perovskites offer a versatile platform for manipulating light through synthetic design. Although most layered perovskites absorb strongly in the ultraviolet (UV) or near-UV region, their emission can range from the UV to the…
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Algorithm for Automated Mapping of Land Surface Temperature Using LANDSAT 8 Satellite Data Open
Land surface temperature is an important factor in many areas, such as global climate change, hydrological, geo-/biophysical, and urban land use/land cover. As the latest launched satellite from the LANDSAT family, LANDSAT 8 has opened new…
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Radiative Cooling: Principles, Progress, and Potentials Open
The recent progress on radiative cooling reveals its potential for applications in highly efficient passive cooling. This approach utilizes the maximized emission of infrared thermal radiation through the atmospheric window for releasing h…
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DFT-Calculated IR Spectrum Amide I, II, and III Band Contributions of <i>N</i>-Methylacetamide Fine Components Open
The infrared spectrum (IR) characteristic peaks of amide I, amide II, and amide III bands are marked as amide or peptide characteristic peaks. Through the nuclear magnetic resonance study, N-methylacetamide has been determined to have six …
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Plasmon-enhanced light–matter interactions and applications Open
Surface plasmons are coherent and collective electron oscillations confined at the dielectric–metal interface. Benefitting from the inherent subwavelength nature of spatial profile, surface plasmons can greatly accumulate the optical field…
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Shortwave infrared fluorescence imaging with the clinically approved near-infrared dye indocyanine green Open
Significance Imaging in the shortwave IR (SWIR) spectral window allows the observation of processes deep within living animals. Recent studies have shown that SWIR imaging enables unprecedented imaging opportunities, including contact-free…
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Applications of infrared spectroscopy in polysaccharide structural analysis: Progress, challenge and perspective Open
Polysaccharides are important biomacromolecules with numerous beneficial functions and a wide range of industrial applications. Functions and properties of polysaccharides are closely related to their structural features. Infrared (IR) spe…
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A dual-mode textile for human body radiative heating and cooling Open
Dual-mode textiles made of nanoPE provide both cooling and heating, which helps humans adapt to larger temperature changes.
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Room temperature high-detectivity mid-infrared photodetectors based on black arsenic phosphorus Open
Black arsenic phosphorus–based photodetectors sense detect long-wave mid-infrared light with high detectivity at room temperature.
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Producing air-stable monolayers of phosphorene and their defect engineering Open
It has been a long-standing challenge to produce air-stable few- or monolayer samples of phosphorene because thin phosphorene films degrade rapidly in ambient conditions. Here we demonstrate a new highly controllable method for fabricating…
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Detection of the aromatic molecule benzonitrile ( <i>c</i> -C <sub>6</sub> H <sub>5</sub> CN) in the interstellar medium Open
A specific interstellar aromatic molecule Aromatic molecules such as polycyclic aromatic hydrocarbons (PAHs) are known to exist in the interstellar medium owing to their characteristic infrared emission features. However, the infrared emis…
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Streaking of 43-attosecond soft-X-ray pulses generated by a passively CEP-stable mid-infrared driver Open
Attosecond metrology has so far largely remained limited to titanium:sapphire lasers combined with an active stabilization of the carrier-envelope phase (CEP). These sources limit the achievable photon energy to ∼100 eV which is too low to…
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Recent advances in near-infrared II fluorophores for multifunctional biomedical imaging Open
A review of recent advances in near-infrared II fluorophores for multifunctional biomedical imaging.
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Adaptive infrared-reflecting systems inspired by cephalopods Open
Now you see it, now you don't Thermal vision cameras detect differences in temperature by sensing infrared wavelengths. If a coating could be developed that showed dynamic tuning of the effective temperature, it might be possible to hide o…
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Angle-multiplexed all-dielectric metasurfaces for broadband molecular fingerprint retrieval Open
Angle-multiplexed dielectric metasurfaces enable sensitive molecular fingerprint detection without the need for spectrometry.
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Recent Advances in Active Infrared Thermography for Non-Destructive Testing of Aerospace Components Open
Active infrared thermography is a fast and accurate non-destructive evaluation technique that is of particular relevance to the aerospace industry for the inspection of aircraft and helicopters’ primary and secondary structures, aero-engin…
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Switchable Materials for Smart Windows Open
This article reviews the basic principles of and recent developments in electrochromic, photochromic, and thermochromic materials for applications in smart windows. Compared with current static windows, smart windows can dynamically modula…
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Infrared hyperbolic metasurface based on nanostructured van der Waals materials Open
Patterning a hyperbolic metasurface Structured metasurfaces potentially enable the control of the propagation direction of excitations on the material's surface. However, the high losses associated with the materials used to date has led t…
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Peak Fitting Applied to Fourier Transform Infrared and Raman Spectroscopic Analysis of Proteins Open
FTIR and Raman spectroscopy are often used to investigate the secondary structure of proteins. Focus is then often laid on the different features that can be distinguished in the Amide I band (1600–1700 cm−1) and, to a lesser extent, the A…
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Solution-Synthesized High-Mobility Tellurium Nanoflakes for Short-Wave Infrared Photodetectors Open
Two-dimensional (2D) materials, particularly black phosphorus (bP), have demonstrated themselves to be excellent candidates for high-performance infrared photodetectors and transistors. However, high-quality bP can be obtained only via mec…
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A High‐Performance Solution‐Processed Organic Photodetector for Near‐Infrared Sensing Open
Sensitive detection of near‐infrared (NIR) light enables many important applications in both research and industry. Current organic photodetectors suffer from low NIR sensitivity typically due to early absorption cutoff, low responsivity, …
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Stable mid-infrared polarization imaging based on quasi-2D tellurium at room temperature Open
Next-generation polarized mid-infrared imaging systems generally requires miniaturization, integration, flexibility, good workability at room temperature and in severe environments, etc. Emerging two-dimensional materials provide another r…
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Creating an Eco‐Friendly Building Coating with Smart Subambient Radiative Cooling Open
Subambient daytime radiative cooling (SDRC) provides a promising electricity‐ and cryogen‐free pathway for global energy‐efficiency. However, current SDRC systems require stringent surface designs, which are neither cost‐effective nor eco‐…