Temperature is a fundamental parameter for all forms of lives. Natural evolution has resulted in organisms which have excellent thermoregulation capabilities extreme climates. Bioinspired materials that mimic biological solution proven promising passive radiative cooling. However, scalable production artificial photonic radiators with complex structures, outstanding properties, high throughput, and low cost still challenging. Herein, we design demonstrate biologically inspired cooling, after...

Abstract Passive radiative cooling technology can cool down an object by reflecting solar light and radiating heat simultaneously. However, photonic radiators generally require stringent nanoscale‐precision fabrication, which greatly restricts mass production renders them less attractive for large‐area applications. A simple, inexpensive, scalable electrospinning method is demonstrated fabricating a high‐performance flexible hybrid membrane radiator (FHMR) that consists of polyvinylidene...

Artificial inorganic leafs are developed by organizing light harvesting, photoinduced charge separation, and catalysis modules (Pt/N-TiO2) into leaf-shaped hierarchical structures using natural leaves as biotemplates (see figure). The enhanced light-harvesting photocatalytic water-splitting activities stem from the reproduction of leafs' complex self-doping nitrogen during synthesis. research may represent an important first step toward design novel artificial solar-energy transduction...

Graphene-based mixed-dimensional materials hybridization is important for a myriad of applications. However, conventional manufacturing techniques face critical challenges in producing arbitrary geometries with programmable features, continuous interior networks, and multimaterials homogeneity. Here we propose generalized three-dimensional (3D) printing methodology graphene aerogels graphene-based (2D + nD, where n 0, 1, or 2) hybrid complex architectures, by the development inks schemes to...

Digital image sensors in hemispherical geometries offer unique imaging advantages over their planar counterparts, such as wide field of view and low aberrations. Deforming miniature semiconductor-based with high-spatial resolution into format is challenging. Here we report a simple origami approach for fabricating single-crystalline silicon-based focal plane arrays artificial compound eyes that have hemisphere-like structures. Convex isogonal polyhedral concepts allow certain combinations...

Uniform graphitic carbon nitride nanorods (CNR) were facilely obtained by a morphology-preserving strategy templating chiral mesostructured silica nanorod. The hexagonal pore structures of one-dimensional can provide nanoconfinement space for condensation to perfect layered structures. CNR demonstrated excellent photocatalytic capability in generating hydrogen from water even with small specific surface area, compared its mesoporous counterpart. For further application demonstration, the was...

Abstract Photonic structures designed at sub‐wavelength scales have emerged as a promising avenue for various energy applications, including cooling devices, water harvesting, photovoltaics, and personal thermal management, which significantly transformed the global landscape. Particularly, flexible photonic radiative films, facilitate heat dissipation from surfaces by emitting it into outer space via infrared radiation, achieved great progress in recent years. In this review, different...

Abstract The unique structure of green leaves endows them with an extremely high light‐harvesting efficiency. In this work, are applied as biotemplates to synthesize morph ‐TiO 2 . structural features favorable for light harvesting from the macro‐ nanoscale replicated in through a two‐step infiltration process and N contained original is self‐doped into resulting samples. absorbance intensities within visible‐light range derived different increase by 103–258% band‐gap‐absorption onsets at...

The development of an "artificial photosynthetic system" (APS) having both the analogous important structural elements and reaction features photosynthesis to achieve solar-driven water splitting CO2 reduction is highly challenging. Here, we demonstrate a design strategy for promising 3D APS architecture as efficient mass flow/light harvesting network relying on morphological replacement concept prototype-leaf's into perovskite titanates photoreduction hydrocarbon fuels (CO CH4). process...

Abstract Natural creatures have evolved elaborate photonic nanostructures on multiple scales and dimensions in a hierarchical, organized way to realize controllable absorption, reflection, or transmitting the desired wavelength of solar spectrum. A bio‐inspired strategy is powerful promising for energy manipulation. This feature article presents state‐of‐the‐art progress materials this particular application. The first briefly recalls physical origins natural effects catalogues typical...

Artificial photosynthesis is a highly-promising strategy to convert solar energy into hydrogen for the relief of global crisis. Water oxidation bottleneck its kinetic and energetic complexity in further enhancement overall efficiency artificial photosystem. Developing efficient cost-effective photocatalysts water growing desire, semiconductor have recently attracted more attention due their stability simplicity. This article reviews recent advancement with focus on relationship between...

To keep pace with the miniaturization of next generation devices in applications such as electronics, biotechnology, and energy, their constituent polymer thin films must meet challenging requirements providing simultaneously ultrathin conformal coatings. Traditional deposition methods may not be suitable, a result, new fabrication are needed. Molecular layer (MLD), an analog to atomic deposition, provides precise control over many film properties, thickness, composition, morphology,...

Abstract Controlled scalable assembly of 2D building blocks into macroscopic 3D architectures is highly significant. However, the g‐C 3 N 4 tailored, not yet reported. Here, a printing methodology to enable programmable construction carbon nitride–based hybrid aerogel membranes with patterned proposed. nanosheets (CNNS) are used as block, and sodium alginate (SA) increases viscosity ink obtain desired rheological properties. Three routes, including directly in air supporting reservoirs...

A new composite photocatalyst Ag3PO4/In(OH)3 was successfully synthesized via in-situ precipitation method and applied to eliminate Rhodamine B under the irradiation of solar simulator. The photocatalysts exhibited higher activities than that individual Ag3PO4 In(OH)3, highest activity (the rate constant kapp = 1.75 min–1) observed over with a molar ratio 1.65:1.00. further mechanism study material characterizations indicated photocatalytic is closely related surface-electric property...

Layered materials beyond graphene have generated renewed interests in numerous fields. Liquid-phase exfoliation methods face essential challenges their universal application toward various two-dimensional (2DMs), short processing time, high yield, chemical stability, ultrathin thickness, and large lateral size of the nanosheets. To date, few reported are satisfactory these requirements. We develop a general microwave-assisted, rapid (30 min), efficient (up to 50% yield), potentially scalable...

Abstract Nanostructures on bodies of biological inhabitants in severe environments can exhibit excellent thermoregulation, which provide inspirations for artificial radiative cooling materials. However, achieving both large‐scale manufacturing and flexible form‐compatibility to various applications needs remains as a formidable challenge. Here biomimetic strategy is adopted design thermal photonic composite inspired by the previously unexplored golden cicada's evolutionarily optimized...

Abstract Radiative cooling is a revolutionary sustainable thermoregulating technology in favor to fight against global warming and urban heat island effects. However, the conventional designed high infrared emissive coolers do not function satisfactorily under atmospheric counter radiation (cloudy, humid, reduced sky access conditions) nor for all‐season thermal requirement (cooling and/or heating). Dual‐mode asymmetric photonic mirror (APM) consisted of silicon‐based diffractive gratings...

Abstract Perfluoroalkylation is one of the most important methods for introduction multiple fluorine atoms into organic molecules in a single step. The use photoinduced technology common strategy that uses outstanding oxidation or reduction ability photo­redox catalyst its excited state to generate perfluoroalkyl radicals from halides. thus obtained can undergo various subsequent reactions under mild conditions, such as ATRA reaction alkenes, alkynes, and 1,n-enynes;...

LGP2, a member of retinoic acid-inducible gene I (RIG-I)-like receptors (RLRs), shows higher-affinity binding to RNA and work synergism with RIG-I or MDA5. However, LGP2 has divergent responses different viruses, which remains controversial in antiviral immune responses. Here, we present the detailed process positively regulating anti-PRRSV response. Upon PRRSV infection, was prone bind MDA5 enhanced signaling, manifesting enrichment viral on activation downstream IRF3 NF-κB, results...

A novel bacteria-templated sonochemical route is developed for the in situ one-step synthesis of ZnS hollow nanostructures at room temperature involving artificial mineralization and microorganism disruption under ultrasound. The facile, novel, green method that we report here has potential as a generic means various other materials are currently unattainable through any method.

The design and fabrication of efficient, cost-effective photocatalysts are required in order to ease global energy environmental issues. In this paper, we have obtained a biogenic-TiO2 photocatalyst through simple one step infiltration process which can replicate well the hierarchical architecture kelp from macro- down nano-scale. addition, nitrogen iodine, contained original plant corpus, self-doped into resulting samples. UV-Visible diffuse reflectance spectra indicate that it has...