10 Result(s)
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Article
Chunrui Han
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Article
Preparation and characterization of Y2O3 hollow spheres
Y2O3 hollow spheres are prepared by coating the anionic poly (styrene-methyl acrylic acid) (PSA-A) latex with an amorphous yttrium layer and subsequent calcining at elevated temperatures in air. The aging tempera...
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Highly hydrophobic and self-cleaning bulk wood prepared by grafting long-chain alkyl onto wood cell walls
Highly hydrophobic bulk wood was successfully prepared by grafting long-chain octadecyl isocyanate (OTI) onto wood cell walls via a urethane linkage. The resulting wood was highly hydrophobic and showed signif...
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Open AccessBroadband modulation of terahertz waves through electrically driven hybrid bowtie antenna-VO2 devices
Broadband modulation of terahertz (THz) light is experimentally realized through the electrically driven metal-insulator phase transition of vanadium dioxide (VO2) in hybrid metal antenna-VO2 devices. The devices...
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A simple fabrication of superhydrophobic wood surface by natural rosin based compound via impregnation at room temperature
A two-step impregnation method containing first modification with natural rosin based compound (maleic rosin) and subsequent coating with TiO2 particles was used for the fabrication of a stable superhydrophobic w...
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Open AccessExtraction and antioxidant activity of total triterpenoids in the mycelium of a medicinal fungus, Sanghuangporus sanghuang
The scientific name of the traditional Chinese medicinal fungus, Sanghuang, has been clarified and confirmed that it is a new species -Sanghuangporus sanghuang in the recently discovered genus, Sanghuangporus. To...
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Open AccessPolarized resonant emission of monolayer WS2 coupled with plasmonic sawtooth nanoslit array
Transition metal dichalcogenideĀ (TMDC) monolayers have enabled important applications in light emitting devices and integrated nanophotonics because of the direct bandgap, spin-valley locking and highly tunabl...
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Soy meal adhesive with high strength and water resistance via carboxymethylated wood fiber-induced crosslinking
Soy meal-based wood adhesive has received much interest for its environmentally friendly properties, as it is thought to provide an effective alternative to conventional formaldehyde-based wood adhesives. Howe...
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Open AccessStrong anisotropic enhancement of photoluminescence in WS2 integrated with plasmonic nanowire array
Layered transition metal dichalcogenides (TMDCs) have shown great potential for a wide range of applications in photonics and optoelectronics. Nevertheless, valley decoherence severely randomizes its polarizat...
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Personalized Convolution for Face Recognition
Face recognition has been significantly advanced by deep learning based methods. In all face recognition methods based on convolutional neural network (CNN), the convolutional kernels for feature extraction ar...
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Open AccessGiant ferroelectric polarization in a bilayer graphene heterostructure
At the interface of van der Waals heterostructures, the crystal symmetry and the electronic structure can be reconstructed, giving rise to physical properties superior to or absent in parent materials. Here by...
