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| 1 | Optimization of broadband omnidirectional antireflection coatings for solar cells显示文摘Broadband and omnidirectional antireflection coating is generally an effective way to improve solar cell efficiency, because the destructive interference between the reflected and incident light can maximize the light transmission into the absorption layer. In this paper, we report the incident quantum efficiency ηin, not incident energy or power, as the evaluation function by the ant colony algorithm optimization method, which is a swarm-based optimization method. Also, SPCTRL2 is proposed to be incorporated for accurate optimization because the solar irradiance on a receiver plane is dependent on position, season, and time. Cities of Quito, Beijing and Moscow are selected for two-and three-layer antireflective coating optimization over λ = [300,1100] nm and θ = [0°, 90°]. The ηin increases by 0.26%, 1.37% and 4.24% for the above 3 cities, respectively, compared with that calculated by other rigorous optimization algorithms methods, which is further verified by the effect of position and time dependent solar spectrum on the antireflective coating design. | Xia Guo Qiaoli Liu Huijun Tian Ben Li Hongyi Zhou Chong Li Anqi Hu Xiaoying He | 2019 | Journal of Semiconductors2019,40,3: | 4 |
| 2 | Randomized Trial on Silicone Intubation in Endoscopic Mechanical Dacryocystorhinostomy (SEND) for Primary Nasolacrimal Duct Obstruction显示文摘 | Kelvin K.L. Chong Frank H.P. Lai Mary Ho Abbie Luk Ben W. Wong Alvin Young | 2013 | Ophthalmology2013,,: | 2 |
| 3 | Genomic,cDNA and embryonic expression analysis of zebrafish IRF6,the gene mutated in the human oral clefting disorders Van der Woude and popliteal pterygium syndromes显示文摘 | BEN J JABS E W CHONG S S | 2005 | Gene Expr Patterns2005,5,: | 1 |
| 4 | Genomic, cDNA and embryonic expression analysis of zebrafish IRF6, the gene mutated in the human oral clefting disorders Van der Woude and popliteal pterygium syndromes 显示文摘 | Ben J Jabs E W Chong S S | 2005 | Gene Expr Patterns2005,5,5: | 1 |
| 5 | Genomic, cDNA and embryonic expression analysis of zebrafish IRF-6, the gene mutated in the human oral clefting disorders Van der Woude and popliteal pterygium syndromes 显示文摘 | Ben J Jabs E W Chong S S | 2005 | Gene Expr Patterns2005,5,: | 1 |
| 6 | Nanoconfinement-induced water molecules and hydrogen molecules transport behaviors in ball-in-ball structure photocatalysts to improve hydrogen evolution显示文摘The diffusion,adsorption/desorption behaviors of water molecules and hydrogen molecules are of great importance in heterogeneous photocatalytic hydrogen production.In the study of structure-property-performance relationships,nanoconfined space provides an ideal platform to promote mass diffusion and transfer due to their extraordinary properties that are different from the bulk systems.Herein,we designed and prepared a nanoconfined CdS@SiO_(2)-NH_(2) nanoreactor,whose shell is composed of amino-functionalized silica nanochannels,and encapsulates spherical CdS as a photocatalyst inside.Experimental and simulated results reveal that the amino-functionalized nanochannels promote water molecules’and hydrogen molecules’directional diffusion and transport.Water molecules are enriched in the nanocavity between the core and the shell,and promote the interfacial photocatalytic reaction.As a result,the maximized water enrichment and minimized hydrogen-occupied active sites enable photocatalyst with optimized mass transfer kinetics and localization electron distribution on the CdS surface,leading to superior hydrogen production performance with activity as high as 37.1 mmol·g^(-1)·h^(-1). | Ben Chong Baorong Xu He Li Honghui Ou Guidong Yang | 2024 | Nano Research2024,17,5: | 0 |
| 7 | Three new sesquiterpenes from roots of Curcuma longa显示文摘Objective:To study the chemical constituents from the roots of Curcuma longa.Methods:The structures of the compounds were elucidated based on extensive spectral analysis,including 1D and 2D NMR,MS,UV,and CD analysis.Results:Two new sesquiterpene compounds(1S,2R,5R,7S,8R)-2,8-epoxy-5-hydroxybisabola-3,10-dioen-9-one(1),(1R,2R,5R,7S,8R)-2,8-epoxy-5-hydroxybisabola-3,10-dioen-9-one(2),and a new natural product 6-(4-Hydroxymethylphenyl)-2-methyl-hept-2-ene-4-one(3)together with three known compounds ar-turmerone(4),2-methyl-6-(4-hydroxyphenyl-3-methyl)-2-hepten-4-one(5)and 2-methyl-6-(4-hydroxyphenyl)-2-hepten-4-one(6)were isolated from C.longa root extract with 95%ethanol.Conclusion:In the study,three new compounds were isolated from C.longa,and their absolute configurations were determined. | Jie Zhang Xiaorui Ma Wei Wang Caixia Wu Ben Ma Chong Yu Haifeng Wang | 2023 | Chinese Herbal Medicines2023,15,3: | 0 |
| 8 | Constructing a coplanar heterojunction through enhancedπ-πconjugation in g-C_(3)N_(4)for efficient solar-driven water splitting显示文摘Adjusting the electronic structure of graphitic carbon nitride(g-C_(3)N_(4))photocatalyst throughπ-πconju-gation is an effective method to achieve efficient photogenerated carrier separation.One key challenge ofπ-πconjugation control is to tune the degree of such conjugation without destroying the g-C_(3)N_(4)struc-ture.Herein we report a conceptual design that achieves a coplanar heterojunction by enhancing theπ-πconjugation via the doping of crystalline g-C_(3)N_(4)using a conjugated double bond ring molecule,1,3,5-benzenetriol,during calcination process.The selection of the dopant enables the facile creation of a unique coplanar heterojunction which not only retains the pristine network structure of g-C_(3)N_(4),but remarkably promotes separation and transfer of photogenerated carriers through the enhancedπ-conjugated endogenous electric field.As a result,the new g-C_(3)N_(4)photocatalyst efficiently photocatalyti-cally produces hydrogen from water under visible light irradiation with a high H 2 production rate up to 94.94μmol/h,and a notable external quantum efficiency of 16.4%at 420 nm. | Zihao Chen Ben Chong Nathan Wells Guidong Yang Lianzhou Wang | 2022 | Chinese Chemical Letters2022,33,5: | 0 |