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Rhodium Oxide Nanorod Motors Powered by Light across the Full Visible Spectrum
ACS Applied Nano Materials ( IF 5.3 ) Pub Date : 2022-10-18 , DOI: 10.1021/acsanm.2c03560 Donghao Cui 1 , Xianglong Lyu 1 , Shifang Duan 1 , Yixin Peng 1 , Wei Wang 1
ACS Applied Nano Materials ( IF 5.3 ) Pub Date : 2022-10-18 , DOI: 10.1021/acsanm.2c03560 Donghao Cui 1 , Xianglong Lyu 1 , Shifang Duan 1 , Yixin Peng 1 , Wei Wang 1
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We report nanorod motors made of gold (Au) and rhodium oxide (Rh2O3) that move in UV and visible light (purple, blue, green, or red). These nanorods are synthesized in large quantities (109/batch) by template-assisted electrodeposition, followed by annealing, and are uniformly distributed and resist strong acids or bases. Rh2O3 forms a heterojunction with Au so that a Rh2O3–Au nanorod moves toward Au under visible light via self-electrophoresis. Its speed increases with light intensities and fuel [e.g., hydrogen peroxide (H2O2)] concentrations, reaching 28.5 μm/s in 10% H2O2 under 365 nm light of 320 mW/cm2. These nanorod motors also form dynamic and reversible clusters under light.
中文翻译:
由全可见光谱光驱动的氧化铑纳米棒电机
我们报告了由金 (Au) 和氧化铑 (Rh 2 O 3 ) 制成的纳米棒马达,它们在紫外线和可见光(紫色、蓝色、绿色或红色)中移动。这些纳米棒通过模板辅助电沉积大量(10 9 /batch)合成,然后退火,分布均匀,耐强酸或强碱。Rh 2 O 3与Au形成异质结,使得Rh 2 O 3 -Au纳米棒在可见光下通过自电泳向Au移动。它的速度随着光强度和燃料[例如,过氧化氢 (H 2 O 2 )] 浓度的增加而增加,在 10% H 2 O中达到 28.5 μm/s2在 320 mW/cm 2的 365 nm 光下。这些纳米棒马达还在光线下形成动态和可逆的集群。
更新日期:2022-10-18
中文翻译:

由全可见光谱光驱动的氧化铑纳米棒电机
我们报告了由金 (Au) 和氧化铑 (Rh 2 O 3 ) 制成的纳米棒马达,它们在紫外线和可见光(紫色、蓝色、绿色或红色)中移动。这些纳米棒通过模板辅助电沉积大量(10 9 /batch)合成,然后退火,分布均匀,耐强酸或强碱。Rh 2 O 3与Au形成异质结,使得Rh 2 O 3 -Au纳米棒在可见光下通过自电泳向Au移动。它的速度随着光强度和燃料[例如,过氧化氢 (H 2 O 2 )] 浓度的增加而增加,在 10% H 2 O中达到 28.5 μm/s2在 320 mW/cm 2的 365 nm 光下。这些纳米棒马达还在光线下形成动态和可逆的集群。