Results 61 to 70 of about 62,820 (313)

Lanthanum Hydroxide Nanorod-Templated Graphitic Hollow Carbon Nanorods for Supercapacitors [PDF]

open access: yesACS Omega, 2018
Lanthanum hydroxide nanorods were employed as both a template and catalyst for carbon synthesis by chemical vapor deposition. The resulting carbon possesses hollow nanorod shapes with graphitic walls. The hollow carbon nanorods were interconnected at some junctions forming a mazelike network, and the broken ends of the tubular carbon provide ...
Zijie Wang   +4 more
openaire   +3 more sources

Powering Nanocrystal‐Based Heat Engines With Light‐Emitting Metasurfaces That Influence Their Temperature

open access: yesAdvanced Functional Materials, EarlyView.
Metasurfaces and other structured photonic environments can dramatically modify the absorption and/or light emission of semiconductors. However, the consequences of these changes on the temperature of the system are not well understood. The authors address this problem for colloidal nanocrystals and leverage their findings to convert light into ...
Hugo Kowalczyk   +7 more
wiley   +1 more source

Magnetic-field-assisted synthesis of anisotropic iron oxide particles: Effect of pH

open access: yesBeilstein Journal of Nanotechnology, 2020
The synthesis of magnetite (Fe3O4) nanorods using reverse co-precipitation of Fe3+ and Fe2+ ions in the presence of a static magnetic field is reported in this work.
Andrey V. Shibaev   +7 more
doaj   +1 more source

CdTe/CdSe/CdTe heterostructure nanorods and I-III-VI₂ nanocrystals: synthesis and characterization [PDF]

open access: yes, 2009
textSemiconductor nanocrystals are interesting candidates as new light-absorbing materials for photovoltaic (PV) devices. They can be dispersed in solvents and cheaply deposited at low-temperature on various substrates. Also, the nanocrystals have unique
Koo, Bonil
core  

Single-crystal Copper-Phthalocyanine Nanorods Self-assembled by a Solvent Evaporation Method

open access: yes, 2011
Copper phthalocyanine (CuPc) nanorods were prepared on a Si substrate by a solvent evaporation method. The results of XRD indicate that the CuPc nanorods were beta-phase single crystals and grown along the [010] direction.
Zhang, M(张孟)   +9 more
core   +1 more source

Optofluidic Convection around Au Nanorods and Nanospheres by Photothermal Heating: Effect of Nanoparticle Geometry and Boundary Conditions

open access: yes, 2022
Laser mediated heat transfer and optofluidic nano-scale convection can be exploited in the photothermal applications of plamonic nanoparticles in different micro-environment.
Anusha, Desai   +4 more
core   +1 more source

Pickering‐Engineered Microparticles for Magnetically Guided Motion and Light‐Triggered Catalysis

open access: yesAdvanced Functional Materials, EarlyView.
Magnetically responsive wax microparticles stabilized by hematite cubes through the Pickering emulsification strategy are developed, showing controlled size, motion, and light‐activated catalytic activity. Annealing under a magnetic field enhances their mobility and steering.
Chiara Ferlito   +6 more
wiley   +1 more source

An Efficient Electrochemical Sensor Driven by Hierarchical Hetero-Nanostructures Consisting of RuO2 Nanorods on WO3 Nanofibers for Detecting Biologically Relevant Molecules

open access: yesSensors, 2019
By means of electrospinning with the thermal annealing process, we investigate a highly efficient sensing platform driven by a hierarchical hetero-nanostructure for the sensitive detection of biologically relevant molecules, consisting of single ...
Hyerim Lee   +7 more
doaj   +1 more source

Longitudinal Plasmonic Detection of Glucose Using Gold Nanorods

open access: yes, 2014
Gold nanorod-based affinity sensors were developed utilizing concanavalin-A/dextran/glucose chemistry to detect glucose. The gold nanorods, synthesized using the seed-mediated method, were first coated with dextran sulfate.
Ching-An Peng   +4 more
core   +1 more source

Steering Oxygen Activation Pathways via Redox Dual‐Defects in 2D Hydrated WO3 for High‐Yield Singlet Oxygen Evolution

open access: yesAdvanced Functional Materials, EarlyView.
Redox dual‐defects (Cs substitution and O vacancies) in 2D hydrated WO3 steer O2 activation toward selective singlet oxygen evolution. WO‐CO achieves 8.6–15.8 times higher 1O2 production than single‐defect or pristine catalysts, enabling efficient pollutant mineralization via a pathway‐selective photocatalytic mechanism.
Sheng‐Qi Guo   +8 more
wiley   +1 more source

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