Results 11 to 20 of about 133,463 (305)

Electrochemical Capacitance of CoxNiyO Preparation by Microwave-assisted Modification

open access: yesInternational Journal of Electrochemical Science, 2013
The capacitance performance of the cobalt-doped nickel oxide (CoxNiyO) composite electrode material made by microwave irradiation method was reported in this paper.
Hong Wang, Peng Wang, Zhen Yin
doaj   +1 more source

Direct Laser Writing of SERS Hollow Fibers

open access: yesNanomaterials, 2022
We report the direct laser writing (DLW) of surface-enhanced Raman scattering (SERS) structures on the inner wall of a hollow fiber. Colloidal gold–silver alloy nanoparticles (Au–Ag ANPs) are firstly coated onto the inner wall of a hollow fiber.
Jiajun Li   +3 more
doaj   +1 more source

Effect of Preparation Methods on Crystallization Behavior and Tensile Strength of Poly(vinylidene fluoride) Membranes

open access: yesMembranes, 2013
Poly(vinylidene fluoride) (PVDF) membranes were prepared by non solvent induced phase separation (NIPS), melt spinning and the solution-cast method.
Jie Liu, Xiaolong Lu, Chunrui Wu
doaj   +1 more source

State-of-the-Art Organic- and Inorganic-Based Hollow Fiber Membranes in Liquid and Gas Applications: Looking Back and Beyond

open access: yesMembranes, 2022
The aggravation of environmental problems such as water scarcity and air pollution has called upon the need for a sustainable solution globally. Membrane technology, owing to its simplicity, sustainability, and cost-effectiveness, has emerged as one of ...
Hui Shen Lau   +6 more
doaj   +1 more source

Fiber transport of spatially entangled photons [PDF]

open access: yes, 2011
Entanglement in the spatial degrees of freedom of photons is an interesting resource for quantum information. For practical distribution of such entangled photons it is desireable to use an optical fiber, which in this case has to support multiple ...
E. R. Eliel   +7 more
core   +3 more sources

Silver Nanoparticle Impregnated Porous Carbon as a Nonenzymatic Hydrogen Peroxide Sensor

open access: yesInternational Journal of Electrochemical Science, 2016
In this work, a non-enzymatic hydrogen peroxide sensor has successfully been realized based on Ag nanoparticles doped carbon modified carbon paste electrode (AgNPs/C-CPE) in pH = 7 phosphate buffer solution (PBS).
Yi-Song Zou   +5 more
doaj   +1 more source

Scanning optical pyrometer for measuring temperatures in hollow cathodes [PDF]

open access: yes, 2007
Life-limiting processes in hollow cathodes are determined largely by the temperature of the electron emitter. To support cathode life assessment, a noncontact temperature measurement technique which employs a stepper motor-driven fiber optic probe was ...
Dang, L.   +5 more
core   +1 more source

Low-Loss Low-Back-Reflection Coupling of Hollow-Core Photonic Bandgap Fiber With Integrated-Optic Circuit in Fiber Optic Gyroscope

open access: yesIEEE Access, 2020
Photonic bandgap fiber-optic gyroscope has excellent environment adaptability and shows great prospect. The coupling between hollow-core photonic bandgap fiber coil and integrated-optic circuit is a crucial technology in photonic bandgap fiber-optic ...
Ningfang Song   +5 more
doaj   +1 more source

Microwave Discharge in Hollow Optical Fibers as a Pump for Gas Fiber Lasers

open access: yesPhotonics, 2022
To excite plasma in the core of a hollow fiber, a scheme similar to a slot antenna in the wall of a metal microwave waveguide was proposed and implemented.
Alexey Gladyshev   +6 more
doaj   +1 more source

Effect of Alcohol as Additives on the Morphology and Separation Performance of Polyethersulfone (PES) Hollow Fiber Ultrafiltration Membranes [PDF]

open access: yesEngineering and Technology Journal, 2008
Hollow fiber ultrafiltration (UF) membranes were prepared using Polyethersulfone(PES), alcohol (n-Propanol) as additive and N, N-dimethylacetamide (DMAc) as asolvent. Asymmetric hollow fiber UF membranes were spun by wet phaseinversion method from 17 wt%
Najat J. Saleh   +3 more
doaj   +3 more sources

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