Results 51 to 60 of about 733,326 (334)

Double Helical Plasmonic Antennas

open access: yesAdvanced Functional Materials, EarlyView.
Plasmonic double helical antennas funnel circularly polarized light to the nanoscale, offering strong chiroptical interaction and directional light emission. Extending a single helix design tool, this study combines numerical modeling with experimental validation, revealing large, broadband dissymmetry factors in the visible range.
Aleksei Tsarapkin   +7 more
wiley   +1 more source

Potential Unconventional Gas Plays in Mature Basin of the Czech Republic [PDF]

open access: yes, 2016
The presence of unconventional resources has been proven in deeper parts of mature oil and gas provinces and coal basins of the world. In this context, it is worth to focus also on the prospects of unconventional gas production from within hydrocarbon ...
Bujok, Petr   +4 more
core  

Modulating Electrochemical CO2 Reduction Pathways via Interfacial Electric Field

open access: yesAdvanced Functional Materials, EarlyView.
Engineering interfacial electric fields in Cu/ITO electrodes enables precise control of CO2 reduction pathways. Charge transfer from Cu to ITO generates positively charged Cu species that steer selectivity from ethylene toward methane. This work demonstrates how interfacial electric‐field modulation can direct reaction intermediates and transform ...
Mahdi Salehi   +7 more
wiley   +1 more source

Hydrocarbon potential of Eastern View Group Reservoir Rocks, Bass Basin, Australia. [PDF]

open access: yes, 2011
Hydrocarbon exploration to-date in the Bass Basin has focused on Eocene reservoir rocks of the Upper Eastern View Group with limited success. This thesis focuses on the hydrocarbon potential of Middle and Lower Eastern View Group reservoir rocks which ...
Arian, Natt
core   +1 more source

CO2 Reduction on Copper‐Nitrogen‐Doped Carbon Catalysts Tuned by Pulsed Potential Electrolysis: Effect of Pulse Potential

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates that pulsed potential electrolysis significantly improves CO2 reduction performance on copper‐nitrogen doped carbon electrodes. The formation of cationic copper sites and metallic clusters as a function of applied intermittent potential leads to notable selectivity changes compared to potentiostatic reduction.
Dorottya Hursán   +13 more
wiley   +1 more source

A prolific catalyst for dehydrogenation of neat formic acid

open access: yesNature Communications, 2016
Formic acid is a promising energy carrier for on-demand hydrogen generation. Here, the authors present a robust, reusable iridium catalyst that enables hydrogen release from neat formic acid under mild conditions and in the presence of air.
Jeff Joseph A. Celaje   +5 more
doaj   +1 more source

Electroactive Metal–Organic Frameworks for Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska   +7 more
wiley   +1 more source

Reservoir Properties of Low-Permeable Carbonate Rocks: Experimental Features

open access: yesEnergies, 2020
This paper presents an integrated petrophysical characterization of a representative set of complex carbonate reservoir rock samples with a porosity of less than 3% and permeability of less than 1 mD.
Aliya Mukhametdinova   +6 more
doaj   +1 more source

Apparatus for producing three-dimensional recordings of flourescence spectra Patent [PDF]

open access: yes, 1967
Spectrophotofluorometer with 3-dimensional display to identify fluorescence spectra of carcinogenic and noncarcinogenic ...
Schachter, M. M.
core   +1 more source

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