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Questions related from Oscar Marin-Flores
According to the Paschen curves, at a value for Pd of approximately 5 Torr cm, the trend for the breakdown voltage for noble gases shifts from He>Ne>Ar (which agrees with the trend for energies of...
11 June 2025 4,904 0 View
We are feeding argon in a dielectric barrier discharge (DBD) reactor subjected to nanopulses with the parameters indicated in the attached figure. Is it possible to conclusively determine if there...
01 May 2025 9,346 3 View
A typical reforming section in a large-scale Haber-Bosch process (Figure 1) comprises two reactors. A mixture of methane (CH4) and steam (H2O) is fed into a primary reformer to produce syngas via...
02 August 2024 7,445 5 View
02 August 2024 2,950 5 View
Electrochemistry is a pathway to convert CO2 into valuable products such as CO. However, a potential side product in the cathode is H2. I wonder if it is possible to tune the composition of the...
13 May 2024 9,126 3 View
Pulsed electric field is considered a "non-thermal" method for food processing that involves the application of short high-voltage pulses to create pores in cell membranes. However, since I am not...
14 March 2024 2,677 6 View
The parallel plate capacitor of the figure comprises two metal electrodes separated by a dielectric material. Is the equation shown in the figure appropriate to calculate the electric field in the...
19 November 2023 1,087 2 View
There are currently many approaches in the literature to achieve this but they usually require high operating pressures, especially for the hydrocracking step to selectively produce the target fuel.
28 January 2023 8,661 1 View
We are applying 600VDC to a dielectric barrier discharge (DBD) reactor with a nickel electrode and CO2 and H2 as reactants to produce CO and H2O. Argon is added as internal standard. The reactor...
13 November 2021 7,242 3 View
We are applying high voltage (~600 VDC) at 700 degrees C to a system where fused quartz is being used as an electric insulator. However, our instruments are detecting a current of ~100 uA and we...
30 July 2021 1,429 11 View
We are working on electric field-assisted chemical reactions and we want to make sure plasma is not forming in the system. I was told oscilloscopes can provide a straightforward way to detect...
18 May 2021 6,018 10 View
The simplest way to convert syngas to DME in one step is by combining a catalytst for methanol synthesis (say, Cu-Zn/Al2O3) and an acidic one for methanol dehydration (perhaps zeolites). However,...
20 March 2018 432 3 View
Methane reforming is usually carried out using steam as oxidizing agent but at temperatures of 500 degrees C and higher. I was wondering if there is any other reforming technology to produce...
13 January 2018 226 4 View
Thanks in advance for your answers
23 October 2017 738 0 View
