The organisms of interest are SRB, SOB, IOB, IRB and biofilms that induces or intiates corrosion of petroleum pipelines and tanks used for crude oil proceedings.
I am hoping for some guidance and additional reading material that will assist me in determining ontological and epistemological stance when not explicitly detailed within the research. Here is...
26 February 2021 227 5 View
Good day scholars. Please I need detail protocol on how to isolate dithymoquinone from black seeds. I intended to buy dithymoquinone directly but what I kept getting is thymoquinone. Hence,...
02 December 2020 4,062 1 View
Thymoquinone and Dithymoquinone are found in black seeds (Nigella sativa). From their structures, dithymoquinone has 2 rings while thymoquinone has 1 ring. One would expect that dithymoquinone...
02 December 2020 303 2 View
Good day house. Please can I plot Bar Chart with significance levels represented by alphabets in R? A file is attached to show the graphical representation of my question. I came across this bar...
15 October 2020 7,282 4 View
Good day house. Please I intend to start exposure and treatment in Rats and Mice on the first day of pregnancy. So how do I determine the first day of pregnancy which is always designated as...
15 October 2020 7,402 4 View
Good day house. Please is there R package and code to calculate MEAN +/- SEM? I know of MEAN +/- SD, but I have not come across MEAN +/- SEM. Besides, is it possible to generate data set given...
05 April 2020 3,842 3 View
Cyclic voltammogram of material with 3 electrode system (Ag/AgCl reference, Pt working electrode and Pt wire as the counter electrode) in 0.1 M Tetra -n butylammonium tetrafluoroborate in...
04 February 2020 214 3 View
I extracted gDNA from blood samples preserved on FTA paper using QIAamp DNA mini Kit and then ran PCR. The Agarose Gel Electrophoresis reveal expected band. To clean my DNA before Sequencing, I...
11 April 2019 5,534 3 View
Good day house. I am working on Molecular Evolution and Phylogenetics of some organisms. Before conducting my Synonymous to Non Synonymous substitutions after Sanger Sequencing, I would need to...
08 April 2019 5,039 3 View
Good day house. Please what is the function of the universal primer, Inosine, in a primer? I need to use the primer for PCR. If I don't include the Inosine in the primer as published what is the...
12 March 2019 6,672 4 View
I am a Petroleum Production Engg MSc student at Robert Gordon University in Aberdeen and I am in the process of selecting a topic for my MSc Engineering Investigation proposal. I would very much...
01 March 2021 7,396 4 View
The resultant solid was partitioned three times with 250 ml of petroleum ether (40-60/c) to remove any fatty material and evaporated to dryness.
28 February 2021 9,464 2 View
I have two groups of brain samples, control and treated for example. It was total RNA nova seq sequencing. I tried all the available pipeline like: star+rsem+deseq2, Hista+stringtie+cuffdiff,...
27 February 2021 356 6 View
I want to do wettability analysis of hydrocarbon oil (octane)/rock/surfactant solution system. but to do the analysis first I have to make rock surface oil-wet. Since hydrocarbon oil does not have...
27 February 2021 5,383 3 View
What is the disadvantages of high sulfur content to the ceramic burning process? and what is the effect of outranged viscosity?
24 February 2021 8,219 2 View
Oil and gas companies run gamma ray tool and take readings in API units while Gamma ray is also noted in cps, so how these units can be converted into each other?
24 February 2021 7,545 2 View
How can I remove my compound from paraffin oil? Mistakenly my compound fell in an oil. Compound = Europium complex
22 February 2021 5,667 2 View
During my trial for lubricant oil re-refinery process, I use NaOH as coagulant agent. After overnight of gravity settling, a solid layer in the surface was form. what product is that? since the...
22 February 2021 2,116 4 View
I have a mixture of epoxidized oil and magnesium sulfate wich type of filtre paper should i use
21 February 2021 3,944 3 View
Hello, I am investigating properties of water in oil emulsion explosives. And adding hexamine (hexamethylenetetramine) into one of the phases that are used to make the emulsion should increase the...
21 February 2021 8,680 1 View