Estou realizando uma invetigação para verificar a influencia de algusn combustíveis em motores diesel no AVL Boost. Não estou conseguindo testar misturas como por exemplo- Biodiesel 100% , B20( 80% diesel e 20% biodiesel) entre outras.
Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...
01 March 2021 2,215 2 View
I am designing a small grid connected solar PV power-plant. As the battery's capacity is specified in Ah and demand in kWh. What is the best way to size the battery bank? I have battery price in...
28 February 2021 1,638 3 View
Dear colleagues, Do you think there is cognitive oversaturation in the current pandemic? What impact can this have? And other manifestations? The question is mainly aimed at adolescents (pupils,...
23 February 2021 7,796 4 View
I would like to know what is the standard protocol in the number of worms per plate and number of plates per concentration of extract X in a lifespan assay done in solid media and not automated...
23 February 2021 9,933 1 View
Hello Everyone, We are inexperienced in culture of MSCs trying to grow a sample from BM of a mare. It is the second time that after preparation of new medium (DMEM-F12 with high glucose - 10% Hy...
07 February 2021 9,989 7 View
Hi everyone We need Fast Green to electroporate plasmid into mice embryos, therefore we simply need it to see some color in the liquid we are electroporating so that electroporation is more...
07 February 2021 1,671 2 View
Hello everyone, we are acquiring a new molecular biology laboratory with the fundamental objective of identifying species of microalgae and cyanobacteria. Perhaps you could help us decide if it is...
24 January 2021 8,320 4 View
I am trying to increase the yield for the reaction below. I did the column and I saw that the major side-product is the symmetric dimer formed by 4-bromobenzyl bromide. I imagine that NaH is...
20 January 2021 7,874 4 View
For example, if I have the following data for a LiNi0,8Co0,15Al0,05O2 compound used in the cathode: - Specific capacity = 200 mAh/g - Average voltage = 3,7 V I have no information about the...
16 January 2021 3,038 2 View
Dear all, I recently bought a RTX3080 and was unable to start the NPT and production steps due to lincs warning (my old gtx 1080ti card ran normally, using the same .mpd), I tried several...
18 December 2020 3,333 2 View
I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...
28 February 2021 6,477 1 View
I have a doubt on how to select the inductor and capacitor value when I want to implement MPPT controller. This is because we always take a maximum output voltage and current but in this case, we...
28 February 2021 3,637 2 View
Hello. I have a problem with the charting in google earth engine. I created an image collection by combining 5 image collections of five parameters and using ee.Join.inner ( ) and .apply ( )...
26 February 2021 7,084 2 View
Biodiesels derived from waste vegetable oil transesterification with Ethanol (FAEE) show higher peroxide values than those derived by transesterification with methanol (FAME) prepared under the...
13 February 2021 193 6 View
Engine oil extraction from contaminated soil,10kg of contaminated soil+20ml of dicholoromethane+? of anhydrous sulphate
01 February 2021 9,509 1 View
I have functionalized MWCNT via both acidic and noncovalent rout, For acidic treatment I have used H2SO4:HNO3 (3:1) while ultrasonication at 55 C, and in non-covalent I used Triton x100, but the...
27 January 2021 4,497 3 View
i tested boost converter with MPPT and single phase offgrid inverter with close loop control separately. They work fine but when i connect them boost converter doesn't give the output as it did...
17 January 2021 6,428 6 View
How to build aero engine fuel system online prognostics simulation model using Matlab, Simulink and Simscape?
17 January 2021 5,181 1 View
I am searching for a certain website through which can I get the source of certain microbial strains, especially probiotic strains I mean a search engine contains a database of the identified...
20 December 2020 5,144 5 View
Increasing happiness is a challenging task these days, but that doesn't mean it can't be done. Any research-based approaches? Thank you.
07 December 2020 9,280 37 View