What is basic difference between stripper and decomposer in saipem process of Urea manufacturing?
This larva was captured using a plankton net in the Persian Gulf during the summer. I believe it may be a Facetotecta nauplius.
08 August 2024 3,746 4 View
I am using CuBr/THPTA for a click reaction in total cell lysates. I am facing issues with my protein sample in non-reducing SDS-PAGE where it's not migrating properly and most of it remains at the...
29 July 2024 950 4 View
We are working on a robot that cleans solar panels using fresh water supply and a rotating brush. We are trying to conserve as much water at possible by recycling the dirty water that is collected...
28 July 2024 5,778 2 View
Is it the best optimization ratio based on experiments?
22 July 2024 8,170 0 View
Can diamond be grown using molecular beam epitaxy?
22 July 2024 9,755 2 View
Hello everyone, I am new to LabVIEW, right now we need to control the movement of an ethernet-based stage drive. We got the sample code from a collaborator but their instrument is USB-based, so we...
11 July 2024 5,385 2 View
Hi everybody, We are trying to write a systematic review meta-analysis paper. But I could find 19 references. I think 19 references are not enough to do a meta-analysis section and it is better to...
10 July 2024 5,490 5 View
I have attached pics of the SH-SY5Y cells within a seeded plate after reaching >80-90% confluence. Are these dark clumps of multiple growing cell layers? Or dead cells? Any clue? many thanks.
01 July 2024 8,361 3 View
I have my RNA samples eluted in nuclease-free water. But now I want to store it for a longer period. Can I add isopropanol directly to my samples to store it without doing a second round of TriZol...
23 June 2024 2,576 4 View
I'm simulating a metamaterial unit cell. I want to plot Frequency Vs Phase Response. Also I want to extract permeability and permittivity. Kindly share the steps.
23 June 2024 3,446 1 View
I want to remove Urea from my protein (6kDa) sample. I did use : 1. Step down the Urea gradient (dialysis) in order to remove urea and refold my protein, but my protein still contains urea in the...
06 August 2024 1,350 4 View
I have a 0.25mM thick gel and I am having trouble cleaning out the wells to ensure constant sample application. I usually use a thin syringe to get into the wells and rinse them out with running...
01 July 2024 2,124 2 View
Some scientists use nano nitrogen and some use nano urea, even though the process used the same for preparation. So, which is true nano nitrogen or nano urea?
28 June 2024 2,885 6 View
Fertilizers play a crucial role in enhancing the productivity of plants. However, low nutrient use efficiencies of conventional fertilizers (CFs) associated with several losses have led to...
21 June 2024 8,843 3 View
Hello, I am trying to purify a 6X-His tagged protein using Ni-NTA chromatography. However, I obtain very less yield & concentration; and considerable protein in load flow through. Any...
16 June 2024 5,876 5 View
Urea fertilizer concentration percentage of nitrogen
07 June 2024 488 5 View
Hi everyone, I've been having difficulty in purifying a protein. It is a beta barrel, integral membrane protein. My protein is expressed and purified recombinantly. My target protein is running...
30 May 2024 7,604 3 View
Need a simple and small scale preparation methods
23 May 2024 3,843 0 View
Can I ask for a JCPDS card no. 01-083-1436 or CPDS file number 00-031-1979? I need to index a urea derivative compound to the face-centered tetragonal structure, JCPDS card no....
15 May 2024 9,751 2 View
I prepared h-BN by hydrothermal methods by boron anhydride and urea after hydrothermal I was heated at 800 temps for 12 hours after that my sample stuck to the crucible the third time, and the...
15 May 2024 7,354 0 View