Does anyone have experience using a soxhlet to purify graphene oxide synthesized using the Hummers method?
I have been following Rivero et al 2014 protocols, but I am not sure when I should stop watering because my plants are completely yellow but the siliques are not 80% brown. Any recommendations?...
30 July 2024 2,301 7 View
I created a file with my outgroup and ingroup species using Beauti, ran it in BEAST, viewed it in Tracer, and then used TreeAnnotator to create a file that I imported into RASP. Could someone...
28 July 2024 2,979 1 View
One plant was closed it is uncertain what would be the cost of maintaining the infraestructure as industrial heritage. Any idea?
09 July 2024 7,969 0 View
Please can someone share the list of journals with impact factor published in 2024?
27 June 2024 2,927 0 View
Hello everyone. Could you help me with the following problem. I am going to determine ascorbic acid in capsules using an AOAC method. The method gives the following equation: mg ascorbic...
24 June 2024 789 1 View
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19 June 2024 2,125 3 View
Hello there. Several references say that there is a reader for .sav files from SPSS in Weka, but I just can´t find it. Can anyone provide help? Thanks in advance
12 June 2024 3,844 2 View
How Artificial Intelligence can change the way to write academic thesis under master and Pd.D. levels are affecting the originality and knowledge of future academics.
09 June 2024 1,156 9 View
Please scientific articles on methodologies to create dashboards in R shiny and PowerBI
27 May 2024 387 1 View
I need a bacteriolytic antibiotic for destroy only extracelullar gram negative bacteria Any suggestions?
16 May 2024 7,585 5 View
I am having an issue with my gel image where my PCR product is not appearing very bright on the gel. When I perform gel extraction, the A260/280 purity value is very low. I used the Qiagen gel...
05 August 2024 9,798 3 View
Hello. I am working on ROS production of two systems: system A is cerium oxide and hydrogen peroxide, system B is cerium oxide nanoparticle, hydrogen peroxide and potassium bromide. I did some...
04 August 2024 5,974 3 View
I have been using paraffin, but the deposited ZnO still detach from electrode. What is the best binder to modify graphite paste electrode with ZnO nanoparticles?
03 August 2024 4,624 3 View
Why BaO (s) + H2O(l) ---> Ba 2+(aq) + 2 OH - (aq) if Oxygen loves owning all the electrons, why would it bind to hydrogen which competes with Oxygen for electron ownership more so than...
03 August 2024 5,392 1 View
I imagine the battery drives the graphite into a carbocation, then chloride is oxidized to donate the electron to the carbocation, but what pushes the lost electrons of chloride to be shared...
03 August 2024 5,384 0 View
How to calculate the molar proportions of the oxides from the XRF analyses?
02 August 2024 2,565 2 View
I am in search of a modified Hummer's method, which can be used to synthesis graphene oxide within 6-8 hours. As I am a student it is not allowed for us to work after 5 in the laboratory. So I am...
01 August 2024 8,368 2 View
The starting material is a finely ground powder. Some particles contain more graphene than others.
30 July 2024 3,978 2 View
Dear all: I am modifying Bismuth Tungstate with Hematite (Fe2O3), so I would like to know about how much Iron(+3) can form a solid solution in a Bismuth Oxide matrix. Best wishes Marco
29 July 2024 2,163 1 View
I want to do 2,3-butanediol dehydrogenase(BDH) enzyme purification to confirm its activity for 2,3-butanediol. Before that, I need to confirm which N or C terminal tagging is better for enzyme...
28 July 2024 366 3 View