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Questions related to Free Will
Double-slit Experiment with Electrons We know from measurements that there exists an electrical gradient out from Earth of +400 000 V. At a voltage of + 400 000 V far out in space, space must...
01 February 2024 2,397 3 View
Irrigationsystem
31 January 2024 8,456 0 View
Hi All, This is a question regarding calculation of m/z values of fragment ions from peptide/proteins in mass spectrometry analysis: 1. Does anyone have a recommended tool for calculating m/z...
31 January 2024 3,521 2 View
After I treated the subcutaneous xenograft with an antibody conjugated to MMAE, the volume was smaller than that of the control group, but the Ki67 staining was enhanced. MMAE works by arresting...
27 January 2024 385 3 View
I am conducting a series of assays in which I incubate intact human keratinocytes in culture with a variety of metabolic modulator compounds, then lyse with a gentle buffer and use the lysate for...
26 January 2024 7,547 1 View
1. My research involved 10 explanatory variables. After performing the CIPS panel unit root test, I found 4 variables stationary at level 1, 3 variables stationary at level I (1), and 2 variables...
10 January 2024 8,530 1 View
Shouldn't the difference in intensity of the compound be higher when DCM is used as a solvent than methanol in GC-MS analysis? I will analyze phthalates and organic phosphorus flame retardants...
08 December 2023 8,684 2 View
Good evening Please, I need a very large CICIoT2023 database, more than two million record , for attacks on the Internet of Things.
07 December 2023 6,801 0 View
How can resistance and resilience affect ecosystem stability and how can we maintain biodiversity for ecological stability?
07 December 2023 1,513 3 View
Inhibition of alpha-glucosidase Enzyme in invitro I read a few articles and saw that the enzyme concentration they usually use is 0.1U or 0.2U but some articles use 1U. So which one is better and...
02 December 2023 5,057 1 View
I need to know if this publisher is predatory to avoid publishing with them
30 November 2023 6,964 3 View
Dear scientific community we would like to know if there is any alternative for methoxamine in pyridine for GC MS derivatisations? regards
19 November 2023 6,501 0 View
Prunning fruit tree branches
11 November 2023 8,355 0 View
How is the diversification strategy used to manage risk and value of diversification strategies in entrepreneurship?
09 October 2023 5,446 3 View
Hi. Now I need to get the SMILES of ~1000 chemicals but I only have their names (e.g., ethanol). The only way I know to generate SMILES is from PubChem but I can only make 1 query at a time. Doing...
26 September 2023 9,812 4 View
What are various indicators that can be used in South Africa to measure Sustainable development well
02 September 2023 2,147 3 View
Cualquier idea de temas seria de mucha ayuda.
01 September 2023 10,034 4 View
How can urban and rural planning initiatives effectively challenge patriarchal norms and promote gender-inclusive development? Seeking insights into strategies, best practices, and experiences...
31 August 2023 3,408 1 View
Which shape of water surface will give the highest rate of evaporation and why does water Vapour takes up more space than the same amount of liquid?
30 August 2023 2,528 3 View
I want to do the total anthocyanin content but i dont understand the process where the sample need to be dilute with pH 1 potassium chloride and pH 4.5 sodium acetate buffer and how to do the...
24 August 2023 4,459 5 View
The error is clearly stated in the screenshot. Please feel free to ask any further questions.
27 June 2023 7,994 0 View
I am doing a literature review about social life cycle assessment but I can not fully get the ideas of why we need performance assessment in social LCA and maybe what the linkages between...
21 June 2023 7,956 3 View
Dear CT experts, i need to estimate the expected equivalent dose to the eye lens for a CT head scan. The scanner provides me with the CTDI and DLP values, but I couldn't find so far a...
16 June 2023 4,634 2 View
A sample rich in anthocyanins has been passed through UHPLC-DAD, using a gradient with acidified water (formic acid 0.1%) and methanol and a flow rate of 0.5 mL/min. However, the chromatogram is...
12 June 2023 4,085 3 View