How to classify strictly upper triangular matrices by similarity?

Let F be a field. Consider U, the set of n times n strictly upper triangular matrices in F. For X, Y in U, we call them similar if there exists some S, which is non-degenerate and upper...

01 March 2021 2,957 8 View

What is the difference between the supplementary cementitious materials and alkali-activated concrete?

18 February 2021 9,188 3 View

For displacement control test, what is the relation between stress intensity factor and crack length?

There are two plates with horizontal center crack, one with crack length of a with the other with a+da. The bottoms are fixed while the tops are under the same displacement load. For intuition,...

11 February 2021 9,543 2 View

Difference between Second-harmonic generation and Two-photon absorption?

Hello Dear Researchers, I am confused about the Difference between Second-harmonic generation and Two-photon absorption? Can anyone describe the two phenomena briefly in the physical picture? What...

24 January 2021 9,912 5 View

Similarity between these two waveform? Similarity in terms of Shape?

Hi, These are the outputs generated by a system. Green-colored (nr) is desired output, while the system generates Red-colored (nf). I also have a dataset in CSV file. For this waveform, What...

21 January 2021 929 2 View

Can Dess-Martin Periodinane be used in DMF or THF?

After seeking for references, most of the solvents for Dess-Martin is DCM, but my compound has a poor solubility in DCM. Because my compound is acid-sensitive, I prefer not to use IBX to oxidize...

17 January 2021 3,586 3 View

Which kind of GPC solvent can be used to dissolve both lipid and salt?

I want to find a GPC available solvent to dissolve both lipid (DPPC, 2 mM) and salt (NaCl, 100 mM).

14 January 2021 3,805 2 View

Is it possible to publish a paper contradicting Einstein's special relativity in any Journal?

I just developed a new theory on electromagnetic and plan to publish in a Journal. The findings are purely through strict mathematical derivation without any disputable assumptions and also...

13 January 2021 1,558 5 View

How is linear form of plasmid circularized?

Hi all, I'm working on transforming E. coli with plasmid in a mixture of linear and circular form. What happened to the linear form once uptake? Do cells ligate them directly? Or cell DNase...

13 January 2021 8,336 4 View

Why dose plasma AngII concentration decrease in AngII infusion mice detected by AngII ELISA kit?

I detect the plasma AngII concentration by AngII ELISA kit (ENZO), the results show that plasma AngII decrease in AngII infusion mice. I check with the kit and find that the kit could recognize...

31 December 2020 8,838 3 View

How long does it take to design and validate transition state analogue inhibitors?

Hi, I'm asking from the point of view of designing a research plan: How long (approximately) can it take to determine the transition state structure of an enzyme substrate using kinetic isotope...

14 February 2021 2,610 1 View

Can anyone suggest antibody against catalytic domain of human DNMT3A (amino acids P602-V912)?

Can anyone suggest antibody (suitable for WB, IF) against catalytic domain of human DNMT3A (amino acids P602-V912)? I went through several antibodies, but they were generated using synthetic...

03 December 2020 8,670 2 View

Carbon takes interstitial position in ferrite or austenite phase. Does it goes on octahedral site or tetrahedral site?

There two types of voids i.e., tetrahedral and octahedral site. My question is at which site C atoms preferer to go in Fe for (ferrite phase) BCC structure and (austenite phase) FCC structure, and...

26 November 2020 8,263 4 View

How to create a metal binding curve for a metalloprotein using prism?

hello, I need to create a binding curve to measure the affinity of my enzyme to its zinc cofactor, to determine the Kd value. I'm using prism (graphpad) and there are a lot of options under the...

14 November 2020 2,120 3 View

How I can separated aluminum sulphate from nickel sulphate solution. I am working on spent randy nickel after hydrogenation of vegetable oil ?

Current I am using calcium hydroxide but at higher pH it make gel type material

09 November 2020 3,321 3 View

MInimisation before docking?

I am trying to do both docking and molecular dynamics simulation. Should I minimise the protein structure after adding amino acids far from active site before docking? I have taken a PDB structure...

02 November 2020 4,798 4 View

How to choose the best conformation in molecular docking (autodock)?

Dear researchers, I am currently working on molecular docking of urease enzyme with few numbers of inhibitors by using autodock. My questions are: 1. How do we confirm all the steps performed in...

20 May 2020 1,806 2 View

Is it possible to combine catalytic methanization with biological methanization to improve methane production?

With a catalytic pretreatment of the CO2 and H2 mixture to activate the reaction, then a second biological process using methanogenic bacteria, could the efficiency of the process be improved and...

04 April 2020 5,936 1 View

FCC_A1 and FCC_L12 in HEAs?

If in the Thermo-Calc analysis of a system of elements in ABCDE quinary alloy we have FCC _A1 and FCC_L12 which one is better mechanical properties?

05 March 2020 8,440 4 View

Is enzyme active site titration necessary/a best practice for chromogenic substrate assays?

I'm performing a chromogenic substrate assay to analyze a trypsin inhibitor. I'm wondering whether it's necessary to also perform an active site titration of the trypsin itself (bought from...

01 February 2020 3,769 3 View