I have synthesized a hexafluorophosphate salt of and Ir(III) cyclometalated complex. I have tried using a DEAE anion exchanger sephadex but that did not convert the PF6 to Cl. Is there another way to achieve a conversion?
As a former management practitioner, I recall a generally accepted view that changing organisational culture is difficult, so you should only attempt it if the organisational change that you are...
27 February 2021 2,595 8 View
Hello, I am running a sandwich-type ELISA where I am trying to inhibit a protein-protein interaction using small molecules. For each experiment, I determine my Z' (Z-prime) to determine the...
23 February 2021 7,429 1 View
Hello, I am performing a western blot of my SARS-CoV-2 Spike-pseudotyped lentiviral particles. I denature my virus by adding concentrated virus to 2X Laemmli buffer at 1:1, then boiling for...
17 February 2021 4,844 4 View
Hello, I want to control the temperature of my ELISA plate during incubations to get consistent results. In general, what is the best temperature to coat the plate with antibody? I have been...
16 February 2021 2,377 7 View
Hi, I'm trying to merge files from a data base of 20 files, each containing about 4000 subjects. Unfortunately the ID numbers are actually a combination of numbers and letters (e.g., b1458219)....
15 February 2021 5,833 3 View
Good Evening, My name is David Marshall and I am Doctor of Management Student at Colorado Technical University Online. I just recently received approval from the IRB to start data collection on...
08 February 2021 346 7 View
I know colorimetry has been the standard way by way of measuring the concentration of a particular compound (solute) in a colored solution (solvent or measure quantities of a particular compound...
08 February 2021 2,673 1 View
Hello, I have recently run a western of Vero cells for ACE2. I detected ACE2 at the correct size, but it presents as a double band. The sample was prepared by lysing cells in 1X Laemmli...
07 February 2021 6,973 3 View
Hello, I am western blotting SARS-CoV-2 spike protein from lentiviral using an antibody against S1. To prepare samples, I mixed concentrated lentivirus 1:1 with 2X Laemmli buffer and boiled...
07 February 2021 3,643 4 View
Hello, In my sandwich-type ELISA which is testing for small molecule inhibition of a protein-protein interaction, it seems that DMSO percentage and dilution protocol are important. I...
31 January 2021 6,771 1 View
We have synthesized various metal complexes with different environment around the metals. Now to see the application of synthesized complexes we need this study also. we are also interested in...
01 March 2021 1,899 2 View
I want to obtain standard creep parameters of salt rock by creep parameters of rectangular samples. Is there a modification factor to convert creep parameters of rectangular (prismatic) rock salt...
01 March 2021 7,131 1 View
I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...
01 March 2021 9,525 4 View
I am thinking about working on solar furnace with heliostats that concentrate sunlight and heat molten salt, but currently no luck with research. Not a lot of papers based on the subject. (check...
01 March 2021 5,023 5 View
I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...
01 March 2021 3,703 3 View
When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?
28 February 2021 3,864 3 View
I would like to synthesize a transition metal doped TiO2 via solgel method. Hence, I would like to know which metal salt precursor to choose among Chloride, Nitrate, and Sulphate. A clear...
27 February 2021 4,285 3 View
I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...
27 February 2021 8,483 3 View
Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...
26 February 2021 4,026 5 View
Due to the unavailability of climate rooms, I want to carry out an experiment that require the use of certain saturated salt solutions especially those that can condition the wood specimen to 35%,...
25 February 2021 8,139 1 View