I synthesized the water based polyurethane dispersion and I don't have any problem in its dispersion in water or in its adhesion but my samples seem tacky and don't form a desirable film at room temperature.
when nco is not property chain extended
Dear Colleagues..I need any relevant publications/ technical procedure on the optimal method for pituitary cell, gonadotropes, in vitro culture....
28 February 2024 9,720 0 View
I have a negative slopes near the short circuit point on the IV curve , That maybe the reason or what ?
14 February 2024 8,491 0 View
I need a MRI images datasets for HCC to extract some features from it , i will be delighted if someone menstion a specific data.
16 January 2024 1,069 1 View
What are the problems of separating imprisonment and what are the solutions?
21 September 2023 299 0 View
What is the relationship between heavy metals lead and cadmium in soil with food security?
29 July 2023 5,780 10 View
I'm writing to enquire about the latest FAO daily intake limits for heavy metals including As, Al, Cd, Cr, Cu, Hg, Pb, Fe, Ni and Zn in fish. Could I please ask you for the latest FAO instructions...
17 December 2022 4,245 2 View
Now to the question, how do I know which of these masses represent vitamin D and its metabolites? Is it just a matter of freely searching for the masses of vitamin D and its metabolites and...
05 November 2022 5,637 1 View
Which method is better to analyze for example Vit D and its metabolites?
23 September 2022 2,091 4 View
I want to do the total nitrogen (TN) tests on water samples. My samples are all low range which means the TN concentration in them are between 0-25 mg/L. I got the prepared reagents and vials from...
07 August 2022 6,065 0 View
My Error Correction Model suffers from serial correlation. How can I remove it?
31 December 2021 8,895 0 View
Let's say we have a standard, regular hexagonal honeycomb with a 3-arm primitive unit cell (something like the figure attached; the figure is only representative and not drawn to scale). The...
07 August 2024 1,937 1 View
How can I define dispersion for salt in Eclipse in a low salinity water flooding code? how can I active interactions between tracer and polymer in Eclipse? Please let me know if you have any idea.
05 August 2024 1,218 1 View
How do you tie-break and rank these two in their strength?
03 August 2024 4,471 1 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
If we compare the values, the increase in ΔS0 from AC1 to AC2 (67 J/mol to 143 J/mol) indicates that the amount of adsorption is higher for AC2 compared to AC1. This increase in entropy means that...
10 June 2024 9,287 0 View
since dispersion correction GD3BJ is incompatible with minnesota, which dispersion correction should be added in calculation.
05 June 2024 8,004 1 View
Hello I need help regarding the dispersion of the BTA-HNT in EPIKOTE 828 epoxy resin and LSD308 hardener. The coating I have so far has agglomerated BTA-HNTs in epoxy.
26 May 2024 2,541 0 View
I am looking for tools that can simulate the transport, dispersion, and fate of radionuclides in various environmental matrices such as water bodies, soil, and air. Given your expertise in this...
21 May 2024 5,170 0 View
I am trying to perform ph.x calculations on lead-halide perovskite primitive cell with `8 8 8` k points in scf calculation and `6 6 6` q -point grid. The calculation is computationally expensive...
12 May 2024 6,276 0 View
Hello everyone! I made a solid dispersion of valsartan using PEG 6000 and Kollidon VA64 as polymers, prepared by solvent evaporation method. For characterization, I checked my sample using FTIR...
11 May 2024 4,598 4 View