Porous hydroxyapatite, bioglass 45s5 and hydroxyapatite/chitosan. It is necessary to compare their biological properties. Which of these materials has better or worse these properties? Give sources, please. Thank you!
I have a massive of x, y, z coordinates of 2D surface in 3D space, which builded in Ansys HFSS or AutoCAD. How can I get the analitical aproximation of this surface by formulas?
21 February 2021 3,444 7 View
Good day!Tell me please PC software, allowing you to monitor the situation in astronomical solar system, galaxy.I have the phone programme Planetarium. Unfortunately I cannot find it for...
06 January 2016 5,439 8 View
Hello everyone.Tell me please fundamental works by typing of the atmospheric circulation in the European region. Dolia Vadym.
28 December 2015 5,340 7 View
The one important principle to building difficult System of Systems is Modularity. I think that a modular approach and philosophy should be use to building of AI Systems as well. It can be a...
01 January 1970 5,074 6 View
Good morning to all. Happy New Year! Who can tell the physical process of changing the True Noon during the year? Sincerely, Vadym.
01 January 1970 7,139 1 View
To continue the discussion started on https://www.researchgate.net/post/Co-authorship_are_machines_coming I suggest using Artificial Intelligence as an expert for Analytic hierarchy process. What...
01 January 1970 3,536 61 View
Some authors of publications wrote that Neural Networks can give a better estimation of signal parameters than Cramer-Rao Lower Bound. What is your opinion regarding these?
01 January 1970 1,467 3 View
Why we don't see a negative refractive index in rainbows and gravitational lenses? I think that this effect can be, because nano- and microparticles of water and dast are similar to dielectric...
01 January 1970 6,832 11 View
[Synthesizing Cu nanoparticles without using chemical reductants]
01 March 2021 8,359 1 View
hello I am working on a project that includes gene delivery to the brain. my intentions are encapsulating a gene in a Chitosan NP and IV administration the NP to rats. beside plasmids is there...
29 January 2021 4,455 5 View
I am working with low DD% chitosan. It doesn't dissolve completely in acidic solutions. How to calculate the degree of deacetylation by potentiometric and acid-base titration, UV spectroscopic...
27 January 2021 8,532 2 View
nanoparticles coated with chitosan as well uncoated nanoparticle
26 January 2021 9,053 6 View
Hello! I am currently working on coating of chitosan on magnetic Fe3O4 nanoparticles. I am wondering how this coating process happened? i.e. through what mechanism that chitosan can be coated on...
13 January 2021 5,657 5 View
Good day. I am doing a studu on the use of fish scales to create a nano filter. This is aimed at potentially solving the face mask problem brought about the pandemic. This is what I know so...
09 January 2021 8,907 5 View
I've synthesized 45S5 bioglass by sol-gel method and my XRD and FTIR results are similar to 45S5 bioglass but my EDX result has differences and instead of Si and Na the amount of Ca is higher....
29 December 2020 4,847 2 View
Is the chitosan solution soluble in the physiological environment of PBS (pH: 6.2)?
27 December 2020 1,263 3 View
I am trying to dissolve chitosan with pure D2O but it is not dissolving. I read some articles that used D2O for dissolving chitosan before 1H and 13C NMR analysis? Do I need to do some...
14 December 2020 6,931 5 View
I am doing research on the incorporation of bile salts into liposomes and coating the exterior surface with chitosan for enhanced stability in the GIT. Eveything goes well up until the point where...
14 December 2020 4,894 3 View