Can cyclohexane act as a dispersant?
This is a Miocene limestone thin section and the specimens is probably belongs to the larger benthic foraminiferal group.
05 February 2024 3,709 1 View
This is from Miocene limestone and we are thinking this is a section of larger foraminifera.
05 February 2024 9,164 1 View
ASTM 4170 indicates the usage of 9 balls in a thrust bearings and the bearing ball diameter is 7.1mm. However, is it wrong if we use a 11 nos. ball thrust bearing and 6.5mm ball diameter? other...
06 November 2023 6,013 0 View
If extracted viral RNA contains 2.5% isopropyl acetate, would it be acting as PCR inhibitor?
20 October 2020 3,229 3 View
Tribology of lithium.
09 December 2019 554 2 View
I am trying to find out a suitable technique to calculate the lipid concentration of LUVs. In between the preparation process I loose a portion of the lipid. So want to know how to calculate the...
01 May 2019 7,559 4 View
I had a mineral oil of 460cSt (containing sulphur and phosphorus), after addition of nanparticles (carbon nano tubes and graphene) the viscosity decreased significantly. literatures says that the...
16 August 2018 6,607 1 View
Two oils were tested. Mineral oil and a vegetable oil. The coefficient of friction of the vegetable was found to be lesser than mineral oil but the roughness was higher in vegetable oil.
02 November 2017 7,457 2 View
Case I : An experiment was conducted using some additives. The additives formed a protective layer on the steel surfaces which reduced the roughness and hence h/Ra increased. Case II: When the...
04 July 2016 2,013 6 View
Mechanical properties influencing coefficnet of friction.
21 June 2016 1,483 2 View
I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...
08 August 2024 8,329 0 View
I want to know more about petroleum deposits in Iran.
02 August 2024 8,725 3 View
I am currently working on a project involving liposomes and need to determine the maximum volume of siRNA that can be added to a 2.5 mL liposome solution with a total lipid concentration of 10...
30 July 2024 6,420 1 View
Dear Siesta Users, I installed Siesta 5.0.1 and I want to use Grimme's D3 correction. According to the 5.0.1 manual, I could use a few parameters to include the D3 correction in the...
27 July 2024 5,748 0 View
It has been long known that EDC carbodiimide and NHS easter's half life agains hydrolysis are highly related to pH. However, very surprisingly, not yet found a paper giving a table/chart of their...
25 July 2024 8,738 0 View
I run mechanochemical reactions that involves the use of a large amount of catalyst (1:1 molar ratio to the reactant). When I try to understand the effect of amount of catalyst on the reaction, I...
23 July 2024 9,938 1 View
Hi, I am a PhD student working at Jagiellonian University, Faculty of Chemistry. My work is related to the development of new analytical methods for the quantification of short-chain fatty acids...
22 July 2024 5,492 6 View
Dear Researchers, My question is associated with the "MDCI" method in Orca. Please let me clarify my question using a simple example: Suppose we are going to perform CBS extrapolation using "!...
21 July 2024 1,632 0 View
what are the main points
10 July 2024 9,236 5 View
Hello dear colleagues and professors Please what is the recommended type of pseudopotentials for QE? ultrasoft or norm conserving?? And from where get all types of pseudos (us, nc, pbe,...
09 July 2024 9,541 5 View
