wich are Chiral molecules?
i think A, B and D.
Yes A,B and D
u think E has axis C2??
i want calculation ideal factor Schottky diode. but i dont know how? i have graph and data. can u help me?
07 August 2019 6,944 10 View
For a color or pigment that does not completely dissolve in water. How to prepare a solution of color in standard pH? For application in absorption؟
06 July 2019 6,867 4 View
I want to synthesize Fe3O4 nano-particle that in finally, i can keeper in water with particle size fix and nm for later use (Not powder)? Is there any article about this? i found a few article...
04 May 2019 5,978 3 View
why in FT-IR polyaniline: peak shift is different ? such as: 1- oxidant ( APS) Q=1560 cm-1 B= 1488 cm-1 but 2- Oxidant (FeCl3.6H2O) Q= 1554 B=1458 FeCl3.6H2O
31 December 2018 5,233 4 View
Do u have ref or article about this? not: TiO2 on cathode (FTO) by Doctor blade. (HOMO and LUMO)?
03 April 2018 7,608 4 View
elemental analysis (CHN) PANI show in my reaction: C/N ratio is 5. why?
03 April 2018 5,536 0 View
Which conductivity is more? 1-PANI With APS as Oxidant? (Ox/M=1.5) 2-PANI with FeCl3.6H2O Oxidant? (Ox/M=2.5) why?
03 April 2018 3,494 19 View
Do u have any article about this (carbyne an intermediate)?
03 April 2018 2,518 2 View
How can I synthesize Carbyne? I want an easy way(Simple synthesis and materials ). Do you have any suggestions? (article or....)
01 February 2018 2,286 4 View
I did the reaction where I used different iron ratios: 1) Fe (1 mol) + y (1 mol) ====product 2) Fe (2 mol) + y (1 mol) ====product 3) Fe (3 mol) + y (1 mol) ====product 4) Fe (4 mol) + y (1 mol)...
01 February 2018 7,404 3 View
Approximate concentrations are require in compared with the WHO permissible limts
11 August 2024 2,723 1 View
Hey there, As a synthetic chemist delving into theoretical calculations for my imidazolium-based organic molecules, I would greatly appreciate any guidance on the appropriate input instructions...
09 August 2024 5,444 7 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
Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.
07 August 2024 8,782 3 View
I used humic acid at 0.044 g/kg soil in my pot experiment. But finally, I have to recommend kg/ha. Each pot's soil weight was 11 kg. What is the solution?
02 August 2024 7,186 6 View
Hi everyone, I'd like to better separate two close peaks coming from a bioconversion sample, I'm currently using a C18 KromaPhase 4,6mm Ø.I. SCHARLAU, particle size (µm): 10, pore size (Å): 100,...
30 July 2024 435 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
