What parameters should I provide for the operator to run solid-state NMR of a sample that looks similar to graphene oxide but amorphous?
HOW TO FIND ZERO POINT ENERGY AND ENTROPY IN SIESTA WHICH REQUIRED FOR GIBBS FREE ENERGY CALCULATION ?
15 May 2024 3,188 1 View
I wish to get your opinion about publishing single new species (with or without molecular data* /and single strain) or new records in an International Journal of repute. Recently, we have seen...
03 August 2021 1,458 52 View
Dear Colleagues, I need some advice to resolve the issues associated with building robust phylogeny trees in different fungal families. It is indeed a basic query but may be helpful to many...
23 June 2021 6,977 5 View
(Modern taxonomy = considering Morphology, Multi-gene sequencing and phylogeny)
20 January 2021 7,828 7 View
I want to obtain n, k (complex refractive index) of the few-layered MoS2 overlying on the SiO2/Si substrate from the ellipsometry experimental data Psi & delta collected at various incidence...
23 August 2020 8,153 2 View
I tried Williamson synthesis with cyanuric chloride and it worked but the solubility of the triazine I am using is very poor
01 April 2020 5,421 5 View
I m looking for Preparative scale purification scheme as RP- HPLC could resolve their separation
01 February 2020 5,812 4 View
need to understand the soldering of tin on copper which exposed to the application temperature 100-150 Degree Celsius
19 March 2019 5,196 0 View
There are many solvents like water, acetone, ethanol, methanol. In which is the best one for the clinical applications and nanoparticles synthesis?
02 December 2013 2,389 21 View
How can I determine a good adhesion strength range for coatings on polymer surfaces, such as DLC on polymer substrates? Is there a specific threshold for adhesion strength (from T-peel tests)...
10 August 2024 942 3 View
We intend to study the interaction between peptides and polymer (like PP, PE and PS) through MD simulations using Martini force fields ( Martini 2 for PP and Martini 3 for PE, PS). We have...
08 August 2024 4,842 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
Dear QE-users, In the method where full MS positive mode and PRM mode are used, we always get an incorrect auxiliary gas reading (41 instead of 25). This only happens in this method; other...
06 August 2024 4,953 0 View
is there any other way to heat a polymer evenly other than oil bath if so what are those and how to use it
06 August 2024 947 1 View
Hello guys! Do you have experience running a Oaxaca-Blinder decomposition on R applying person weights. How do you suggest doing it? I have a variable PERWT which gives more information on how...
04 August 2024 6,033 0 View
If you think of electrons with spin as bar magnets, you know bar magnets of opposite polarity as long as they're not occupying the same spatial location don't cancel out each other's magnetic...
03 August 2024 3,927 2 View
I am in search of a modified Hummer's method, which can be used to synthesis graphene oxide within 6-8 hours. As I am a student it is not allowed for us to work after 5 in the laboratory. So I am...
01 August 2024 8,368 2 View
I am using a Bruker 600M solid-state NMR spectrometer with a Micro 2.5 microimaging system. The test sample is a tube of 1M LiCl aqueous solution, and the nucleus detected is 1H. I am trying to...
01 August 2024 9,227 1 View
Following curve related to Co0.6Mn0.4Fe2O4 Magnetic nanoparticles with extra phase a-Fe2O3. I will appreciate to help me to interpretation this spectroscopy, especially the blue line.
31 July 2024 9,140 2 View