XRD pattern of ordinary cement portland before hydration?

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Is publishing new research the best way to increase RG scores?

Is publishing new research the best way to increase RG scores or there are more effective ways to get the scores?

11 April 2024 1,810 1 View

Opening and emptying the content of fluconazole capsule in a glass of water does affects it's absorption and afficacy?

We all know that the absorption of fluconazole is unaffected by food or gastric PH....... So, what's the effect of emptying the content of fluconazole capsule in glass of water on drug afficacy???

12 November 2023 1,328 0 View

What to do to reduce non-specific hybridization & primer dimer formation particularly?

I have tried lowering the Tm, worked on human DNA but not on mice DNA. Tried optimizing denaturation temperatures too. Any suggestions?

22 September 2023 2,405 4 View

Immerging of hydrophobic fiber before mixing with the cement mortar's dry components has any effect on the hydration of cement mortar?

does the hydrophobic fiber, with no immersion in water, absorb a small amount of cement's mortar mixing water?

30 June 2023 5,368 1 View

What is the known europeans standards for the proportions of main components (cement+sand+water) to prepare a cement mortar?

is the following mixture respect the europeans standards? cement => 1 part sand => 3 parts water => 1/2 part

30 June 2023 8,350 4 View

What is the interpretation of 2theta=26.65° in a XRD pattern of a natural tree bark powder?

Which component of the tree bark is characterized by this diffraction angle?

31 May 2023 9,827 3 View

What is the best way to spot phosvitin stability, extracted from egg yolk, after heat treatment?

For protein extraction i found a protocol that separate phosvitin from egg yolk using ultrafiltration trough 10 MWCO then uses the filtrate. But phosvitin molecular weight is 35 KDa. So how it is...

16 April 2023 4,309 2 View

Convergence criterion comsol???

Hi all.I am working on a flow with heating in a channel and I use Comsol when I use a small mesh The solution works fine when I increase the mesh the calculation is diverged.does anyone can help...

05 February 2023 4,772 3 View

Floating point exception ?

I simulate the flow of water in a rectangular channel heated from below with the boussinesq approximation. When I apply a heat flux greater than 1000 (w/m2) the simulation diverges. the dimensions...

17 January 2023 2,315 1 View

Vapp does it represents the apparent volume of samples before or after "the oven drying and immersion in water step"?

Porosity property is one of the key factors affecting the thermal insulation quality of materials. Thus, the effective porosity was determined on dry cubic samples (71x71x71 mm3 of dimensions)....

28 May 2022 7,535 2 View

I need JCPDS file of LSFCO nanomaterial. Can anyone provide me?

Require for Rietveld refinement in XRD.

08 August 2024 3,081 2 View

How to understand this crystallographic phenomenon of low temperature crystals in zeolite?

During low-temperature testing, new diffraction peaks that appear could be indicative of several phenomena. In one of our tests, we observed notable new peaks around 40° and 45° in a specific...

06 August 2024 726 3 View

How to fix background error in rietveld refinement of one XRD peak using GSAS-II?

I want to refine one XRD peak of my in-situ xrd but the background is never working good which ultimately fails the refinement. How to refine and adjust the background using GSAS-II

05 August 2024 5,291 2 View

Which will be the best software for the Hydration shell analysis with molecular dynamics?

I am using a windows system, what software I should use for hydration shell analysis with molecular dynamics?

02 August 2024 3,143 4 View

How to calculate the molar proportions of the oxides from the XRF analyses?

02 August 2024 2,565 2 View

Hello, regarding Mxene 2D titanium carbide?

I fabricated Ti3C2Tx using concentrated HF 40%, I plot an XRD as attached image below.. please let to know if I obtained it or not.

02 August 2024 6,789 4 View

Why Powder XRD is performed after cruhsing a crystal if Single Crystal XRD analysis of the same crystal has been performed already ?

What information we can get from PXRD analysis other than from SCXRD analysis of a crystal ?

30 July 2024 6,261 4 View

Can anyone guide me the best method to analyze the XRD data???

I will be doing an XRD on a sample which is powdered in natured and is a hydrogenated compound. I would like to know how we can understand the individual components and components by using the...

28 July 2024 4,548 2 View

Guidance needed for preparing the hydrogel samples for the XRD instrument?

I'm working with a hydrogel sample and I'd like to perform XRD analysis. Can anyone offer guidance on preparing the hydrogel for the XRD instrument? Specifically, I'm unsure about the best method...

20 July 2024 3,611 4 View

Can we measure the 2θ variation within a 5° range on a Bruker D2 Phasor XRD? is it compatible with diffraction angles (2θ) below 10°?

Can we measure the 2θ variation within a 5-degree range on a Bruker D2 Phaser XRD machine? I have experienced problems with diffraction angles (2θ) below 10 degrees. Is this range within the...

13 July 2024 2,615 4 View

Dalibor Matýsek

This might help

https://nvlpubs.nist.gov/nistpubs/jres/121/jres.121.004.pdf

Gerhard Martens

Dear Aymen Boughouas ,

please have a look at Fig. 1 of:

Article Effect of Nano-Magnesium Oxide on the Expansion Performance ...