How can I create a str file for TOPAS Rietveld Refinement?

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Is there any software available that can convert a virtual object in stl. file format to step. file format?

In dental applications, virtual models obtained from the patient's mouth using intraoral scanners are unfortunately saved in STL format. However, when a solid model is needed, the stl. file format...

28 May 2024 5,973 2 View

Do you use Artificial Intelligence (such as chatGPT) for research purpose?

The process of formulating research questions and designing methodologies is critical in medical research. As we strive for precision and comprehensive understanding, Artificial Intelligence (AI)...

22 August 2023 1,668 6 View

Is there a water contamination indicator to use in Thermo Heracell 150i?

I just started using thermo heracell 150i where the water directly poured at the bottom part of the incubator. Are there any chemical indicators i could drop it and detect possible contaminants...

03 August 2022 4,991 0 View

BCA assay dilution factor to divide or multiply?

Hi. I am using a BCA protein assay. Using 200uL of Working Reagent and 10uL of the protein isolate. I am reading the results at 562nm absorbance (see image). After that point, should I dive the...

28 July 2022 3,074 1 View

How can I remove PMMA solution from graphene surface without damage?

I am working on graphene growth on copper foil using CVD. I use PMMA solution to protect the graphene after the growing process. Before transferring the graphene onto SiO2/SiO, I use acetone to...

11 November 2021 681 22 View

Which step might be causing lose of mouse blood cells for FACS immunoprofiling?

Dear All I am collection blood from Balb/c mice through tail vein (a tumour bearing mice). Once blood flow through the heparin microhematocrit capillary and reach the 3/4 I breath hard on to...

10 October 2021 1,556 2 View

What about the tectonics and fault distributions relationships in your published article ?

Mr.Haan Hasan Abdullah Almajid University of Mosul,Department of Petroleum Reservoir Engineering,Mosul,Iraq. Dear Sir: Thank you and congratulation for your interesting paper,recently published in...

18 September 2019 6,089 0 View

I need advice and comments on a qualitative research ?

I will do a qualitative research on organizational culture. I have an article "The Quantitative and Qualitative Analysis of Organizational Citizenship Behavior" as you can see on my page. I used...

01 November 2018 9,206 3 View

Relationships between-tectonic- salinity-temperatures-formation of biozones and changes of formes of Forams. in basins ? Exploration applications ?

Studied data are from the outcrops or cuttings from drilled well ? If you studied samples from the exploration-development wells, did you obtain any interesting results that we can apply in our...

05 November 2017 8,586 2 View

Why HPLC Chromatogram peaks differs on same samples?

I am doing experiments with HPLC. I prepared 3 vials from same sample and put them to rack of the hplc. Before that i took the sample from cool batch and i am suspecting that the temperature...

24 July 2017 7,936 7 View

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

Require for Rietveld refinement in XRD.

08 August 2024 3,080 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 724 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 5,288 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 6,788 4 View

Short Synthesis of Graphene Oxide from Natural Graphite Flakes?

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 8,367 2 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 6,259 4 View

How to know the b axis of a single crystal?

How to apply magnetic field parallel to b axis of any crystal

29 July 2024 4,082 2 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 4,547 2 View

Has anyone looked into the stability of FEM methods on curved meshed?

Google scholar isn't giving me any results on this

27 July 2024 595 2 View

How can I use DFT-D3 correction ( Siesta version 5.0.1)?

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 5,747 0 View