How to make a measurement XRD in samples containing iron?

how to make a measurement XRD minimizing the fluorescence effect on copper anticathode due to the presence of iron in the sample? maybe decreasing Kv and mA in the instrument? Thanks in advance....

11 December 2016 1,901 4 View

Rocking curve scan XRD ?

06 July 2016 7,989 1 View

The different graphite crystallinity, can influence the MAC for XRD analisys?

I'm analyzing by X-ray diffraction Carbon-carbon materials.the variation of crystallinity of a phase, can vary the absorption coefficient?Graphites more disordered can change the MAC powder and...

05 June 2016 5,064 2 View

Where can I find the structure of the zirconium silicate calcium , to be inserted inside GSAS?

01 February 2016 9,517 2 View

The silicon carbide heats up with microwaves?

10 November 2015 2,828 2 View

Ceramics pigments: Is grinding under one micron possible?

09 October 2015 8,576 8 View

Can someone suggest me a indication for obtain red pigment?

without toxic elements if is it possible. Thanks in adavance.

09 October 2015 1,198 1 View

Are there any correction to apply for XRD data collection graphite?

05 June 2015 9,317 2 View

I want to measure the residual stress in a solid sample. Is it possibile, without the internal standard?

02 March 2015 5,567 7 View

How can I calculate the penetration depth of X-Ray in a solid sample with geometry GIXRD?

with the GIXRD (classic theta-2theta instruments) without the cradle of Eulero, it's possibile to control the penetration depth by the incident angle in solid samples. What is the equation for the...

02 March 2015 9,531 5 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Can we block unwanted images during the x-ray prediction?

i am try to classify the x-ray images. During classification , can i block unwanted images (except x-ray image).

03 March 2021 7,100 1 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 View

Does anyone know how to plot my station to a section plot on Ocean Data View (ODV)?

I made a vertical section plot with WOA .nc file on ODV, and now I want to plot my stations (csv. file) in it. Does anyone know how to import my points to the section? They are two different...

01 March 2021 3,610 1 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View