How to take p-xrd sodiated carbon anode material?

Can i collect p-xrd data of sodiated carbon anode of sodium ion battery in presence of air? Or I have to do the xrd in inert atmosphere?

23 January 2021 3,506 2 View

How to calculate the degradation rate in percentage ?

I performed the BCA assay to calculate protein content over the time period. However, I'm not understanding how I can calculate the degradation rate in percentage at each time point? What formula...

10 January 2021 9,094 3 View

How do moisture and air contribute to the capcity fading of fabricated anode materials for Na-ion batteries?

I am using a glove box with N2 supply for Na ion battery coin cell assembly. But the oxygen level is more than 20 ppm. Can anyone one suggest whether 20ppm oxygen level is okay for battery...

15 November 2020 5,727 3 View

Probe based primers for conventional PCR?

27 August 2020 1,935 2 View

While doing NIH quality assesement of cross sectional/ cohort studies ?

for e.g. lets say, out of 14 question, if we give 1 point to 3 question , 0 point to 1 study, other 10 questions are "not applicable" to this study. what is total score and what is conclusion

13 April 2020 7,574 2 View

Specific marker for neutrophil?

Hi, I will be carrying out flow cytometry using whole blood (human) and I'm looking for a marker that is specific to human neutrophils only. Any suggestions? Thank you.

08 March 2020 9,612 3 View

Does anyone know a specific marker for identifying eosinophils and basophils using flow cytometry?

I will be using human whole blood samples.

06 January 2020 3,767 3 View

Why peaks appear down in case of absorbance measurement in FTIR?

I tested the Titanium disc in FTIR after treating it with chemicals. But the absorbance peaks are showing down. I don't know what is wrong going on.

07 November 2019 1,963 5 View

Why is the UV absorbance spectra of dsDNA melting from my experiments not as per expectations?

17 April 2019 9,339 3 View

What should be recommended plating on Mild steel fasteners (M3-M8) to pass 200 hours of salt spray test without red rust as per ASTM B117?

What should be recommended plating on Mild steel fasteners (M3-M8) to pass 200 hours of salt spray test as per ASTM B117?

05 November 2018 3,899 2 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

What analysis to choose with a large neste dataset and clearly skewed or kurtotic distributions?

Hello! I have a dataset of n=3000 nested within 8 countries with approximately 200 or 400 responses in each country. I originally planned to perform multilevel modelling with 4 dependent variables...

02 March 2021 6,865 1 View

How to plot the probability paper of Gumbel distribution using R programing?

In R-studio, there are many commands of Gumbel package. Arguments are also different. I`m asking about the alpha parameter of the Copula which must be greater than 1. If this is the one used to...

25 February 2021 5,229 3 View

What are the pros and cons for mice versus rats?

Hi Everyone, I am designing a pilot study using rodents to assess the effects of simulated space environments (radiation + altered gravity) on microbiome and immune system. I have limited...

24 February 2021 1,825 3 View

Are there methods for automatically mapping floodplains, fans and terraces?

I want to map these river geoforms with as little subjectivity as possible. I have a high resolution DEM generated by drone data.

22 February 2021 7,800 3 View

What should be the duration of exposure to simulated space environments with Rodents?

Hi, I am currently working on a pilot study to get some data related to the impact of long duration spaceflight to the microbiome and the immune system. I plan to use rats and simulate...

22 February 2021 592 1 View

Do I need to introduce HFD to ob/ob mice to obtain a T2DM model?

I am planning to work on T2 diabetic animals and check the efficacy of probiotics. My initial plan is to fed B6 animals with HFD for a while. But now, I have the chance to work on ob/ob mice. My...

18 February 2021 6,896 3 View

What are the options for global scale hydrology DEM?

Hello, I am working on a global scale hydrology GIS project delineating global watersheds and doing some data analysis. I have in the past used hydro1K from the USGS that cover the entire world....

18 February 2021 5,109 5 View

How can you tell if your organotypic slice culture is healthy ?

I'm working on organotypic cerebellar slice cultures from postnatal rats and I'm not sure how to tell if the slices are healthy at any given point. I know there should be a lot of microglial...

15 February 2021 2,830 2 View

Why daily dexamethasone given to rats fed high fat/fructose/salt cause very high mortality rate?

rats were given daily dexamethasone in drinking water corresponding to 0.5 mg/kg or 2 mg/kg. These rats are simultaneously fed 25% fat, 3% salt in diet and 10% fructose in drinking water but...

15 February 2021 7,634 2 View