Which type of press is proper and common for making PZT parts?

What kind of press is using to make electroceramic parts, including PZT parts (hydraulic press, pneumatic press, etc.)? Furthermore, what is the reason for using this type of press? And does the...

28 December 2020 1,215 2 View

Can anyone share a protocol please for detecting presence of a hypothetical antibody against a known antigen in mice plasma?

I have hypothesized presence of some antibodies against proteins of interest to likely be present in plasma in disease. How I can quickly check this hypothesis on plasma collected from control and...

27 December 2020 9,041 2 View

Can only the spike protein of the virus provide immunity?

Virology, microbiology, immunology, vaccine

21 December 2020 424 16 View

What is the best journal for my paper?

Hi there, I am searching for the best journal suited to my paper. On the website of publishers like Springer, Elsevier,... we can use the advance search option but that is only limited to that...

17 December 2020 210 4 View

What should be the p-value for statistical analysis in a burn wound treatment study?

Hi, In our study we are going to evaluate the effect of 3 different treatments on burn wound using rat models. what should the P-value cutoff be For statistical analysis of our q-pcr output and...

05 September 2020 2,963 3 View

What are the most valid and reliable tools or simulation software to optimize building design?

Hello, I would like to know what are the most valid and reliable tools or simulation software to optimize building design with the aim of improving Indoor Environment Quality and reducing energy...

12 July 2020 7,757 9 View

Can strength of the correlations using r-values be interpreted differently in different fields?

Hello, I wonder if classifications on the strength of the correlations using r-values can be different in different fields? For example, Cohen has proposed classifications for the strength of...

21 May 2020 1,848 7 View

How to interpret findings when two variables are not correlated but have linear regression?

Hello, How can I interpret my findings when X shows contribution to the regression model (X predicts a unique variance in Y), however, X is not correlated with Y? Thank you.

22 April 2020 3,007 4 View

Does anybody know some prominent books in Cognitive Linguistics?

I would like to carry out my research and need to know more about the cognitive linguistics and psycholinguistics.

16 April 2020 9,368 8 View

Are there any tests that should be done before binary logistic regression to find out which variables should be given as independents?

Hello, I am trying to run a binary logistic regression between one dependent variable and 8 independent variables. I already know that only 5 of these independent variables are significantly...

08 April 2020 1,342 7 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

Buffer Exchange using column packed with sephadex G-25 effect on protein concentration?

Hello, If i am doing a buffer exchange for an antibody of 1mg/mL, does the elution lose protein in the process of buffer exchange? For example, if i flow through 500 uL of 1mg/mL sample, and...

03 March 2021 6,299 3 View

No title

03 March 2021 5,360 2 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

I have designed reflectarray element and feeding it though Horn Antenna on HFSS. After full wave simulation, I am not getting desired results?

I have designed reflectarray element to generate OAM beams at 5.8GHz and feeding it though Horn Antenna on HFSS. After full wave simulation, i am not getting desired results i.e Radiation pattern...

01 March 2021 9,701 5 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View