Best books to self study number theory and especially diophantine equations?

Hi, I'm an undergraduate math student. I've already passed linear and abstract algebra and recently passed a course in elementary number theory and I really enjoyed it. now I wanna self-study more...

25 January 2021 4,279 17 View

How Can I Synthesis Nano-Sized Fe3O4 Hollow Spheres?

I want to synthesis Hollow Fe3O4 Nano Spheres. May Sb help me? I want their size is in the range of Nano (Less than 100nm)

26 December 2020 5,968 8 View

Whic step is good in Abaqus to model the incremental load behaviour, Explicit or Static?

I am modelling Hydraulic plunger load on the pipeline. the load variation is linear over the time. I am using Explict step eith linear amplitude curve for a certain time period. The problem with...

20 December 2020 869 2 View

How to collect data for Regional Research Study?

08 October 2020 8,003 4 View

How the presence or absence of punctuation in a data set will affect the outcome of an argument mining task by deep learning?

Annotating a big data-set for an Argument Mining task which is going to be processed by deep learning made me wondered if the presence or absence of punctuation(final dotes or a comma)affects the...

14 August 2020 5,379 1 View

How many paragraphs (or any other milestone applicable to a data set e.g. words) for an argument mining task of deep learning is required?

I am supposed to annotate 80 papers of a specific genre (40 pages on average) which is TIME-CONSUMING; this data set will be processed by deep learning. I am wondering if someone could help me...

10 August 2020 6,085 3 View

Can '0' value be assigned to missing values, particularly where I am considering creating an index using PCA through some proxies?

Greetings from my side. I am working on a panel of Asian countries. However, the biggest hurdle I am facing is missing values/data for financial inclusion. In many papers of financial inclusion,...

25 July 2020 8,164 3 View

What should I do after data collection : first step, and then...?

recently I have collected data( survey) and I want to analyze the data so for that I am going to prepare my data, I need your useful suggestion that what should be the first step after data...

03 November 2019 7,797 8 View

Can electrolytic deposition of Zirconia by hydroxide precursors lead to fabrication of ZrO?

I have prepared zirconia electrolytic thin films on NiTi alloy by cathodic electrodeposition process in zirconyl nitrate solutions and the films were then heat treated at 450 degree Centigrade ....

03 September 2019 9,361 2 View

Is Pt-Ni-Co complex(Mof) is suitable for HQ and CC Sensing?

Is Pt-Ni-Co complex(Mof) is suitable for HQ and CC Sensing, if yes then which electrolyte should be use for it? and what is pH and other condition?

30 July 2019 7,843 5 View

Dear all, I was wondering if anyone knows whether MGLtools and Autodock can run on Mac OS?

I have tried to download the 64-bit version of MGLtools however, as many times as I have downloaded and uninstall the programs, an error arises that the app needs to be updated. Thank you.

03 March 2021 5,997 2 View

I got 02 moderator values defining Johnson-Neyman significance regions. Is it an error?

Hi everyone, I am conducting research for my Master's thesis. I am using PROCESS by Johnson-Neyman to analyze my Moderator model. I test the relationship between Public Service Motivation and...

03 March 2021 2,350 2 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Do I need to strip the PVDF membrane before staining it with colloidal gold?

Dear Colleagues, After running Western blot on PVDF membrane and detection using ECL, I would like to stain my PVDF with colloidal gold to be able to allign the ECL image with total proteins on...

02 March 2021 7,829 3 View

PACYC PCR not working after several attempts. Would anyone have any suggestions?

So, I have been trying to run a pACYC PCR which will be used later on for a Gibson Assembly. However the PCR is not working. I have already tried gradient PCR and changing extension time; however...

02 March 2021 1,146 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

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View

No title

01 March 2021 3,905 5 View

OpenBCI eeg--has anyone used them?

I'm looking to try out an off-the-shelf EEG set for some exploratory work. Curious if anyone has used the OpenBCI, and how much set-up work is required. I've heard they are more difficult to get...

01 March 2021 4,128 3 View

What test should I use to compare two or three means, if data is not normally distributed but sample size is > 30 in each group?

I personally feel this as a most confusing question. As per my understanding, if sample size is > 30, and sample is skewed, we can still use paramteric approach, as it will follow Z...

01 March 2021 1,587 6 View