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How do you feel about social exclusion in transport within South Africa?

Research being conducted by Stellenbosch University would like your opinion about the effects of social exclusion on emerging urban mobility options and traditional public transport services. By...

21 July 2024 4,032 0 View

Calculating the injection volume for a mouse?

I will be administering 5-fluorouracil at a dosage of 50 mg/kg to mice as an I/P injection. Will someone please check my calculation? (Mw: 130.078 g/mol) Max volume to be administered to mice I/P...

23 June 2024 3,847 1 View

Finding Survey Participants?

Dear Survey Experts, I am currently researching trust and resilience in the supply chain and seeking efficient ways to find survey respondents. In addition to social media and business...

21 June 2024 395 2 View

How to interpret meta-analysis of incidence rates?

Hi! I have a question. I was looking into the research question: does mohs micrographic surgery give less recurrences and metastasis than standard excision in the treatment of cuteanous squamous...

17 June 2024 7,769 5 View

How to functionalise the surface of a PMMA microparticle with amines?

I have porous PMMA microparticles up to 1mm in diameter. I would like to functionalise the surface with amines whilst keeping the particles intact. Chat GTP has recommended ethanolamine or ATPES...

13 June 2024 7,977 1 View

How to avoid metal contamination from a sonicator?

Hi, I have been using a Q-Sonica Q500 Sonicator to disperse samples on nanocellulose and make emulsions. I have notices black dust like particulates settling out in some samples and on the bottom...

12 June 2024 9,737 6 View

How to calculate the conversion of random copolymerization mixture?

I'm working on the RAFT copolymerization of MPC and NIPAm monomer, but I'm not sure how to calculate the total conversion from proton NMR? Is it an average of conversions of two monomers or just...

10 June 2024 7,430 2 View

Can I or you add publications to the page of Adri Jacobs?

Dear ResearchGate, I came across the ResearchGate page of Adri Jacobs, who passed away in 2010. This page contains 25 publication of Adri mainly from the period 2000-2008. One paper (2011) must...

01 June 2024 8,763 1 View

Lifestyles and correlations in cultural tourism?

I am looking for resources in the Netherlands regarding cultural tourism. So what cultural activities correlate, and what lifestyles can be distinguished. Any resource is welcome, articles, factor...

27 May 2024 447 2 View

How do I get rid of the background signal using the Bio-Rad Quantity One?

I've coated plastic water bottles (PET) with Nile Red to detect the plastic degradation by Ideonella sakaiensis. When using the settings for Sypro Ruby, the coated and uncoated plastic looks the...

23 May 2024 3,364 0 View

How to learn more about SPSS and its Application?

I would like to learn more about SPSS and Its application especially in regards to data analysis. Please suggest me how I can learn more about it. Thank you so much.

11 August 2024 9,101 4 View

How do I replace a file with a more recent version of a paper that was uploaded to ResearchGate?

The paper in question is "Interpolation of Nitrogen Fertilizer Use in Canada from Fertilizer Use Surveys". This paper was very recently published by Agronomy (MDPI). Agronomy has, in the last day...

07 August 2024 9,934 3 View

How to solve g_mmpbsa error?

Program: g_mmpbsa, version 2024.1 Source file: extrn_apbs.cxx (line 152) Fatal error: Failed to execute command: $APBS pybYcUWA.in --output-file=pybYcUW.out

07 August 2024 6,066 0 View

How do you delete a duplicate pdf for the same paper on ResearchGate?

The first pdf file I uploaded had an error. So I uploaded an updated, corrected pdf of that paper with a different pdf name. I dpon't want the old copy to be download or read.

07 August 2024 9,508 1 View

AUX gas reading problem on QE with full MS and PRM method in one run?

Dear QE-users, In the method where full MS positive mode and PRM mode are used, we always get an incorrect auxiliary gas reading (41 instead of 25). This only happens in this method; other...

06 August 2024 4,953 0 View

If we are using snowball sampling technique, how do we justify the true representativeness of the sample statistically? is there any statistical test?

Are there any statistical methods to justify your sampling technique using SPSS or AMOS?

05 August 2024 9,153 4 View

JCPDS 65-7246 file please?

Dear Researchers Kindly share JCPDS 65-7246 file Thanks in advance

04 August 2024 5,613 1 View

Dirty and clean?

Hi everyone I need a file with a dirty and clean potato image

04 August 2024 7,199 4 View

How to back transform the results generated from analyses using log transformed with In(X+1) data?

I am conducting my analysis using SPSS. I log transformed my data using In(X+1) as my data contain zero values. However, when I want to back transform the regression coefficients generated from my...

31 July 2024 7,860 3 View

How to change the version of the article full-text pdf file?

How to change the displayed full article text to its corrected version? In the file on the page of the journal where I published the article, there was an error in the text, the table is...

30 July 2024 3,229 2 View

David Eugene Booth

Use Cox regression as in the attached paper. The change is shown in the Kaplan Meier plot. Look for these terms in your SPSS manual. Best wishes David Booth

PS I should have just said that the x variable on that KM plot will be months not years. David Booth

PS #2 attached is the additional info for the median not mean. David Booth