COVID19 Survey on Physiscal and Mental Health

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Can someone explain me how to insert the actual distance between two well logs in Petrel (picture attached)?

I uploaded two well logs to the "Well section window" of Petrel and they were attached together without any space. Then, I modified the horizontal scale from "relative" to "constant (50)". They...

12 June 2024 8,666 2 View

DNA purification from ATCC 25922 E.Coli strain with QIAGEN kits?

Hi everyone, We've got a plasmid we want to purify from E.Coli strain ATCC 25922. We usually use QIAGEN plasmid purification kits but we've never purified DNA from this particular strain. Would...

20 May 2024 3,803 1 View

steam distillations with urea/water solutions. do you have any directions to give me?

Good morning, I am carrying out steam distillations with urea/water solutions on fresh rosemary, urea has a relatively low vapor pressure and in theory the vapors generated by this solution should...

30 April 2024 3,920 1 View

Glycerol stock pichia pastoris ?

Hi ,I've woken up my electroporated picha pastoris strain from the glycerol stock at -80°C.from 2020. The literature said that it could be stored for years I tried to cultivate it, and the strain...

23 April 2024 5,940 8 View

Any updates of macroeconomic variables and energy modelling being tested in econometrics?

Are there new projects and studies considering recursive approaches, in energy transition and resources, being empirically tested with regression analysis and models?

14 April 2024 7,024 4 View

FeCl3 in HCl + culture media for microbial growth?

Hello, I've seen that this question has been already asked other times on Reddit and ResearchGate but with different details. So I'm asking it too with my specifications. I need to prepare...

18 January 2024 171 0 View

How to model a packed bed in Aspen Custom Modeler?

Hi, I am modeling a packed bed in ACM. I have to write 3 differential equations. At the moment the model is under by 6, but idk how to write boundary conditions. Plus, shall the model be under by...

09 December 2023 3,527 0 View

How to interpret SIMPER p-values in R?

I am doing a SIMPER analysis (in R) with the values relating to individuals contacted in different reproductive seasons to see how the surveyed bird community has changed, and which species...

05 November 2023 1,382 0 View

Is there any deterministic phase transiton other than cellular automata's?

I'm working on a many-unit model that shows a deterministic phase transition driven by a control parameter that do not contain noise or disorder, and drives the system to chaos basically, but at...

28 September 2023 7,091 14 View

RNA extraction from dynabeads after Cross-linking immunoprecipitation for RNA-seq?

Hi everyone, I am interested in the RNA interactors of a specific protein but I am struggling a bit with the RNA extraction from the dynabeads (invitrogen) after CLIP. What I did until now was...

17 September 2023 2,256 0 View

A paper on a fossil lycopod?

Dear all, Does anybody have a pdf of this paper? Wood, G.R. and Beeston, J.W., 1986. A late Permian lycopod cone Skilliostrobus sp. cf. S. australis Ash 1979 from Queensland. Geological Survey of...

07 August 2024 4,857 2 View

E-commerce businesses, COVID-19 and Entrepreneurial Strategies (innovation, proactiveness and risk-taking)?

Hello: I am looking for articles that address e-commerce businesses and COVID-19 survivors, as well as Entrepreneurial strategies that reflect e-commerce businesses. Blessings Evelyn Dempsey

05 August 2024 5,332 3 View

I am looking for the permission to use the OLBI survey. Does anyone know where I can obtain that information?

I have reached out to the original creator Dr. Demerouti but have had no luck with a response. I am completing my IRB form and need the information or permission by tomorrow. I know short notice,...

29 July 2024 3,684 0 View

Why not we are following sars COVID 19 guidance?

If the case of Irak is of December 2020 then i think I can suggest pl follow all the infection cause and death, already in our researchgate.

19 July 2024 3,356 2 View

I'm conducting a study on Research Commercialization in Pakistani HEIs and would appreciate your participation in a brief survey?

Dear Participants- Faculty and Researchers from Pakistani Higher Education Institutions, Thank you for participating in research study that aims to 'Analyze Individual and Institutional Factors...

18 July 2024 7,024 1 View

Why does total carboydrate content decrease when increasing the vacuum degree?

I have conducted a survey on the "effect of vacuum drying conditions on carbohydrate content of angelica.S". The result show that, when increasing the vacuum degree, the carbohydrate content first...

13 July 2024 592 1 View

My Research Survey Question ?

I am pleased to extend an invitation to experts in the fields of Cybersecurity, Computer Science, Computer and Electronics Engineering, Mathematics, and Operations Research to review and provide...

04 July 2024 6,132 0 View

How to load Remedesivir drug into mesoporous nanoparticles?

Hello, I want to load Remedesivir (RNA polymerase inhibitor) into mesoporous nanoparticles (MSNs). The issue is drug is temperature and pH sensitive and it degrades quickly. I need advice on its...

01 July 2024 889 3 View

How to adjust the survey weights for non-response rate in a stratified random sample design?

Thank you in advance for your support. We conducted a stratified random survey in 13 strata and obtained a sample size for each stratum. At the time of the survey we had a variable...

01 July 2024 281 3 View

Posting a research survey ?

Hi i want to post this in various groups, how do i do that ? hey, please do my survey when you get the chance, it will take 15 minutes tops x I am looking for UK secondary school teachers to...

30 June 2024 9,594 2 View