Content Analysis of Visual Images vs. Semiotics?

Hi everyone. I'm trying to write my 3rd year undergraduate dissertation and I want to analyze an ad campaign from a brand that launched 4 commercials that are less-than-two-minute to investigate...

20 November 2020 6,944 5 View

Is valid this complexity theory technique to solve outstanding problems?

04 June 2020 7,203 2 View

Hello Who can help me with this error of hec hms ERROR 41742: Invalid initial loss for subbasin??

This error apears only in subasins with a value superior than 19, 682 in the initial abstraction in the method SCS Number Curve.

18 May 2020 6,985 3 View

Are they valid these complexity theory techniques to solve outstanding problem?

03 March 2020 1,035 5 View

Looking for very stable and innert dyes, any suggestion?

Hi. I am looking for dyes (preferably green or blue) that are very stable (time and temperature), do not change color between pH 6-9 and do NOT interact with proteins or sugars. Thanks

22 January 2020 4,593 5 View

Please, how to run a Cross-lagged Panel Model in Stata?

I am using panel data to search for the causality between two variables, and I think a Cross-lagged Panel Model would be appropriate. I have 8 waves and I want to run de model wave by wave in...

10 November 2019 9,736 4 View

How to growth spirulina in 1m3 tank?

I want to try different methodologies to grow spirulina in a 1 cubic meter tank and compare the production yield. Please if you have a tip, let me know.

13 September 2019 1,583 3 View

Anybody knows a way to identify antibodies in human plasma/ serum (for a rare disease)?

We have a research problem. We have various patients with a very unknown rare multisystem disease, of presumed autoimmune origin (since it can be managed with immunosuppressive agents.) We would...

03 April 2018 1,999 3 View

I would like to have a comparison between values and principles in nanotechnology... what do you think about it ?

I know that principles are universal values... is it true in nanotechnology ?. Scientist in nanotechnology think about it?

01 March 2018 2,706 4 View

What is the right way to check a mathematical model?

13 September 2017 5,210 5 View

How do I determine the degree of polymerization of PEG 400 based on NMR integration?

Hello, I am working on the photocatalytic degradation of PEG 400. I would like to know if it's possible to determine the degree on polymerization based on NMR integration, or by the MW of the...

02 March 2021 6,186 3 View

How to include original NMR data in a manuscript?

hello. i am junior researcher. I received a comment from a reviewer that he could not find NMR data in my submitted paper. I had included the NMR graph with explanation and formula to calculate...

27 February 2021 734 4 View

How COVID-19 has affected mental health?

The pandemic has led to depression and anxiety and its negative effects shouldn't be ignored. However, it has also led some people to become more resilient! What do you think? Thank you.

21 February 2021 4,733 19 View

Does anyone have a stack of images of action potentials or abnormal brain scans?

I need a stack of black and white .jpeg/.tiff/.jpg/.png images across time of either action potentials, neurons firing, or brain scans (comparing disease and normal brain, disease progression,...

09 February 2021 2,648 3 View

What statistical test do I use when analysing data from the social physique anxiety scale?

I am researching the effect of social media on social physique anxiety of young adults. What statistical test do I use when analysing data from the social physique anxiety scale? (Leary, 2013)

03 February 2021 2,618 5 View

Mental health of COVID-19 Patients?

We want to conduct a study on the mental health and psychological problems in COVID-19 patients and would measure it in terms of Anxiety by Beck Anxiety Inventory, Depression by Patient Health...

02 February 2021 6,401 6 View

Can anyone recommend me a NMR Handbook?

Hi, I've been searching for a NMR Handbook with 29Si chemical shifts information but I can't find one. Also I've tried to find an online database with that kind of info but I have no lucky. Can...

02 February 2021 307 3 View

Whether L version and D version peptidesshould have identical NMR, especially in the state of self-assembly?

Whether L version and D version peptides should have identical NMR, especially in the state of self-assembly have to have identical NMR? How to use HRMS to confirm L version or D version...

01 February 2021 6,756 4 View

An interactive strategy for teaching children with autism to focus on specific nonverbal social cues to promote their social skills, of?

An interactive strategy for teaching children with autism to focus on specific nonverbal social cues to promote their social skills

01 February 2021 8,782 3 View

RNA extraction from exocrine pancreas?

Hi everyone ! Does anyone have any experience in extracting RNA from exocrine pancreas (which is very high in RNAse)? The pancreas is frozen tissue. I wonder if RNAse is also high in the nucleus,...

31 January 2021 390 2 View