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How to calculate variation on qualitative variables ?

I am using IBM SPSS version 21 as a statistical analysis software. My research is about comparing 2 diferent populations. Let's say it's group A and group B. Each group has variables changing...

16 April 2024 651 13 View

How can I upload Climpact2 tool into R software?

Dear all, I want to determine climate extreme indicators using "CLIMPACT2" tools in R software. However, I am facing some difficulties with the installation process. When I try to run the code, I...

16 April 2024 7,578 1 View

What do we mean by the continuation principle?

I read some papers that study the global existence of a solution to a PDE. Sometimes, I found the notion of the "continuation principle". What do we mean by the continuation principle? any...

14 April 2024 4,412 1 View

In abaqus how to add loads it should start from 5kN and end at 75kN and should get load deflection graph?

load deflection graph is not getting instead im getting force displacement graph. how to get load deflection graph and what reaction forces should i select to get load deflection graph

14 April 2024 2,799 2 View

Which journals have high impact factor; tourism, energy, environment?

Looking forward to your answer and approaches.

13 April 2024 3,384 0 View

Can AI be an author of academic publications?

Perspectives from authors, scholars, students, and editors are welcomed.

13 April 2024 8,073 6 View

What is the outcomes of the special program in the arts curriculum to the completers?

The effect of the special program in the arts (SPA) curriculum to the completers.

12 April 2024 7,243 1 View

Should soluble fiber be considered a conditionally essential nutrient?

Carbohydrates are still considered a non-essential nutrient. But if we include dietary fiber, except in specific adaptive contexts of particular ecological niches, is this a reality today?

12 April 2024 6,521 0 View

Abaqus. Damper with cyclic displacement showing no deformation?

I am new to Abaqus modelling and for studying I am modelling a damper seen in a research paper. I believe I have modelled it correctly, but when I run the analysis the model shows barely any...

12 April 2024 2,572 4 View

How can I reduce the variability of CFU counts between replicates?

I'm challenging bacteria with different compounds, then plating the suspension on LB agar to assess CFU and understand the bactericidal properties of my compounds. However, I'm encountering...

11 April 2024 7,407 7 View

Does mineral and organic nitrogen fertilization modify essential oil content and chemical composition in Aromatic plants?

11 April 2024 895 0 View

Poor DAPI staining in fixed brain sections?

I have a question about some weird nuclei I see while imaging. I'm sorry if this isn't the best place to write it! One image has bad, "shattered"-looking nuclei from dentate gyrus. The other...

09 April 2024 7,479 2 View

Why typical glow discharge of TEM grids bring negative charge to the surface?

Hello everyone! Glow discharge treatment of TEM carbon-coated grids is a commonly used routine. Usually the grids are placed onto the cathode, and they are separated from the cathode by a glass...

09 April 2024 5,110 3 View

What could be the possible reason for this different microstructure?

I've prepared the following ceramics: Sample ID = Composition LMT = Li2Mg3TiO6 LMCT = Li2(Mg2.88Ca0.12)TiO6 LMCT-MN = Li2(Mg2.88Ca0.12)(Ti0.95(Mg1/3Nb2/3)0.05)O6 LMT-MN =...

08 April 2024 4,672 2 View

What the configuration (R/S) does the chiral center at C8 have in the molecule?

I'm struggling to assign a stereodescriptor for the C8 position of the molecule. Both ChemDraw and ACDlabs give me 8R as a result. But if we draw the simplified hierarchial diagraph according to...

06 April 2024 1,927 5 View

What should be input settings to find electrical resistance of hardened epoxy composite through Keithley 2450 sourcemeter ?

I am finding difficulty in judging input settings for finding electrical resistance or conductivity of hardened epoxy composite.

06 April 2024 2,174 1 View

Could you provide inventory data and energy requirements per kilogram for upstream production of different products?

Dear Researcher, I am new to Life Cycle Assessment (LCA) and do not have access to comprehensive databases. I would greatly appreciate it if you could provide me with the inventory data for the...

06 April 2024 763 0 View

How to purificate Curcumin metal complex?

Hello, After synthesis curcumin metal complexes, how can I purificate molecules with 1:1 and 1:2 metal-curcumin stoichiometry, and is there any reference study on this matter? In the literature,...

05 April 2024 8,516 4 View

What is Quantum Computing?

With Key Concepts.

05 April 2024 476 3 View

What can cause incorrect integration of certain peaks in HNMR of a pure compound?

I have a macrocyclic complex which is a 1,6-diazacyclodecane which is functionalized with alkyl groups on the amines. I only see one peak on the mass spec so I do not believe there are secondary...

05 April 2024 3,708 5 View

How to calculate (tot) glutathione peroxidase activity (GPx)?

Hi, I have been analyzing tot glutathione peroxidase (GPx) activity in mussel cells using cumene hydroperoxide (microplates) and I am a bit unsure how to read/calculate the results. I run a...

04 April 2024 9,293 0 View

Is there any software to analyze the LC/MS metabolites in short duration?

Regarding LC/MS metabolites

04 April 2024 8,782 3 View

How two conect tow researchgate profiles?

I have two researchgate profiles, how to connect them into one, what do you suggest

03 April 2024 2,927 1 View

What about an idea which considers a chitin -chitosan mixture are a mixture of different polymers?

Deacetylation of chitin results in different de acetyl chitin (chitosan)with various degrees of de acetylation.Such variation produces a mixture of different( chitosans) which is not studied...

03 April 2024 2,696 0 View

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