Can I study the effect of 2 independent variables on a dependent variable when there is an effect relationship between the independent ones too?

Hello researchers.. I want to study the effect of teacher's mindset on students' attitude and the effect of students' mindset on their attitude. But I know there is an effect relationship...

26 January 2021 1,853 1 View

Do you have the XRD JCDPS of Polycrystalline ZnS?

Hi, I need the JCDPS of polycrystalline ZnS, it would be appreciated if you could help me through this thank you in advance

30 November 2020 3,342 3 View

How to report when instrument reading is less than LOQ?

ICP-OES LOQ value, for example Cd : 1 ug/L (ppb). Sample reading 0.5 pbb. (Sample prepared 0.5g/50mL). In this scenario, should I report result (0.5 ug/L(1000mL) x50mL/0.5g=0.05ug/g) or Less...

25 October 2020 6,452 11 View

How can we know that there is a cross contamination between two samples when we are doing the interpretation of PCR results?

PCR interpretation for COVID-19

02 October 2020 6,086 3 View

For a significant cooperation among different universities, let us start with selecting external examiners for PhD or MSc students?

For a significant cooperation among different universities, let us start with selecting external examiners for PhD or MSc students from other countries. Is it useful or not? It is possible or not ?

14 September 2020 6,444 3 View

Should a full course in Management Audit / Internal Audit be taught in an MBA ( Major- Finance) program ?

Your inputs most appreciated.

07 September 2020 6,231 28 View

How can I improve research using ultrsound irradiation for preparing organic compounds ?

How can I improve research using ultrsound irradiation for preparing organic compounds ?

11 August 2020 986 7 View

What is the best drawing computer software (Graphics) in biological sciences?

I would like to draw a figure for nucleic acids strands in pipe-like appearance with some curvatures and colors. I want the figure to be attractive, not just a collection of dull thick lines.

26 April 2020 621 4 View

Are highly correlated factors from an exploratory factor analysis, due to an oblique rotation, good or bad?

If factors from an exploratory factor analysis are highly correlated with one another, does this indicate that the constituency items are measuring similar constructs? Or do the items measure...

26 March 2020 3,461 3 View

Is Journal of Strategic Innovation and Sustainability (JSIS) a predator journal?

Hello everyone, After a conference, the Journal of Strategic Innovation and Sustainability (JSIS) send me an Email to published my conference paper. Do anyone know this journal? Is it a...

18 March 2020 796 19 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 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

Is there any one who can provide a donation of HPV detection and genotyping kits in exchange collaboration forms?

Warm greetings! My name is Ayichew S. and I am doing my Ph.D. in Medical Microbiology focusing on Human papillomavirus). At this stage, I have almost completed a clinical sample (Cervical swabs)...

25 February 2021 3,612 3 View

Why there are two peaks while using the mie plot of Silver nanoparticle?

Hi, I am trying to learn the theoretical modelling of silver nanoparticle using the Mie scattering theory. After that, I discovered a software named Mieplot developed by Philip Laven, where it...

25 February 2021 7,493 6 View

Which kind of validity should e established in case we want to conduct a survey using newly developed survey questionnaire?

I am conducting a survey using self developed questionnaire. I have established its face validity and content validity. Some expert reviewer has suggested I must establish the validity by...

11 February 2021 2,077 3 View

Professional editing and proofreading services?

08 February 2021 7,901 6 View

How to apply graphene oxide on an gold electrode?

Dear Fellows, now it is the time to push graphene applications further in terms of easy and low cost production surroundings. Thus I recently dived in the materia and I am facing tons of papers,...

02 February 2021 6,284 2 View

What dilution do I use for my GNP solution UV-Vis and DLS characterization?

I have prepared gold nanoparticles using the citrate reduction method in the lab. I need to characterize them using UV-Vis and DLS, by how much should I dilute my sample for using it in the...

26 January 2021 530 5 View

Hi, does any one know how to redisperse the ppt of gold NPs formed after conjugation with the drug molecule?

gold surface is already conjugated with the PEG-2000 linker but still when I tried to conjugate it with the drug, It gets precipitated

25 January 2021 2,602 1 View

Lift off problem with Indium/Gold deposition?

Hi, I'm doing 5/40nm In/Au e-beam evaporation at rates 0.2A/s(for In),1A/s(Au) on lithographically(doubly coated 495k,950k PMMA e-beam resist) done Si substrate at base pressure 2e-6torr. I'm...

18 January 2021 7,550 4 View