Among all the environmental pollutants globally how much % out of 100% is due to chemists?

Environmental pollutants and hazardous are major issues through which the modern world is suffering. Among all the environmental pollutants and hazardous materials how much contribution is from...

31 December 2020 6,039 3 View

Among All the environmental pollutants how much % out of 100% are due to chemists?

Environmental pollutants and hazardous are major issues through which the modern world. Among all the environmental pollutants and hazardous materials how much contribution is from chemists (out...

31 December 2020 833 7 View

How to prepare selenium nanoparticles from selenium dioxide?

For the preparation of selenium nanoparticles mostly selenious acid is used however if someone try to prepare it from selenium dioxide what will be the proposed procedure or mechanism?? Is it...

07 December 2020 4,979 4 View

What are the exact phytochemicals present in the plant extracts which act as reducing and stabilizing agents in the green synthesis of Nanoparticles?

There are hundreds of research articles published on the green synthesis of nanoparticles of various metals and metal oxides nanoparticles using plant extract (where mostly the extract of leaves...

30 November 2020 735 6 View

What is the cause of bubbles formation DURING qPCR and how to mitigate it?

I am analyzing residual DNA in samples containing a high concentration of protein, therefore I have to do the extraction protocol. However, my results have been very inconsistent, ranging from...

18 November 2020 3,514 3 View

How can I derive the Fresnel reflection coefficient in matrix form?

I need help in deriving the Fresnel reflection coefficient in matrix form for the 2 X 2 reflection matrices. After diligently searching online, I noticed I could get the steps in a book called...

11 October 2020 215 3 View

How to collect data for Regional Research Study?

08 October 2020 8,003 4 View

What is the best mitigation plan for school and community that sited to the river which is contaminated with chemicals released from nearby industry?

The river is classified as a category V contaminated river. Teacher claim that the bad smell often after and during raining.

26 July 2020 1,654 3 View

Can we test the same hypothesis by using two different techniques Regression analysis (SEM) and Variance analysis (ANOVA)?

I have model where I have four dependent variables in nomological order and 3 independent continuous variables . To test casual relationships I first compared means of outcome variables across...

19 June 2020 7,764 8 View

Is there an Instrument to Assess Faculty Members Readiness to Implement Knowledge Management?

I am searching about an Instrument to evaluate readiness of faculty members to implement knowledge management?

01 March 2020 5,394 3 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

What is the procedure to determine the permeability of concrete?

can anyone help me in this, it will help me with my research work

01 March 2021 834 3 View

Dapi fluorescence protocol for colon cell lines ?

28 February 2021 2,534 2 View

Cloudy/high background western blot - can anyone help me?

Hi everyone! I try to detect VDR protein (~48 kDa) using Western Blot. After SDS-PAGE using 10% MP TGX Stain-Free Gel from BioRad I transferred the protein onto an metOH activated PVDF membrane...

23 February 2021 6,266 3 View

Protocol for membrane extraction E. coli?

Hello! I am interested in determining whether a poly-unsaturated fatty acid I have engineered E. coli to produce is being incorporated into the membrane of the cells or if it is simply a free...

21 February 2021 7,447 2 View

How to phrase semi-structured interview questions using IPA without biasing superordinate themes?

Hello, I am preparing a semi-structured interview schedule for an interpretative phenomenological analysis study on marginalized individuals' career experiences as impacted by COVID-19. The aim...

19 February 2021 9,099 2 View

Does qualitative research using closed and open ended survey and semi structured interviews qualify as triangulation?

I am using qualitative research to look at employee motivation. I will use a closed and open ended survey (for biodata information and general views to motivation) and semi structured interviews...

18 February 2021 436 11 View

What is the optimal method to prepare a controlled porosity osmotic pump (CPOP) tablet for scanning electron microscopy?

In order to assess the shape and size of pores formed by dissolving the pore former in the semipermeable membrane structure, SEM images are needed. Cellulose acetate was used in the coating...

15 February 2021 6,135 3 View

How to model in HFSS or FEKO Free Space Material Characterization?

I am having trouble setting up this problem in HFSS or FEKO. In HFSS, I've tried both FEM and FEBI-IE solvers. With FEKO, I've tried it's MoM solver and default settings. I am would like model...

09 February 2021 375 2 View