What are the best methods for cleaning silver filter membranes in order to get rid of organic and inorganic particulate from the membranes?

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How to combine different Effect sizes (OR, RR, HR, PR) & which one to use for Meta-analysis?

Hi all!...

29 May 2024 7,789 4 View

How to interpret liquid chromatography mass spectrometry (LC-MS) result?

I have done the LC-MS result of my complex and its molecular weight is supposed to be 515.5 g/mole. I want someone who is experienced in LC-MS data interpretation. I have attached the picture of...

16 February 2024 382 2 View

Can anyone help me regarding testing a moderated serial mediation model?

I have to run a complete model but couldn't find any source or tutorial which can help me to run a complete model to test the last hypothesis of my study that moderator moderate the relationship...

22 December 2023 2,423 0 View

Is there any manual/methodology available for analyzing heavy metals (Cd, Pb and Cr) by using UV-VIS spectroscopy in aqueous solution?

We want to analyze the heavy metals (Cd, Pb and Cr) in aqueous solution by using UV-VIS spectroscopy. The concentration range is 10-150ppm.

11 October 2023 3,122 3 View

Why house fly food-based attractant does not work inside traps?

Traps made from plastic bottles (by cutting the top one-third and using in an inverted position on the bottom) are working fine with pheromone lure + food-based attractant (FBA) but when FBA is...

14 July 2023 8,147 0 View

Should we use 3 point Likert scale 5 point or 7 point?

While designing a questionnaire if we use 3 point it looks easy to answer and is friendly for participant but less detailed is asked 5 looks moderate and 7 is extensive for the participant but...

13 July 2023 6,718 10 View

Can we use chemically engineered biochar and chemically modified biochar as same terms?

If both are different, what would be the difference?

21 June 2023 5,673 2 View

How to achieve trustworthiness in a Qualitative study?

are there new methods or yet four tenets of trustworthiness that Lincoln and Guba established in 1982 is still the most valid and the easiest method. how to collect the evidence of achieving the...

29 May 2023 6,726 3 View

How to test insulation resistance of insulated film?

I need to test insulation resistance of insulated film coated over metal. The size of insulated metal sheet is about 2meter square. My requirement is that insulation resistance at every point...

30 January 2023 1,432 0 View

Can anyone suggests sample size selection techniques ? My study area is too vast and comprised of 3,41,93,868 population. Any idea, suggestions ?

Is there any short-cut method that not only helps in finding the actual sample size but also justifies it? thanks

13 January 2023 9,142 6 View

Hello researchers Is this a random laser or just fluorescence?

I am using Rhodamine6G as gain medium and silver nanoparticles as scatterers on a microscope slide and laser input 532 nm comes from above.

09 August 2024 9,894 2 View

Dirty and clean?

Hi everyone I need a file with a dirty and clean potato image

04 August 2024 7,199 4 View

How to clean the CAD detector?

The module of the CAD detector is corona Veo. It has been idle for a long time. And it was not well maintained before idle. I have replaced the gas filters and flushed the system with a 50/50...

01 August 2024 7,805 0 View

Is the black sediment consider as sand? If not, how can I filter it out?

Hi researchers! I'm working on soil texture analysis, and the end result for sand is doubtful because there is black sediment appearing after drying, as shown in the figure. Is it considered sand?...

30 July 2024 557 2 View

What is the reason I get 400nm nanoparticles using an extruder with 200 nm membrane for cell membrane coating?

I am trying to coat my micelles and PLGA based nanoparticles with cell membrane using an Avanti mini extruder according to literature . I use 200nm membrane but my particles end up to be 400nm And...

30 July 2024 3,294 3 View

While doing Chronoamperometry, when the light is turned off, why the current is not decreasing sharply?

Here, I have used Ag/AgCl as reference electrode and 0.5M KOH.

29 July 2024 4,538 3 View

Which filtration method to go for run off water from dirty solar panels to be used again?

We are working on a robot that cleans solar panels using fresh water supply and a rotating brush. We are trying to conserve as much water at possible by recycling the dirty water that is collected...

28 July 2024 5,778 2 View

Does it exist some special technique for cutting ceramic membranes for Cross-sectional FESEM images?

Does it exist some special technique for cutting ceramic membranes for Cross-sectional FESEM or SEM images?

25 July 2024 5,482 2 View

Can we isolate microplastic from sludge sample without using vacuum filter..?

isolation of microplastic from sludge sample using centrifugation ..

23 July 2024 6,418 0 View

Issues with Malaria Coated Nitrocellulose Membrane Releasing Moisture?

Hello, I am currently working with Malaria Pf/Pan nitrocellulose membranes coated for malaria detection. After drying the coated membranes in an Incubator (overnight at 37°C), I've noticed that...

16 July 2024 7,937 1 View