Standard curve shifting over time. How do I stabilise the ELISA?

24 February 2021 1,365 3 View

What are state-of-the-art methods/techniques/algorithms for the root-cause analysis of the anomalies?

I have been looking for research articles that target the question "why did an anomaly occur?", however, most of the papers that I found are related to "if an anomaly occurred?". I searched Google...

12 January 2021 7,951 3 View

Cross country comparison with matched pairs design?

Hi, I'm doing a cross-country comparison. My data for each country has a match pair design i.e. each company within a country is match with a control firm from that country. The data is...

07 January 2021 4,983 6 View

Stably transfected A549 cells are getting washed off during a plate based assay?

HI, I have transfected A549 cells with a plasmid of interest. The transfectants have been stably selected and clonally separated. I am doing a plate based fluorescence assay with the transfectants...

20 December 2020 1,222 4 View

What are the data analysis methods/techniques that can be used for matched pair data?

I have data in matched pair with one experimental group and one control group. I used conditional logistic regression for my analysis. Is there any other method which can be employed for data...

14 November 2020 9,034 2 View

Hello everyone,can we use content analysis method to measure environmental performance?

I am working on environmental and financial performance analysis of selected companies in India while reading several research papers i observed that environmental performance have been measured...

13 October 2020 527 11 View

Hello everyone, what are the sources of collecting secondary data regarding environmental performance and financial performance of co. in India?

While reading the annual reports of various companies I observed that some of the companies were following calendar year whereas others were following financial year.Since i have to do analysis of...

11 October 2020 2,584 7 View

No title

Hello Everyone, Any one having expertise in the associated field (MCDM - Manufacturing) mentioned in the flyer can contribute and recommend to others. Best Regards Dr. Pushpdant

05 October 2020 2,488 3 View

Is it appropriate to apply fixed effect model when the dependent variable is changing slowly over time for a given ID?

I am using a panel data set, where, my dependent variable is a score, moving slowly over time (24 years). Is it appropriate to apply a fixed effect model?. I have come across slides on "Panel...

27 July 2020 8,547 4 View

What are the good qualities of a teacher in current pandemic situation?

During the COVID-19 pandemic when all the teaching Institutions using online teaching methodologies. What are the qualities expected from the teacher?

12 July 2020 4,626 33 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

How to prepare a thin polymer film by post-polymerization/crosslinking?

24 February 2021 2,362 5 View

Is is possible to pole with corona poling pellets of the sample material instead of thin films?

As it is highly probable that pellets will have a higher degree of air gaps and voids than thin films, is it possible to pole the samples with corona poling nevertheless? Or is there the...

24 February 2021 1,349 1 View

How to troubleshoot Electrochromic Films and Electrochromic Devices?

I am trying to characterize an electrochromic system. The system uses ITO electrodes on glass, WO3 as the electrochromic film, and NiO as the ion storage layer. When I deposit NiO and WO3 and...

23 February 2021 9,592 2 View

How to improve the adhesion between germanium and silicon monoxide thin film layers using EBEAM evaporation?

I want to deposit multilayer coating of germanium and silicon monoxide on silicon wafer using ebeam evaporation?

21 February 2021 2,141 3 View

How can I measure the thickness of thin layers deposited on textured glass susbtrates?

I want to measure the thickness of aluminum oxide and titanium oxide layers deposited on textured glass substates. The layer thicknesses are typically below 100nm.

21 February 2021 5,465 4 View

How do I calculate absorption coefficient of my thin film if I dont know the thickness? Or how can I calculate the thickness of my sample?

I have done Uv-vis characterisation of my thin film and have received absorbance and transmittance data. Now I want to calculate the absorption coefficient but I dont know the thickness of my...

21 February 2021 7,148 8 View

How to construct different filler shape in MD simulations?

Is there any way to construct different initial filler shapes like triangle, square, rectangle, pillar, and tube in any simulation software.

20 February 2021 1,750 1 View

Can fractal dimension of thin film surfaces affects the electrons energy states?

As fractal dimension of a thin film surface implies the irregularity in the surface. Is it possible that the energy states of the electrons are also affected by the fractal dimension?

19 February 2021 5,509 3 View

What is the reason film thickness increased?

what is the reason film thickness increased when increased doping concentrations give some reasons The measured film thickness is 156, 282, 394, 548 and 681 nm for 0, 1.5, 2.5, 3.5, and 4.5 wt....

17 February 2021 8,987 5 View