Is interrupted time series analysis wright choice for retrospective evaluation of public health interventions?

I am doing research on the evaluation of some public health interventions at the population level. The intervention already conducted before. Know I want to evaluate its effectiveness. Thus what...

07 October 2019 8,062 5 View

How can i use UNION of heterogeneous feature selectors to form ensemble feature subsets?

I am working on heterogeneous ensemble feature selection for network intrusion detection system. i want to use union of individual feature selectors (ranker) as a combination method. Anyone...

03 July 2019 9,322 4 View

How is research based book can be written? Can you recommend me the best guideline to read?

With my teams we are planning to write research based books on some health issues in Ethiopia. we are discussing on it how to embark on it with the teams. I thought that it is a best idea to ask...

24 January 2019 2,823 3 View

What are the specificities of low innovative firms?

Firms can be categorized into three groups. Non-innovative, low innovative and innovative firms. What are the specificitie of low innovative firms?

30 July 2018 8,476 3 View

How to combine knowledge and technology?

Most research outcomes offer a "mental jump" from knowledge to technology (for instance product innovation). This is because knowledge is an intangible asset and technology (eg. product) is a...

22 April 2018 9,583 15 View

What might be the reason for smear formation in agarose gel "while extraction of DNA from pre performed agarose gel"?

the concentration of DNA sample before extraction is 4.16 u gm/ml, after extraction of this DNA from agarose gel the concentration was found as 4.15 u gm/ml hence,the recovery is 99.7%. But, after...

20 August 2015 9,053 8 View

How can I stop "false positive (+) results" while screening my rDNA expressed colonies from other really unexpressed colonies?

18 August 2015 7,599 4 View

What is difference between In-line transmission (%) and Total transmission (%) value of optically transparent Ceramics?

I am working on transparent/translucent zirconia-based ceramics. In many papers, I have seen that they are reporting both In-line transmission (%) & Total transmission (%) value of...

20 February 2021 9,405 6 View

How can I import .sav file into LISREL?

I've just downloaded free trial version of LISREL 10.3 but I got stuck with importing .sav (IBM SPSS 25.) file. I mainly followed the steps of this video...

15 February 2021 752 2 View

Using liquids as superstrate in Fabry-Perot Cavity Antenna?

Hi, A Fabry Perot Cavity allows to increase the directivity of a low gain antenna by putting in the top of cavity a superstrate with high permittivity such as a ceramic (er=10.2). However,...

09 February 2021 6,799 8 View

Sample preparation for ceramics i.e. iron silicate (fayalite), iron oxides, alumina, spinel mineral (hercynite)?

Recommendations in preparing ceramics for nanoindentation and in the process minimize introducing stresses from sample preparation i.e. polishing stage.

02 February 2021 6,211 3 View

What should I do if the reviewer couldn't finalize the review in the journal's given time?

I have Submitted 2,3 Papers in Science Direct associated Journals but the time of the first decision has been ended so What should I do? Could I email them to remind them about the first decision?

01 February 2021 5,788 7 View

What are the thermodynamic and kinetic similarities and differences among dendrite formation during solidification of metals, ceramics and polymers?

Basic dendrite formation of metallic alloys are explained by thermal and constitutional degree of supercooling and most-supercooled band of liquid somewhat ahead of solidification front that...

30 January 2021 8,450 2 View

Control in microstructure with growth inhibitor?

Dear researchers, I wish to understand the role of grain growth inhibitor in controlling the microstructure of the ceramic pellet. How it controls the growth? Also, I wish to know the grain...

15 January 2021 3,859 3 View

How can I select the concentration of test sample for MTT assay?

I synthesize a powder composite include two ceramics and a polymer coating. I want to do MTT test and I'm not sure about the concentration of powder dissolve in DMEM media. Shall I start with a...

10 January 2021 9,984 1 View

How to choose proper spindle for measurement of thixotropic behavior of ceramic slurry?

Hello, we are studying on thixotropic behavior of ceramic slurry . We will perform the thixotropic behavior analysis of ceramic slurry with the density of 1,7 g/ml by using BROOKFIELD DV2T. How to...

08 January 2021 1,776 5 View

Hi, could anyone help me knowing which kind of Diamond blade would be better to cut thermoplastic composite?

The blade that could cut ceramics, or the one that could cut plastics and polymers?

06 January 2021 2,713 3 View