Do we have any empirical model to model the combined effect of carbonation and chloride attack in concrete concerning climate change?

Do we have any empirical model to model the combined effect of carbonation and chloride attack in concrete concerning time-dependent temperature, relative humidity and concentration of carbon dioxide?

08 February 2021 4,277 1 View

Is there a Non destructive method to test bulk Gold jewelry for its purity?

Currently, XRF (karatmeter) used are only surface level measurements. And for bulk purity analysis of the product it has to be melted and tested using Fire Assay process. Is there a technology or...

12 December 2019 828 3 View

Can research of a study be based on existing previous literature and practice qualitative research such as interviews?

Is it possible to use existent literature and studies as research which combined can prove the research argument and compliment them with qualitative research such as interviews and quantitative...

05 January 2019 2,099 6 View

please any one give valuable suggestion what are problems need to be address in content based classification and retrieval of image?

i am doing research in Content based image classification and retrieval using visual bag of feature. my doubt is how to do denoise the image in CBIR

03 June 2018 9,659 5 View

What is the white colonies that is formed within the lysed area of spot test by phages?

There is a tremendous variation in the infecitivity of phages within species. When a spot test with phages are performed i can encounter six different lysis pattern namely A. Complete lysis, B....

21 December 2017 6,418 2 View

Is it possible which low-molecular weight polymer doesn't have Tg (glass transition temperature) ?

11 October 2016 2,951 2 View

Whether genetic make-up is the major reason for Low Birth Weight (LBW) among neonates in India?

WHO data suggests that the percentage of Low Birth Weight babies in India has remained unchanged at 30% from the year 1984 to 2007 in spite of the fact India progressed a lot during this...

09 November 2013 3,293 1 View

What polymer materials will be investigated?

Will polyethylene friction also be investigated in this project?

01 January 1970 2,929 1 View

Is it possible the soil texture can change with a certain treatment?

soil science soil genesis and classification

01 January 1970 5,560 17 View

How to design Gateway architecture on FPGA viewpoint?

The Network elements includes Hubs, Switches, Routers, and Gateways. i Need any link or reference paper for gateway architecture design

01 January 1970 3,554 3 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

Which fluorescent dye to use for measuring total ROS production?

Is DCFDA appropriate for measuring total ROS production, or can it only detect certain types of ROS? If I want to measure total ROS production, which dye should I use?

01 March 2021 9,447 3 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

Why is the sum of the elements in a row in a Q matrix equal to zero?

When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?

28 February 2021 3,864 3 View

Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

Can anyone help with Schistosoma identification?

Can anyone identify what kind of Schistosome species this might be? Morphological features of cercariae and adults resemble Trichobilharzia, though I am fairly new to the field of parasitology...

25 February 2021 7,760 6 View

How to increase solubility of Poly acrylic acid in Dioxane solvent?

I am working with Polyacrylic acid (100.000Da) and instead of water, I need to use another solvent (dioxane) to dissolve PAA. However, because of the high molecular weight, it's quite hard to...

25 February 2021 2,225 5 View

To date, according to health authorities, 30% of the population's diseases are initiated by drinking water pollution. Do you know this problem?

The main studies are as follows: * regular and timely receipt of information about the state of the environment using automated systems (stationary and mobile); * operational analysis of the...

23 February 2021 912 5 View

Multinomial probabilities and confidence intervals - obtaining the CI of the reference category?

Hi, Some background to my question: I have fitted 1st order multinomial Markov models with covariates. Since all probabiilties (for each row of the transition matrix) sum to 1, I estimate only...

22 February 2021 2,541 4 View