help me to find total number, branded & unbranded bottled water brands that are currently working in pakistan.
Hi, I am trying to run mediation analysis on AMOS. In the tutorials there are no items loading onto a factor which is not the case for the development of a measurement and structural model. How...
23 October 2020 4,240 8 View
Hi everyone! I'm trying to identify methanogens from wastewater using flow cytometry . Any idea on how to go about it? which stains or flurochromes we have to use? how do we go about isolation of...
24 June 2020 3,906 4 View
It is well known that plasma sintering is based on the electrical spark discharge phenomenon for preparing high-density composites at lower temperatures and higher sintering speed. How it differs...
03 March 2020 4,458 4 View
We have a cathodic arc PVD system which uses hollow cathode arc (plasma) with Ar as a prior cleaning step. Now our idea is to use this set up for plasma nitriding of SS 3xx series. The plan is to...
06 February 2020 5,596 1 View
I HAVE FEW QUESTIONS REGARDING ADAPTED QUESTIONNAIRE. IF ANYONE KNOWS ANY OF THEM, PLEASE ANSWER is it necessary to adapt from some journal's article? or we can adapt from thesis or review...
09 November 2019 6,303 6 View
I am planning a sintering experiment for an Fe-Si system. I have a high temperature furnace with graphite heating elements. I am concerned if there's a risk of carbon pick up due to prolonged...
28 August 2019 2,927 1 View
I have prepared CdS, CdTe, CdSTe tgub films and now doing its PEC study. I tried it with polysulphide electrolyte but the Isc and Voc obtained was very less than expected. again I tried with...
13 August 2019 6,727 4 View
I have successively extracted leaf powder with Pet. ether, benzene, chloroform, ethanol and water by using soxlet apparatus. Out of this, my water extract showed highest activity. Preliminary...
13 June 2019 1,153 18 View
I would like to know that how the number of antennas impact the total harvested energy. Further, I would like to know if this would also impact the power conversion efficiency?
14 April 2019 5,814 6 View
Can anyone help me out in understanding the nonlinear models for RF energy harvesting. Specifically, I would like to know the impact of multiple antennas on the amount of harvested energy. How...
14 April 2019 6,613 3 View
So, I have been trying to run a pACYC PCR which will be used later on for a Gibson Assembly. However the PCR is not working. I have already tried gradient PCR and changing extension time; however...
02 March 2021 1,146 2 View
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
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
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
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
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
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
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
Hi, me and my team mates are currently planning to pursue the topic of Activated Carbon from Coconut as a Water Filter. And we would like to ask for your suggestions and knowledge on what specific...
22 February 2021 6,569 3 View
4-Dimethyl amino pyridine is used in reaction.Product formed contains amino group along with amide & is highly water soluble. To remove 4-DMAP aqueous work up done. Please give solution. Thanks.
21 February 2021 1,883 1 View