what is the important of converting agriculture waste into pellets for calorimetric measurements?
can we measure it with powder or nor?
most of books aren't free and the other sources for Ballast water are without of references.
01 February 2019 3,802 6 View
please suggest any pretreatment method or any addition that can enhance the biomethane production thanks in advance
01 February 2018 2,892 1 View
Matlab tool for image processing how and what is the best way to start learning it?
05 June 2017 2,726 5 View
what are the atmospheric aerosol are and their impact on health and climate?
04 May 2017 3,171 22 View
could you share your expreiences for the difference between internal and external standard calibration used in GC/MS and HPLC analysis for different measurment ( PCBs, PAHs and pesticides). kind...
03 April 2017 4,534 6 View
lets share our experience about the oceanic branch of Carbon cycle and the impacts on Oceanic composition.
03 April 2017 1,541 11 View
Many problems are facing the scientific research such as funds or availability of suitable lab. Or lack of supervisors. Could you speak about your experiences and how did you solve it? I would be...
03 April 2017 6,687 101 View
I think at this time, where science and technology is going very fast and everyday there are many discoveries and inventions, it is very hard for postgraduate students to choose their research...
03 April 2017 1,039 5 View
Insects have been consumed by human diet since prehistoric times. At present, the idea of looking at insects as food has been getting traction worldwide, also in response to increasing food...
03 March 2021 6,223 5 View
Hello, I would like to ask how to grow E.coli which resists 50 or 100ug/ml of Blasticidin. I have tried many methods by using low salt Luria-Bertain(LB) agar plate. However, no colonies grow. Let...
01 March 2021 2,027 2 View
As a beginner in electrochemistry, I tried to obtain cyclic voltamograms of commercial anatase powder deposited on an ITO substrate or on Eteck. After several attempts, I noticed that my cyclic...
23 February 2021 3,175 3 View
I am working on synthesizing and then purifying peptides using the SPPS system. After purification of the peptide, the peptide powder is obtained using a freeze dryer. When measuring the powder,...
22 February 2021 10,099 5 View
My main concern is that the metal powders should not weld to the mold surface and I should easily be able to eject out the pressed samples. I am looking for alternative for graphite moulds. The...
22 February 2021 2,965 4 View
I performed a Proton NMR of graphene powder prepared by electrochemical exfoliation technique. It shows some peaks. But I can't understand it.
21 February 2021 8,947 3 View
Hello Everyone, I tried to form ZnS nanoparticles using the hot injection method and was able to form the same (confirmed by XRD). When I centrifuged, after the reaction I got a kind of white...
17 February 2021 1,709 3 View
Several times I lost my sample during freeze drying. There was no solid or powder in the vial after freeze drying. I'm sure sample contained solute because i took its NMR spectrum. I covered the...
15 February 2021 6,749 2 View
I am doing ball milling operation of Aluminum and silicon carbide powder. I am pretty confused about what should be added as process control agent ? what is role of toluene as PCA and stearic...
12 February 2021 5,205 3 View
I am working with a material which is sensible to water and oxygen, I would like to oxidize this powder either chemical or electromagnetically. Does anyone knows a method to electrochemically...
09 February 2021 2,944 3 View