I have read a thesis that to calculate productivity, the formula is dilution rate (1/h) multiply with product concentration (g/L). Is this the correct formula?
I did removal of total volatile fatty acid (acetic and butyric acids) from waste water in batch study using shake flask. After that I transfer the optimized parameter (pH, adsorbent dosage and...
01 February 2018 5,696 5 View
I have two independent factors which are preservative concentration (0.5, 1.0, 1.5, 2.0 M) and days of treatment (3, 7, 21 days). The dependent factor is the mass loss after fungal decay. I also...
09 October 2017 3,380 8 View
Concentration of standard A and standard B are both 0.01 M. Should the area under the graph of gas chromatography for both standard the same?
11 December 2016 1,403 1 View
In my experiment I want to adjust my waste sample's C:N:P ratio (250:5:1) for optimum anaerobic digestion. Is it possible to use only Total Kjeldahl Nitrogen (organic nitrogen+ ammonia) as...
10 November 2016 6,914 5 View
Dear Researchers I am trying to perform a PIL simulation using STM32F4 Discovery board and comunication serial USB TO TTL. During simulation I receive the following timeout error: An error...
01 March 2021 2,327 1 View
What could be the reason of moisture at the sides of Vial when I am preparing my polmyer+DMSO solution for membrane fabrication? What etiquettes I am possibly missing here?
28 February 2021 6,516 5 View
I am trying to find how to know the density needed for a pva electrospinning in a 0.6mm neddle, the electrospinning will be from top to bottom and the problem I really have is the solution because...
25 February 2021 2,615 3 View
I would like to make a correction in a co-author in your paper which is wrong. This name is also in other papers of Kenton Ko. Zey Ko is not a Co-author . The correct name is Zdenka...
24 February 2021 3,476 4 View
I am currently trying to stain for PI3KBeta in MDA-MB-231 cells. My current issue is that 1) beta stains all over the cell and 2) there is an increase in signal at the edge of the cell and this...
24 February 2021 8,582 1 View
Hi everyone! I try to detect VDR protein (~48 kDa) using Western Blot. After SDS-PAGE using 10% MP TGX Stain-Free Gel from BioRad I transferred the protein onto an metOH activated PVDF membrane...
23 February 2021 6,266 3 View
Hello, I have run into an issue that has sparkled a debate at work: is the LLOQ/ULOQ impacted by injection volume under the following circumstances: 1) Same dilution factor of all samples 2)...
23 February 2021 9,159 3 View
I am trying with a Unet code ontained from net ...in tensorflow. When trying to predict the segmentation result with the trained and saved model with metric " iou" using "CustomObjectScope"...
22 February 2021 5,254 1 View
I was wondering if anyone knew how to perform the Haldane correction for SPSS (this is the definition of the correction -...
21 February 2021 2,882 1 View
hi everyone I am simulating a unit cell structure in HFSS using Flouquet port having two modes for absorption I have used this formula:- absorption=...
17 February 2021 9,178 2 View