Contact experts in Column to get answers
2,759 views 3,233 posts
Questions related to Column
We have a large-scale number of sterile cyanobacteria cultures grown in BG-11 media. As the cyanobacteria grow, they use up the nutrients in the media. I was wondering if anyone had a method in...
11 January 2024 634 2 View
Good afternoon, an error has occurred in Aspen Plus related to the vapor pressure of the hydrazine hydrate component (cas 7803-57-8). However, I managed to find articles where simulations were...
11 January 2024 6,059 1 View
While clipping the image, some pixels are coming out of the shape file. Please suggest the proper way to resolve this problem in the Arc map.
10 January 2024 1,790 7 View
What do all interactions between the atmosphere and biosphere involve and how are matter and energy exchanged between the systems?
10 January 2024 373 0 View
Je me demande si un chercheur a déjà tenté d'analyser la multiplication des communautés soufis durant le règne des Ilkhanides par exemple, avec des soufis usant de pratiques cultuels proches des...
09 January 2024 9,540 0 View
Hot stream input: Working fluid: air Temp = 109.06 degrees Celsius Pressure = 1.987 bar mass flow rate = 353 kg/s Cold stream input: Working fluid: Iso-butane Temp = 30 degrees Celsius Pressure...
07 January 2024 712 1 View
I want to use Castep for DFT calculation. But I want to confirm about the correct way of my job. I have already optimized k-point but in energy optimization, I started from 300eV & running 680...
07 January 2024 1,821 3 View
What are the nutrient cycles that play especially prominent roles in the biosphere and how do nutrient cycles interact in the cycling of matter?
07 January 2024 3,421 0 View
Why energy flow is not called energy cycling and which ecosystem has the highest rate of energy production?
07 January 2024 3,580 0 View
In thermal evaporation process, for the digital thickness monitor to display thickness of films, we need to input, density, acoustic impedance, tooling factor. For standard compositions it is...
04 January 2024 8,840 2 View
Hi everyone, I am studying on conjugated polymers as chemical sensors. However, the mechanism for my case have not been identified yet. Are there any methods to figure out the mechanism of...
04 January 2024 6,035 0 View
thanks
03 January 2024 2,644 1 View
Hi, I have been analysing the concentration of glucose and xylose in complex media which had overlay added to trap fermentation product. I noticed variable glucose and xylose results from my...
03 January 2024 2,095 0 View
I need to calculate number of different and effective allele for a diversity study using large SNP dataset. Normally I use GenAlex but I can't load the data due to limited no of columns. Please...
02 January 2024 6,194 2 View
I need to check copy number in my transgenic rice plants. I am not able to get radiolabeled nucleotides here, so I have to buy a kit for southern blotting. Is these kits can also be used for doing...
30 December 2023 6,135 0 View
In the last few months, trying to conjugate the dodecanol (DC) chain with the carboxylic units (30 units) of poly(ethylene glycol)–poly(2-methyl-2-carboxyl-propylene carbonate) via several...
30 December 2023 3,711 0 View
How do bacteria adapt to survive in high temperatures and how long can bacteria survive in extremely cold or hot temperatures?
29 December 2023 5,228 5 View
How to keep L-cysteine from converting to cystine? Even at low pH. Are there any reducing agent may work? better FDA allowed
26 December 2023 4,431 2 View
I want to know more about diamond ore deposits.
23 December 2023 4,215 3 View
Recently, in a research paper, i found that the author had optimized the structures in an S1 excited state (S0 = G.S).
18 December 2023 9,152 8 View
I am working on optimizing of Tm(III) complex using gaussian, but am getting the " Error reading general basis specification" Any help in fixing this. Is there any problem in input file or basis...
12 December 2023 8,070 3 View
Specimen Collection, Transport, and Processing: Virology
12 December 2023 2,274 0 View
We assume that physics, consisting of three main branches, classical physics, quantum physics and general relativity, is probably too big for the human brain. However, some physicists and...
09 December 2023 5,080 4 View
How to solve the following error for tddft calculations with lc-wpbe functional in gaussian16? MaxDer out of range in HSEd. Error termination via Lnk1e in /apps/gaussian/g16/l914.exe at Fri Dec...
08 December 2023 2,727 1 View