The visually perceived property of objects created by absorption or reflection of specific wavelengths of light. | Contact experts in Color to get answers
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Questions related to Color
I was trying to do thermal dehydration of ethanol to ethylene. I would like to know if it is possible to calculate the conversion with mass spec only, not gas chromatography.
15 August 2025 815 6 View
I am using HBTU, HOBt, and DIEA in THF to couple a carboxylic acid with an aniline. However, I observed that the reaction produced something, but it doesn't appear to be the amide product I...
16 June 2025 203 2 View
Perkodox16 is organic peroxide. It is not detectable by general starch-iodometric titration. is there any known method to detect it?
05 May 2025 259 1 View
I have 150 sequences of a particular gene in a dataset. The gene is highly polymorphic, and the sequences are from closely related different species. I have to select 50 out of 150 to analyze...
05 March 2025 9,452 0 View
We have an antibody that we received as a gift from another lab (not commercially available) and the liquid has evaporated, leaving a sticky substance at the bottom of the tube. Is it possible to...
25 December 2024 8,499 3 View
Hello everyone, I am a PhD student in physics specializing in scanning probe measurements, particularly STM break junction experiments on molecules. I am currently looking for a reliable supplier...
26 November 2024 6,448 2 View
Tips and tricks for amide coupling of benzidine with Formylbenzoic acid, I plan to use HBTU, any advice how to maximize yield and minimize byproducts?
25 November 2024 1,319 4 View
After gel electrophoresis, I did gel imaging but 1kb ladder did not works, looks like it travels but couldn't see any bands after the gel imaging. the ladder on its own works perfect we used this...
15 November 2024 6,198 4 View
I have been asked to extract propolis from raw honey. How can I do that?
13 November 2024 6,348 2 View
I am interested in the parameter estimation problem described as follows: Given a dataset of observations: Y1, Y2,..., Yn and a nonlinear discrete-time model: y(n+1) = F(y(n), theta), y(1) =...
06 September 2024 4,624 0 View
I am using 1.6 microl of DNA samples of 50ng/ul conc
30 August 2024 2,126 6 View
I have performed gradient PCR to confirm the annealing temperature for the designed RT-PCR primers. I have set up gradient temperature with difference of 10 degrees from 45-55 degree and 50- 60....
13 August 2024 9,536 4 View
It's well established that the V617F mutation (c.1849G>T) is located in exon 14 of the JAK2 gene. However, when attempting to locate this mutation using the CCDS (Consensus Coding Sequence)...
24 July 2024 9,529 0 View
Hi everyone, this topic is completely new to me, so i need some help to proceed with the easiest (if possible) method to achieve proteins extraction from strawberry fruits! Thanks in...
23 April 2024 2,646 0 View
The challenge encountered lies in cellular aggregation and clumping subsequent to incubation with Cytofix/Cytoperm BD Biosciences. Despite attempts to mitigate the issue through pipetting, the...
13 March 2024 3,985 0 View
I have prepared the FRAP reagent according to Benzie & Strain (1996). My samples are essential oil nanoemulsion. However, after adding the FRAP reagent into the sample, it doesn’t turn blue....
06 February 2024 2,804 1 View
If I calculate the DFT (Density Functional Theory, with hybrid functional) band-structures of a semiconductor, says GaAs, for different values of the lattice constant (equivalent to applying...
06 February 2024 5,702 6 View
Dear Researchers I used a Kit for nucleic acid extraction ( magnetic bead) to extract DNA in cell pellet and plasma. The concentration of DNA are low in most cases and I need to get a protocol or...
15 January 2024 4,306 2 View
Which is the most sweetest variety of strawberry in Indian condition.
07 January 2024 1,883 1 View
Hi! Now I have 500 enzyme ECs and I want to figure out which pathway each EC belongs to. One option is that I can click the search button 500 times, but I'm wondering if there's any batch query...
27 December 2023 3,765 0 View
Hi to all!! I have prepared a media with these ATCC product: RPMI-1640 Medium 30-2001 L-Glutamine Solution, 200 mM 30-2214 Fetal Bovine Serum (FBS) 30-2021 Unfortunately I have aliquoted the...
06 December 2023 2,454 0 View
Hello, I have a difficulty in lattice relaxing of the EuTiO3 material with Quantum Espresso 7.1 version. EuTiO3 material is antiferromagnetic. Eu atom of this material have 4f-shell electrons and...
22 November 2023 6,512 2 View
why can't other investigators pull up the full texts of my publications? why do they need my permission?
06 November 2023 4,719 1 View
In my experiment, I have 8 experimental groups (n=8 rats); one control and 7 treatments. I have performed an OpenArray for each group, so I have 8 OpenArrays. In each OpenArray I have included 112...
19 October 2023 9,557 0 View