Which air pollution/air quality books do you recommend for working with environmental engineering students?

I am exploring up-to-date books on air pollution and air quality, and I would like to know which books do you recommend for environmental engineering students.

25 January 2021 3,972 7 View

Why my ladder bands are not properly stained?

Hi. I am doing an agarose gel electrophoresis. After running PCR samples in a 2% agarose gel at 90V x 45' I obtained the results in the image. The ladder bands are not properly stained. For...

14 January 2021 2,316 4 View

Perception on business failure prediction models using the annual report?

27 July 2020 1,141 2 View

Dissertation Research: Business failure prediction. Could you help me with a short survey please?

I'm conducting a research study titled 'Perception on the business failure prediction using the annual report' to receive the degree of M.Sc. Accounting and Finance by Griffith College in Dublin,...

21 July 2020 8,761 3 View

Whas is the ideal pathway for making an economic assesment for hidrologic ecosystem services?

17 April 2020 5,969 5 View

How to write a password automatically in a bash script?

I have a script that download multiples files from a server, but for each one it requires me to write a password. These are 1000, so it would be laborious to write 1000 times the password. How...

02 April 2020 852 2 View

Coefficient of variation?

Hi, everyone. What's the different, if any, between calculating the coefficient of variation of a group of data disposed in a experimental design with different treatments (for ANOVA) and a "free"...

20 March 2020 4,871 3 View

What percentage would have decreased murders for gender violence in Spain in ten years?

Some of the factors for this to be possible would be: Complete secondary education for girls (and boys); delay the age of marriages to 18 years; women's economic autonomy and access to skills...

11 March 2020 3,837 3 View

How can I clean insect exoskeleton?

I want to remove whole soft tissues and maintain intact the exoeskeleton

10 March 2020 4,345 6 View

Where can I get an asteroid survey/catalogue that includes .fit images?

I'm looking for .fit images of asteroids (my main interest are the type C, D and P)

08 March 2020 6,862 1 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

Does any one know how i can prepare liver tissue with transmission electron microscope with good fixation?

i have problem in preparation of liver tissue with bad cell organelles and how i can adjust osmolarity

03 March 2021 8,890 1 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

Shall I skip the measurement model in SmartPLS?

Hello everyone, I had run a mediation model in SmartPLS using questionnaires that were already validated among my statistical population. A professor who edited my paper -though she is not...

01 March 2021 3,052 3 View

How to accurately quantify chitin?

Hi all, I have been working on the quantification of chitin in insect samples and feed for a while but I can notice that the quantification methods (e.g. exposure to HCl, NaOH, and weighing sample...

01 March 2021 1,843 2 View

Can someone suggest a way to prepare slides to observe under confocal microscope for observing fluorescent tagged proteins??

I am growing the cells on coverslips and transfecting the fluorescent tagged protein directly on them. Then i want to observe these cells under confocal microscope. Currently i am just using...

01 March 2021 6,142 3 View

Why does intensity drops as concentration increases?

Is there any reason for decrease in fluorescence emission intensity of HSA,BSA when increase the concentration ?

28 February 2021 3,653 4 View

SEM or Multiple Regression for an analysis without Latent Variables?

Hello, I have three hypothesis to test, all with the same IV. I am testing if the effect of the IV on the first DV is mediated by awe. I am then measuring whether the effect of the IV on a...

26 February 2021 8,399 5 View

Can anyone help with Schistosoma identification?

Can anyone identify what kind of Schistosome species this might be? Morphological features of cercariae and adults resemble Trichobilharzia, though I am fairly new to the field of parasitology...

25 February 2021 7,760 6 View