What is the best geophysical machine or device for detecting groundwater?

what is the best geophysical machine or device for detecting groundwater? Are there any machine that can detect the depth and the type of water? do I have to buy one machine or more than one to...

26 January 2021 6,149 15 View

What would be best solvent for polyamides instead of formic acid?

I would like to use solution mixing technique for polyamide and graphene composites. Can I use THF/DMAc/DMSO/DMF? If, so what would be temperature and how much time it may take to dissolve into...

18 January 2021 5,800 3 View

Why Eviews dont allow me to run heteroskedasticity test ?

Dear all, Hello, I would like to ask a question about heteroskedasticity test using Eviews 11. Actually, after having the results of my estimations using fixed effect model for paned data (for 2...

09 May 2020 8,213 6 View

Can someone help with the selection of a Gravity flow gel-filtration column and media?

I am looking for solutions for purification of a PEG-DRUG conjugate. The conjugation is achieved with the help of DCC and NHS. The MW of PEG is 3.5 and 5 kDa and the MW of the drug is about 300...

02 October 2019 6,000 1 View

How to implement Machine learning algorithm in cloudsim ?

I want to use machine learning concepts in cloud computing. Can any one share learning resource links for implementing Machine Learning algorithms in Java ? I am not aware how to generate or...

09 May 2019 3,417 17 View

I want to ask about biodegradable material which decrease gelling temperature to 34 c ?

Hi i formulate polymeric nano crystal using F127 and F68 by different ratio . these form gel at 38 c i want to decrease gelling temperature to 34 c. i need to add material to decrease gelling...

19 July 2018 3,081 3 View

Xenograft tumor measurements when using matrigel?

27 October 2016 569 5 View

Power needed to fully charge a car battery?

22 October 2016 4,800 3 View

Anyone familiar with LDH assay and MTT assay?

Hello I run both cell viability using MTT and membrane integrity using LDH analysis, but I find the same compound shows higher levels of LDH release compared to the cell viability data. Can anyone...

15 February 2015 1,206 19 View

Can someone suggest a protocol for preparing cell samples for flow cytometry analysis?

I am trying to find the ROS production in adherent cells after exposing them to stress causing agents, using flow cytometry. I am no sure how should I go about the sample preparation. Please help

14 November 2014 8,200 12 View

What are the values needed for gabor filter's parameter for cifar10 data?

Hi, I implemented a code to gabor filter cifar10 data but the images after being filtered and stacked are not clear like the original images. I think the problem is in the way I am using the...

03 March 2021 6,317 1 View

Discrete Phase model (DPM) particle break-up has particle size limits during particle tracking?

Hello, I am currently working on simulating water droplet partciles in a closed room. When I use uniform particles, without "particle break-up", I can carry out the simulation without any problem....

02 March 2021 3,053 2 View

How to calculate Total Flavonoid?

I analyzed flavonoid total spectrophotometry, the procedure as below: 2 ml supernatan added 5 ml dd.H2O, then added 0,15 ml NaNO2 5%, 5 minutes later added 0,15 ml AlCl3 10%, After 6 minutes,...

01 March 2021 6,722 1 View

What are the new 2D nanomaterials were used for Silver nanoparticles stabilization?

In the stabilization of AgNPs are vital in current research interest. However, some of the 2D nano-materials like graphene oxide, MoS2, etc... previously used to stabilize it. But still they shown...

01 March 2021 2,207 3 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

Distribution of particles in metal matrix?

How would define the "good" and "poor" distribution of particles within the matrix. Is there a quantitative solution to assess the distribution of the particles, which then having denotation of...

28 February 2021 7,397 8 View

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 View

Zno nano particles colour changed from white to grey in process of calcination any suggestions?

In the formation of Zno nano particles process, after drying at 120 degree C, my zno nano particles are completely white but when i calcine it for 450 degree C it converts into grey colour. i...

26 February 2021 2,435 4 View

How does charge on working electrode changes with rising potential?

During performing CV of a GCE or modified GCE, we rise the potential in the first half of the cycle and reduce it in reverse half. During the first half, what is the nature of charge on GCE or...

25 February 2021 7,994 3 View

Why there are two peaks while using the mie plot of Silver nanoparticle?

Hi, I am trying to learn the theoretical modelling of silver nanoparticle using the Mie scattering theory. After that, I discovered a software named Mieplot developed by Philip Laven, where it...

25 February 2021 7,493 6 View