What is the hand packed block-wise glass bead arrangement?

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DNA extraction from clinical sample of Staphylococcus aureus?

Salam everyone, So I am trying to extract DNA from isolates of clinical samples of staphylococcus aureus, I am using a QIAamp UCP kit. I followed the same manufacturer protocol and used Qubit to...

03 July 2024 3,892 1 View

How to define non-linear parameters for time history direct integration case in SAP2000 using MATLAB API functions?

I use MATLAB to define SAP Model using API function but when trying to define time history direct integration case, the non-linear parameters change from the default which affect the results and...

04 June 2024 2,369 1 View

Hello colleagues, is there any onlineplatform/server (free) that can peform MD simulations for 500ns ? prefered GUI ?

I need it uopn a reviewer's request to make a 500ns MD

07 February 2024 7,667 3 View

Can you help me suggest biotechnology graduation projects?

Graduation projects animal biotechnology plant biotechnology microbial biotechnology bioinformatics

04 December 2023 3,530 9 View

Shall the expression level of reference gene in qRT-PCR remain constant between the cells of different tissues and organs?

I am performing qRT-PCR for zebrafish different organs and tissues using sybergreen and elongation factor 1-alpha elfa as a reference control. However, there is variation in the expression levels...

29 November 2023 9,309 2 View

I need a Research that study the Relationship between Tax Planning (or Avoidance) and Tax Evasion?

or even the Effect of Planning on Tax Evasion. Thanks in advance,,

10 September 2023 2,941 3 View

CHIP qPCR results interpretation and significance?

I did CHIP qPCR for transcription factors on a promoter, I got fold enrichments (compared to control IgG) as 2.54, 2.75, 3.45 and 21 for diffferent transciption factors in different sites. Can...

28 August 2023 4,797 0 View

How to analyze MRI images of rat's brain, model for Multiple sclerosis?

hello, Currently, I have MRI data results for Wistar rats, examined to confirm the induction of multiple sclerosis. However, i don't know how to interpret these images! I would very much...

29 June 2023 9,285 4 View

Guiding an Electrical vehicle using electronic compass type of HMC5883L, How can I obtain the heading angle ?

I use a HMC5883L-type electronic compass connected to Arduino and I got the code programming that gives me the angle of regression but the problem is that when I tested it I found that it showed...

23 June 2023 5,088 0 View

How can I get a free valproic acid from its sodium salt ?

Free Valproic acid

05 June 2023 3,378 0 View

What precautions should be taken while handling S. aureus enterotoxin Type B in the lab?

I would like to understand potential safety concerns while handling SEB in the lab. Especially while working in animal house facility. Would like to know precautions for handling. Sigma MSDS...

07 August 2024 6,034 3 View

How to understand this crystallographic phenomenon of low temperature crystals in zeolite?

During low-temperature testing, new diffraction peaks that appear could be indicative of several phenomena. In one of our tests, we observed notable new peaks around 40° and 45° in a specific...

06 August 2024 726 3 View

How Social Media Affects Your Mental Health ?

How Social Media Affects Your Mental Health

04 August 2024 6,961 3 View

How does social media influence people's dental habits and interest in aesthetic dental treatments?

Hello, Dear friends, I am surveying as part of my thesis research and would greatly appreciate your participation. The study investigates how social media influences dental health behaviors...

01 August 2024 9,349 2 View

When I simulate for S parameters using ADS, I have faced this issue that I have attached. Please anyone clarify me?

...

31 July 2024 1,671 3 View

Do some Staphylococcus aureus strains have in vitro antimycobacterial activity ?

Some Staphylococcus aureus strains Inhibit the growth of Mycobacteria in Mueller Hinton Agar medium containing 10% OADC. Do some Staphylococcus aureus strains have in vitro antimycobacterial activity?

29 July 2024 10,023 2 View

How to maintain the drug concentration in cell culture study for long term?

I am working in the filed of long acting drugs with Nano formulation. I want to study the efficacy of my formulation in 2D cell cultures while this required media change on every two days. In such...

24 July 2024 8,696 0 View

Wrong out put for gmx x2top?

Dear users, I would like to simulate a zeolite structure in gromacs. I got the .cif file from IZA expanded in one direction in Materials Studio and exported a .pdb file. However, when I want to...

24 July 2024 367 4 View

How can I identify popular hashtags on a social media platform from three years ago?

I'm looking into climate change fake news (specifically ice melt fake news) on TikTok and YouTube, and I'm going to be gathering relevant social media posts from around COP26. Any ideas on how I...

23 July 2024 6,737 2 View

Could international experts in media and journalism, AI, communications and international communication share this conference link?

"Integration of Mass Media and Communication into the System of International Relations: Place, Role, Actuality and Prospects: Modern Media Issues 2024" Website: https://immcir.alnoor.edu.iq/

23 July 2024 3,139 6 View

Carlos A. Grattoni

Not sure what you call the sandbox apparatus. Can you describe what is this apparatus?

However, the rest of your question seem to imply a method to create heterogeneities during flow with some form of visualisation.

I would suggest to look at this paper:

Transport in Porous Media 2010 Vol: 87(1):335-353. DOI: 10.1007/s11242-010-9687-4 Immiscible Displacement in Cross-Bedded Heterogeneous Porous Media

Abdelrahman Abdelgawad

Dr. Carlos A. Grattoni

Thanks, I got it