Which CFD software to use for a rough simulation?

Hi I'm a beginner in CFD simulations. I have a complex geometry and I want to approximately visualize the airflow passing through this geometry. I don't need the simulation to be fully accurate,...

01 March 2020 3,337 20 View

How do we choose the observation time for Deborah's number? Can we choose any arbitrary time length? Is it based on the material?

I am doing some relaxation experiments to construct a master curve. I am trying to find Deborah's number for my polymeric system but do not know what I should put as observation time in the...

25 February 2019 4,407 3 View

What studies contain methods on the synthesis or development of nanocomposites made up of graphene membranes and carrageenan?

I am currently working on a paper on the development of varied nanocomposites which are made up of graphene membranes and various polymers

02 March 2018 2,860 4 View

Are there studies which show methods of synthesis of graphene membranes?

We are planning to synthesize nanocomposites made up of graphene membranes and natural polymers

02 March 2018 1,477 2 View

Are there studies about development of nanocomposites made up of graphene membranes and some natural polymers?

We are planning on working on a project which would develop nanocomposites made up of graphene membranes and polymers

02 March 2018 6,950 4 View

Hello! Are there any researchers who can help us in analyzing and interpreting the data that we got from UV-Vis spectroscopy?

We are high school students from the Philippines and we used the UV-vis spectrophotometer for the data that we need in our study, however, we would like to seek professional help and opinion...

27 January 2018 4,517 5 View

Are there any studies that focus on the negative effects of too much fertilizers on plants?

We are looking for literature which can support or show the negative effects of excess fertilizer application on plants

14 October 2017 1,906 5 View

Do superabsorbent polymers/hydrogels have a negative effect on plants, soil, the environment or in humans, when it is being applied in agriculture?

I am looking for negative effects of SAPs/hydrogels when it is being used as a water reservoir in agriculture

18 March 2017 9,544 4 View

How can I purify (recrystallization) NIPAm?

30 December 2015 306 1 View

Which bacteria are suitable for quorum sensing screening?

I want to find a quorum sensing inhibitor from plant extracts. Klebsiella pneumoniae, Moraxella catarrhalis, Staphylococcus aureus, and Streptococcus pneumoniae. I looked for these strains...

01 March 2021 7,675 3 View

How to avoid protease degradation?

We purified a 50 KDa metalloprotease (Serralysin) from Serratia marcescens. We employed a DEAE cellulose in tris buffer and recovery it in a elution with 100 mM NaCl in the same tris buffer (20 mM...

10 November 2019 1,929 11 View

Antimicrobial compound produced during lag phase?

I have been studying two unknown soil isolates (one suspected to be Pseudomonas fluorescens) as part of my experimental project. They are both producing some antimicrobial compound in lag/early...

31 December 2018 2,391 1 View

What is the name of the media specifically used for bacteria performing casein hydrolysis?

We want to check if insects have a Serratia marcescens infection. Hence we wanted to know about Serratia marcescens selective medias.

10 November 2018 4,563 3 View

PCR identification of Serratia?

Is there any PCR primer for the identification of Serratia spp.?

02 March 2018 7,491 3 View

Issues with extracting RNA from 1x10^4 bacteria cells?

I am trying to extract RNA from preserved samples of Serratia marcescens. The cells are preserved in low concentrations, and cannot be cultured due to experimental constraints, therefore I am...

05 June 2017 4,922 3 View

What is the lowest concentration you have used to stain fixed bacterial cells with DAPI?

I diluted my stock DAPI, 5mg/mL (14.3 mM) in diWater, 1 to 10 in 1x PBS and it looks a bit like green curdled milk. I assume this is a strange reaction with the PBS salts. I used this...

02 March 2017 8,900 1 View

How can I maintain moraxella isolate for some months?

27 February 2017 496 10 View

How can I maintain moraxella isolate for some months?

01 February 2017 1,050 11 View

Two morphs of Serratia entomophila?

Hi all, I started working with Serratia entomophila and have noticed that early cultures form typical rods, but overnight cultures contain only smaller, oval bodies. Are those dormant stages...

08 September 2016 1,181 4 View