How can i get benthic diatoms from sediment by core?? i mean washing sediment??

More Ahmed Sas's questions See All

I have get this error when i calculated the geometrical optimization for prco3, it takes 12 hours until gives this message in the outputfile?

Fatal error in MPI_Allreduce: Other MPI error, error stack: MPI_Allreduce(1628)......: MPI_Allreduce(sbuf=000002459254A180, rbuf=000002459F86A140, count=4851, MPI_DOUBLE_COMPLEX, MPI_SUM,...

09 August 2024 7,615 1 View

Why Do TDS and EC Increase with Larger Wastewater Volumes, While BOD and COD Decrease?

I have carried out MFC experiments on three different volumes, 50, 500 and 1000 mL of wastewater. Results after MFC treatment shows that TDS and EC are more in larger volumes of water i.e. TDS and...

09 August 2024 9,621 0 View

How to set the environment variable for incorporating the GD3 dispersion in G16 for performing calculations using the OPBE functional?

I have incorporated the dispersion effect for the OPBE functional by specifying the S6, SR6 and S8 parameters for GD3 in Gaussian G09 package. For this purpose, I have defined the environment...

05 August 2024 1,494 2 View

How prion can cause disease?

how is prion can cause disease

01 August 2024 250 1 View

Has anyone used Jump 2 before?

Jump 2 is the 1st app scientifically developed to measure your jump height.

31 July 2024 8,194 0 View

Help on understanding the implementation of Mori Tanaka method on MATLAB?

I am new to Micromechanics and having similar problem with understanding the implementation of the formula's. I would appreciate if anyone can guide me on how to go about getting a scalar value...

30 July 2024 969 0 View

I need a reliable source or an example supported by excel sheet to understand Fuzzy Vikor?

27 July 2024 5,916 1 View

What are the most PROBLEMS of HYBRID nanofluid in oil industry ?

explain your idea

23 July 2024 1,197 0 View

Can anybody provide me the Matlab code to plot the attached picture (Time-Frequency Domain), please?

Time-Frequency Domain

19 July 2024 8,031 2 View

"Hello, I am trying to find public datasets containing FTIR spectra of blood samples (both healthy and disease-related)?

These datasets will be used in the training of machine learning algorithms. Does anyone know any available data?"

17 July 2024 6,519 3 View

Is the black sediment consider as sand? If not, how can I filter it out?

Hi researchers! I'm working on soil texture analysis, and the end result for sand is doubtful because there is black sediment appearing after drying, as shown in the figure. Is it considered sand?...

30 July 2024 557 2 View

Prevent sedimentation and maintain the suspension of powder particles in the resin ?

Hello, I am experiencing an issue with mixing micro powder with resin in a 3D printer. The problem is that sedimentation occurs after a short period (about half an hour to an hour). Could you...

23 July 2024 1,672 0 View

Interpreting ATR-FTIR Spectra for Microplastics Research?

Hello everyone, I am currently pursuing a PhD in Environmental Engineering with a focus on microplastic studies. My background is in Civil Engineering, and I am relatively new to working with...

18 July 2024 7,258 3 View

How do I prepare a working stock solution of 14C sodium bicarbonate to get a final activity of 3uCi?

I need to make a stock solution for radioisotopic incubations of freshwater sediments to study dark primary productivity but I have some confusion as to how I calculate the concentration of 14C...

15 July 2024 5,898 0 View

Is there any possible explanation for the statement written below?

Low magenic concenrartion indicating enhanced chemical weathering associated with warm and wet climate in detrital sediments.

14 July 2024 1,381 4 View

What is this animal ?

In saw this creature during a cable laying operation at 20km off the coast of Timor Leste on the timor sea at a depth of 1200 m.

14 July 2024 4,715 1 View

Are diatom inclusions found in shellfish shells?

Mangroves were reported to eat into limestone atolls like so much cake - but could it have been diatom partnerships at mangrove roots that ate into the rock? If gypsum formation is a clue, how...

12 July 2024 159 2 View

How is the preparation to obtain secondary metabolic extracts?

Hi everyone! I am working with bacteria and fungal collected from marine sediments. I would to know the methodology since the preparation of biomass until the extraction and stored of secondary...

03 July 2024 6,177 3 View

Interested in a Marine Plankton identification and discussion group ?

I have a number of unidentified microplankton organisms from nets or other marine collection efforts and would like to create a group (or join) where people can share their expertise and ask one...

30 June 2024 3,421 4 View

How can I statistically compare shannon index values between two years?

I have six ecosystems in two substrate categories (Triplicates essentially). I have determined shannon wiener index values for each ecosystem and also for the two categories separately. I have...

16 June 2024 6,841 7 View

Syed Abbas Jafar

Ahmed:

You may follow Method described in this link:

Best

Syed

Article The Holocene Diatom Flora of Marine Bays in the Windmill Isl...

Mehmet Nuri Bodur

I think that you have to use the stainning techniques before the washing and sieving of the sediment samples.

Danijela Mitic Kopanja

Metods for washing sediment core