What kind of test is require for biomedical applications.?

07 July 2015 0 9K Report

What kind of test can be done to understand how different viruses and bacteria act on the surface of different metallic surfaces? I need some way to develop a coating with biomedical applications (surgical tools).

Badges
Science topic

More Hadi Parsamehr's questions See All

Does anyone know about the difference between solid and liquid EXAFS data?

Dear all, I have the EXAFS data at 800'c that shows disorder phase but the E(ev)-Xµ(E) graph shows similar peak with the crystalline phase. Also, I seen in the in-situ XRD that at 800'c my...

10 November 2017 5,459 1 View

Does anybody know about how I can find the percentage of each phase in poly-crystal material?

Dear All. I have several samples that the percentage of each composition are difference but all of them has two different phases. i want to specified the percentages of each phase. does any one...

04 May 2015 5,950 5 View

How can I fabricate TiN and TaN by sputtering Ti and Ta with N2 gas?

Dear All, I want to deposit TiN and TaN by Ti and Ta targets (magneto sputtering). I tried to fabricate it with different conditions of N2 gas during the sputtering and post annealing beside N2....

04 May 2015 1,227 10 View

Does anyone know a alloy or material with lower diffusion and high melting point?

Hi all, Does anyone know which metal or which alloy has a lower diffusion coefficient with a high melting point (at least 2000'C)? Or which material has less reaction with Fe, Cu and Al? Thanks!Parsa

03 April 2015 1,538 14 View

What is the best way to grow SiO2 on Stainless Steel substrate?

Dear all, I want to grow SiO2 on Stainless steel thin film by sputtering. After annealing, there is diffusion of the substrate to SiO2. I'd would like to ask if anyone has experience with this...

02 March 2015 5,207 5 View

Is anyone familiar with using Argon gas and Fermi gas for annealing of metals?

Dear All, I have a sample, the composition is a mixture of Al-Cu-Fe. I need to use Argon gas or Fermi gas during annealing to avoid sublimation and oxidation. Which one is better? Also I should...

09 October 2014 6,361 8 View

Best thickness for achieving a crystal - can anyone help?

Dear all, How can I calculate the best thickness for my samples? It means I can sputtering thick layer or Thin layer. Resistivity and conductivity is not important just i need to achieve to best...

09 October 2014 3,796 1 View

What methods can I use to check the shape of crystals?

Dear All I have analyzed the quasicrystal i have prepared by xrd, but i'm not sure if the crystallization is correct. I know that we can check it via TEM or another method. May I ask about the...

08 September 2014 554 9 View

What are the rules of measuring mass elements in composition?

Hello everyone, I want to find the percentage of each elements in my thin film, the composition in my thin film is a mix of Al-Cu-Fe. I know, I can measuring by ICP-MS or XRF. but I have two...

07 August 2014 9,791 17 View

What is the relation between the number of tilling and degree of packing in quasicrystal?

In quasicrystal, a different set of tilling can form the quasicrystal. However, most of the mathematical theory is trying to explain the quasicrystal tilling from one starting point and not from a...

01 January 1970 6,815 1 View

Adhesion strength of coating?

How can I determine a good adhesion strength range for coatings on polymer surfaces, such as DLC on polymer substrates? Is there a specific threshold for adhesion strength (from T-peel tests)...

10 August 2024 942 3 View

How do I conformally do PR spin coating on trench structure?

I did PR spin coating on trench structure. I used AZ P4620 PR and the thickness or PR is around 11um. The substrate is Si. And my trench structure depth is 141um(negative way). Even though I...

08 August 2024 2,298 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

Why do i have a weak plasma and no coating during rf sputtering?

I have been getting a low plasma and no coating while doing rf sputtering of copper doped ZnS using a power of 140 watts and at pressure of 6.5x10-3 Mb.

07 August 2024 4,526 4 View

How can I inoculate a lyophilized anaerobic bacteria into the culture medium without an anaerobic chamber?

There are anaerobic gas pak jars and environment providers in the laboratory that provide anaerobic environmental conditions for the growth of anaerobic bacteria. However, there is no anaerobic...

05 August 2024 4,945 3 View

How can we use mobile apps for improving students' academic performance?

Mobile apps can be a powerful tool for enhancing academic performance, how can we use mobile apps for improving academic performance

04 August 2024 9,492 0 View

Which statistical test should we use?

N=6 Comparing pre and post test likert scale responses. Participants are mix of practicing & preservice teachers.

30 July 2024 7,233 4 View

What is the reason I get 400nm nanoparticles using an extruder with 200 nm membrane for cell membrane coating?

I am trying to coat my micelles and PLGA based nanoparticles with cell membrane using an Avanti mini extruder according to literature . I use 200nm membrane but my particles end up to be 400nm And...

30 July 2024 3,294 3 View

How does the Retention time effect the Biogas Production?

List down the various factors responsible and how does this effect the overall biogas production when it is related to Hydraulic retention time of the digester based on the feedstock?

27 July 2024 4,800 4 View

Question about MHB (Mycorrhiza Helper Bacteria) isolation technique??

What are the most effective isolation techniques for obtaining MHB?? Is there are best approach techniques? I keep struggling in obtaining it.

26 July 2024 7,387 0 View