Differences between sheep blood with Alsever solution vs citrated/defibrinated sheep blood in microbiological media?

I am aware of a study that has compared the use of citrated and defibrinated sheep's blood in microbiological media (Hair Sheep Blood, Citrated or Defibrinated, Fulfills All Req... ), but can...

10 February 2021 5,927 1 View

Is there any possibalities of PDMS coating on Biochar Powder?

Hello, I'm doing a research regarding gas adsorption on hydrophoobic biochar. Is there any way to coat PDMS on the biochar powder?

05 October 2020 5,610 1 View

Phase index and group index of SOI waveguide?

How do I experimentally obtain the group index or phase index of waveguides? What kind of waveguide could help? Any literatures?

29 April 2019 4,391 4 View

Phase index and group index of SOI waveguide?

How do I experimentally obtain the group index or phase index of waveguides? What kind of waveguide could help? Any literatures?

03 April 2019 8,932 6 View

Has anyone done Gibson Assembly to build a large DNA construct?

Dear all, I am currently trying to do a 3-way Gibson Assembly using 3 DNA fragments of size, 2.4 kb, 4 kb and 6.3 kb. The final ligated product will have a size of 12 kb. My protocol involves...

08 January 2018 4,181 5 View

Do you know where to obtain the Bio-Rad MyCycler Gradient Upgrade Kit #1709707EDU?

14 September 2017 7,773 3 View

Is store-bought glycerin (glycerol) USP 99.5% suitable for use as a bacterial cryoprotectant?

It's my guess that this is no different from the glycerol sold by lab supply companies but I was curious to see if anyone has tried using store-bought glycerin to freeze bacteria for cryo-storage...

07 September 2017 3,958 4 View

Publication on semiconductor Q switched laser?

Anyone has any semiconductor Q switched laser to share with me?

07 August 2017 6,315 1 View

Wet Etching of P-GaP?

Any one know of any chemical mixtures that can wet etch P-doped GaP?

26 December 2016 8,788 1 View

Wet Etching of P-GaP?

Any one know of any chemical mixtures that can wet etch P-doped GaP?

11 December 2016 3,772 1 View

Which is the most efficient etching solution for nickel based alloys?

Which solution reveals the microstructure and features of nickel-based alloys?

02 March 2021 2,221 3 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

How can I selectively dry etch Ti on a polymer substrate?

24 February 2021 5,378 1 View

How the Ground Plane implantation is performed without damaging (and w/o varying the undoped nature) the top Si (8-10 nm) in FDSOI technology ?

It is a general practice to introduce Ground Plane in FDSOI devices under the BoX. The Ground Planes are introduced by Ion Implantation through Top Si layer and Buried Oxide. I wanted to know that...

24 February 2021 5,974 4 View

Can a semi-conductor material have different absorption coefficient?

Does the absorption coefficient of the semiconductor changes with the change in the structure of the semiconductor? If you have a thin film and nanowire of the same semiconductor, will the...

23 February 2021 9,799 4 View

What is the best etching method for Mg-Ca alloy?

I have used Picral etchant (4.2 g Picric acid, 10 mL Acetic acid, 70 mL Ethanol, 10 mL distilled water) but it didn't work. Is there any alternative?

21 February 2021 2,558 5 View

How can we determine the band gap of a composite material that is made up of a composition of direct and indirect band gap semiconductor materials?

I have a direct band gap material and an indirect band gap material. If I made a composite of both through physical mixing. Then how can I determine the band gap of such a material as the Tauc...

17 February 2021 8,104 4 View

Is it possible to highly selective remove a fused silica template from PDMS by laser-induced backside wet etching (LIBWE) method?

Hi everyone I'm trying to pattern circular cross-section microfluidic channels in PDMS. The template is an optical fiber with an axially non-uniform diameter. To the best of my knowledge, there...

22 January 2021 2,352 2 View

Any resist stripper which can remove thick metal based polymer residue and which is compatible with doped silicon ?

I am looking some resist strippers which can easily remove metal based polymer residue after post dry etch process. I have some candidates below but not sure if they are compatible with doped...

21 January 2021 3,008 3 View

What is suitable etching resist coating for polished Titanium Grade 5 surface?

Currently we start a chemical etching project. This project involved etching a polished titanium grade 5 surface part. We facing a problem where by our etch resist coating peel off during etching...

15 January 2021 1,592 3 View