How can i gel cast a dense and big (almost 0.5 m) alumina specimen without cracking?

More Milad Vahman's questions See All

Which kind of coating or lining is suitable for a carbon steel portable container of 98% H2SO4 (Sulfuric acid) at 90°C?

there is portable carbon steel container of 98% H2SO4 at 90°C. what is an appropriate coating or lining for prevention corrosion in this case? what do you think about rubber lining? also vapor of...

05 June 2019 1,984 4 View

Which of the refractory materials can be used for heat insulation of a 1000°C reactor?

there is an extractive metallurgy reactor and its core is in 1000°C. there is some heat supplying flames around the core and i want to apply refractory materials around them for the purpose of...

05 June 2019 9,321 4 View

I want to define the subject of my PhD thesis on tungsten carbide spark plasma sintering. is there anyone who can help me in this way?

Im interested into spark plasma sintering of tungsten carbide powders an production of different segments via this. its gonna be my PhD thesis subject so it has to have innovation and should be on...

04 May 2019 5,227 1 View

How can i prevent corrosion in a steel waste container?

cladding or lining or coating or .....

03 April 2019 9,849 6 View

Im looking for a book or review paper about carbon and its different forms.is there anyone who can help me?

a complete book or review paper on carbon and graphite.

03 April 2019 6,926 4 View

I want to produce an object from fused silica and another from graphite. how can i form fused silica powder and also graphite to my desired shape?

what are the forming and shaping methods of graphite and also fused quartz powder?

01 February 2019 7,619 3 View

Between 100% pure liquid hydrochloric acid at p=80 bar and 38% hydrochloric acid also at p=80 bar which is more corrosive?

does presence of water in 38% acid makes any differences? temperature is the same.

11 December 2018 4,873 1 View

Are poly-amides corrosion resistance against gaseous Hydrochloric Acid at 60 °C?

Can it resist dry HCl at 60 °C ?

09 October 2018 3,397 2 View

Is anhydrous hydrogen chloride a corrosive gas?

Im confused because some references take anhydrous hydrogen chloride as a corrosive gas but some of them take it neutral. if it is corrosive, what materials can resist high temperature corrosion...

09 October 2018 4,285 8 View

Is there anyone who can explain me gel casting using isobam? does it nedd any sispersant or initiator? what are the steps of gelling? how it gels?

does it gel automatically after mixing with water and ceramic powder?

08 September 2018 6,433 0 View

Does anyone know what might be causing the smeared bands on my western blot?

I got these smeared bands quite often lately. We typically run the gel at 140V with a 10-12% gel and do a wet transfer at 220 mA for 1.5 hr in cold room. We also noticed some dirty spots/dots (see...

10 August 2024 7,480 3 View

Why is my ASO degraded quickly on agarose gel?

I have been working on Red blood cell-derived extracellular vesicles as Antisense Oligonucleotide (ASO) carriers. We normally run agarose gel to quantify the loading efficiency. I used naked ASO...

06 August 2024 3,130 2 View

Low-yield gel extraction problem?

I am having an issue with my gel image where my PCR product is not appearing very bright on the gel. When I perform gel extraction, the A260/280 purity value is very low. I used the Qiagen gel...

05 August 2024 9,798 3 View

Which distribution type should I use when calculating the average particle size from TEM image? and how to calculate the error ?

average particle size calculation from TEM

04 August 2024 2,921 1 View

Who of all the Global Scientific community will help me Prof. Dr. Yoshida make way for TPEOM, MEC ~EMC to return the atmospheric gases to the norma ?

TEP presentation caption (The Environmental Project) Re: Why should Washington’s DC, or any country government point of location think of as nowadays of as to being 'tomorrow as to come! if it...

03 August 2024 2,484 1 View

How to load and plot 2D-PIV (particle image velocimetry) recorded velocity vector field in Techplot?

Dear Researchers I need to know, how to load and plot 2D-PIV (particle image velocimetry) recorded velocity vector field data in Tecplot? Thank You

02 August 2024 3,615 1 View

How to calculate effect size of AMCE (Average Marginal Component Effect) in Randomized Conjoint Experiment?

I am following Hainmueller, Hopkins, and Yamamoto's (2014) paper for my randomized conjoint experimental data analysis. The link to the paper is provided below. I received a comment from the...

02 August 2024 4,406 0 View

Does the delta function actually make sense to use on point particles?

The delta function seems produce logical contradictions when analyzed on a fundamental level. I would be curious if anyone else agrees.

31 July 2024 10,109 3 View

PCR showing no bands - Master mix and primers didn't mix?

Hello everyone, I performed a PCR yesterday, and the results showed no bands on the gel. Of course, I probably missed some crucial steps, like adding my samples to the PCR strips themselves, for...

31 July 2024 2,406 6 View

How to check pH of a high strength hydrogel?

We are working on biopolymeric hydrogels. Our system is highly viscous and sticky, and the gel formed are high in strength. We are unable to use pH electrode and pH strip. Please suggest an easy...

30 July 2024 942 2 View