Why YbF3 nanopowder color becomes gray or black after sintering?

YbF3 powder color becomes gray/black when I sinter at 400C or 500C or 600C even when I sinter with a cover on the powder. I am using Yb acetate as a Yb source. When I use Yb nitrate as a source,...

31 December 2017 255 7 View

TiO2 dispersion in Toluene

05 June 2017 3,976 5 View

Can I get graphene in powder form from its dispersion in ethanol?

05 June 2015 8,465 4 View

How can I plot stress-strain graphs in Ansys mechanical APDL?

I am simulating uni-axial compression behaviour of porous materials and used multi-linear isotropic hardening material. Now I have to plot stress strain graph from simulation results in order to...

03 April 2014 1,964 4 View

Is there any mathematical relationship between porosity, Young's modulus and compression strength of NiTi SMAs for biomedical applications?

I am determining the mathematical relationship to indicate the changes in Young's Modulus and Compression Strength of NiTi Shape Memory Alloys by the incorporation of porosity. I have prepared 4...

11 December 2013 3,135 14 View

Modeling and analysis of porous materials or foams in an FEA software.

Is there any way to model and analyze porous materials in any FEA package? I am investigating structural properties of NiTi foams using FEA.

10 November 2013 8,095 7 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View