May I get an explanation on how separation of elements and crystal formation take place with white dwarf cooling?

25 October 2018 0 3K Report

May I get an explanation (at least possible one) on how separation of elements and crystallization of interior matter take place in course of white dwarf cooling processes?

Latest study materials in this direction are welcome.

Badges
Science topic

More P.K. Karmakar's questions See All

In Chip-seq, what will be the impact of adding proteinase K before removing the magnetic beads?

I was following this chip-seq protocol https://www.cellsignal.com/products/chip-kits-reagents/plus-sonication-chromatin-ip-kit/56383 what will be the consequence if on the following state "VI....

20 July 2024 5,612 0 View

Researchers, if asked, which 5 Indian Gangster movies would you rate highly or recommend?

Why do I not try one on a Gangster or Mafia movie(s)? This is what I have been thinking for a month or so. Finished the one on ED (Emily Dickinson), and submitted it to a journal.

21 June 2024 2,717 2 View

Anybody has the following paper?

Menke, Arnold S. (1977). "Aha, a new genus of Australian Sphecidae, and revised key to the world genera of the tribe Miscophini (Hymenoptera, Sphecidae, Larrinae)". Polskie Pismo Entomologiczne....

29 February 2024 3,765 1 View

Are you working on any aspect of Anopheles stephensi?

Hi colleagues, You may be aware that Anopheles stephensi, the urban malaria vector has been recently recognized as an important invasive species. I would like to know who are working on this...

02 January 2024 5,726 6 View

Would you please share the index of first lines / poem index of the book 100 Selected Poems: Emily Dickinson?

I do have "The Complete Poems of Emily Dickinson."

01 January 2024 5,297 0 View

Will the universe expand forever?

We know that the universe is expanding with acceleration. Can there be any event of such a large scale that can alter the trend of expansion and begin contraction or even stagnant universe?? Lets...

25 December 2023 8,898 3 View

When we add template in a ready to use master mix for PCR amplification, the sample/template get diluted?

I used a established PCR kit to amplify the target DNA. The instructions from kits was given to use (1.5-15ng/ul) concentration of DNA. After DNA extraction procedure i got 23ng/ul;then i adjust...

13 November 2023 4,699 4 View

Any protocol set for fish ethology study with different parameters?

Hi! I am quite a novice in the field of fish ethological research. I am looking for a step-wise guide for parameter choice and data analysis. Especially the movement tracking and behavioural...

08 October 2023 7,282 3 View

How can SMEs practice Lean Management with limited resources and skills ?

SMEs (Small & Medium Enterprises) have low labor intensity and do not have skilled lean practitioner. Productivity and competitiveness for SMEs are usually low and experience challenges to...

07 October 2023 2,565 8 View

Researchers, do you by any chance have any soft copy of the book 𝘓𝘦𝘵𝘵𝘦𝘳𝘴 𝘰𝘧 𝘌𝘮𝘪𝘭𝘺 𝘋𝘪𝘤𝘬𝘪𝘯𝘴𝘰𝘯?

𝙇𝙚𝙩𝙩𝙚𝙧𝙨 𝙤𝙛 𝙀𝙢𝙞𝙡𝙮 𝘿𝙞𝙘𝙠𝙞𝙣𝙨𝙤𝙣 by Emily Dickinson (Author), Mabel Loomis Todd (Editor)

28 September 2023 6,709 1 View

How to understand this crystallographic phenomenon of low temperature crystals in zeolite?

During low-temperature testing, new diffraction peaks that appear could be indicative of several phenomena. In one of our tests, we observed notable new peaks around 40° and 45° in a specific...

06 August 2024 726 3 View

Why Powder XRD is performed after cruhsing a crystal if Single Crystal XRD analysis of the same crystal has been performed already ?

What information we can get from PXRD analysis other than from SCXRD analysis of a crystal ?

30 July 2024 6,261 4 View

How to know the b axis of a single crystal?

How to apply magnetic field parallel to b axis of any crystal

29 July 2024 4,083 2 View

How can I use DFT-D3 correction ( Siesta version 5.0.1)?

Dear Siesta Users, I installed Siesta 5.0.1 and I want to use Grimme's D3 correction. According to the 5.0.1 manual, I could use a few parameters to include the D3 correction in the...

27 July 2024 5,748 0 View

Is it possible to run the AIMD within a system using virtual crystal approximation (VCA)?

I want to study the thermal properties of a mixed system which is constructed by virtual crystal approximation in VASP. When I try to run the ab initio Molecular Dynamics of this system in VASP, I...

19 July 2024 6,569 3 View

What is the angular difference between two sets of Euler Angles?

Let's say I rotate a hexagonal crystal using Euler angles (φ1, φ2, φ3); and rotate another similar crystal using Euler angles (ψ1, ψ2, ψ3). What would be the angular difference between the final...

17 July 2024 5,582 1 View

How we can make this(as in figure) type of crystal structure (any software)?

I want to make this type of structure. Can anybody recommend the application for this?

15 July 2024 5,864 2 View

How to use stress and displacement results from 1st stationary simulation as initial conditions for 2nd eigenfrequency simulation in COMSOL?

Dear All, I am trying to define the dispersion curves of a periodic unit cell in COMSOL Multiphysics with prescribed displacements. I am using two separate studies: - Study 1: Stationary, with...

13 July 2024 7,855 1 View

How long takes to a batholith to crystallize?

How long would it take for a 'normal' granitic batholith to crystallize? Are there any calculations on it?

12 July 2024 7,436 0 View

Does egg white interfere with any histology staining?

I have mouse lung tissue which is mounted with egg whites.I need to stain my tissues with PAS and HE. Can egg whites interfere with these stainings?

02 July 2024 8,261 0 View