e161ef40b3
per-family parameters for kinehardening
2023-08-11 10:36:03 -04:00
ffdf478b62
all parameters as slip family-dependent
2023-08-04 13:07:42 -04:00
96de1abc04
forest projection of both edge and screw character with adjustment parameter f_edge
2023-06-22 14:16:27 -04:00
289765cae3
better values and documentation
2023-04-28 00:39:52 +02:00
eeb0825e63
adjusting to original publication
...
Our implementation is using synonymous names for parameters compared to the paper by J.A. Wollmershauser, B. Clausen, and S.R. Agnew.
'xi_inf' and 'chi_inf' are not strictly "asymptotic values", but stresses that correspond to the back-extrapolation from the terminal linear hardening stage (characterized by 'h_inf_xi/chi').
All parameters are referenced back to their counterparts in the paper by J.A. Wollmershauser, B. Clausen, and S.R. Agnew.
2023-03-31 17:54:25 +00:00
13630325c3
notation following paper
...
https://doi.org/10.1016/j.jmps.2016.10.012
DAMASK paper
2023-03-13 17:23:28 +01:00
f427b85967
re-fit for new phenopowerlaw formulation
2023-01-23 21:51:08 +01:00
1174e94486
re-fit
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- new phenopowerlaw formulation for hardening
- physics-based interactions (scaled DDD results such that
self-hardening is 1.0)
2023-01-15 01:34:30 +01:00
6c1edaeaac
new data for Aluminum
2023-01-15 01:33:50 +01:00
695d78eb35
have EOL and EOF
2023-01-08 14:32:13 +01:00
47e29f47fb
re-fit
...
using higher order polynomial where appropriate. Code for fitting in
"parameters" repository
2023-01-08 14:31:54 +01:00
976cfd501a
thermal expansion coefficients for SiC
...
this material was the initial motivation for adding fourth order
polynomials, but I could not find a reliable source for the graphs send
to damask@mpie.de . It seems that the CTE levels off for even higher
temperature which calls for a higher order polynomial
2023-01-08 14:31:43 +01:00
eb74d5a097
polishing
2023-01-08 11:54:42 +01:00
64fbfbb206
re-fit with correct conversion between Celsius and Kelvin
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procedure is documented in the 'parameters' repository
2023-01-08 10:58:01 +01:00
b9195a121f
commonly used scaling
2023-01-08 10:57:36 +01:00
1711bf3220
re-fit using correct scaling
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code is in 'parameters' repository
2023-01-08 10:57:06 +01:00
81870a6111
re-fit data
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some small adjustments, procedure is now reproducible using "parameters"
repository
2023-01-08 00:25:43 +01:00
cca5d6d495
impoved naming
2022-12-09 06:48:16 +01:00
ef435ee7d1
commonly used variable name
2022-11-20 09:40:15 +01:00
28ea09050d
polishing
2022-10-25 23:18:22 +02:00
ff3e08531e
including test
2022-10-23 12:42:17 +02:00
0c83245d4b
example files for TWIP/TRIP
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I'm not able to reproduce the results from https://doi.org/10.1016/j.actamat.2016.07.032 ,
but these parameters give results that are qualitatively ok
2022-09-22 16:39:23 +02:00
576c79a619
following DAMASK paper
2022-06-13 14:08:45 +02:00
9b94aca09f
new example file
2022-06-08 23:28:54 +02:00
1b5194288b
polished tests, consistent variable name
2022-06-04 07:26:45 +02:00
77f586b1d7
Merge remote-tracking branch 'origin/development' into consistent-damage-parameter-names
2022-05-22 23:35:42 +02:00
0f1d0cbd61
copy and paste error
2022-05-17 08:53:32 +02:00
b3992e0ff0
test new example files
2022-05-16 23:24:29 +02:00
cda6e0af35
some difference to pure Ni
2022-05-13 11:44:02 +02:00
37eb567451
dataset for Platinum
2022-05-13 11:10:02 +02:00
fb633798af
following paper
2022-04-01 19:47:40 +02:00
4cc7f94eef
guide the user
2022-02-19 23:10:05 +01:00
bba105c2a8
re-fit, documented details
2022-02-13 18:37:34 +01:00
e3a64ae4ff
don't fit close to 0K
...
cryogenic temperatures are normally not of interest, avoid considering
the strongly curved region below 80K in the fit gives probably better
extrapolation properties for T>300K
2022-02-13 14:57:01 +01:00
ba16ea21a0
avoid overfitting
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there are only 3 data points for C_13, with one close to 0K. Leave this
point out and fit only a 1st order polynomial
2022-02-13 14:48:15 +01:00
bb6a62c475
more temperature dependent data
2022-02-13 13:49:19 +01:00
663b84641e
needed for a complete set for Sn-beta
2022-02-12 22:29:56 +01:00
80f5496ef2
adjustments and improved documentation
2022-02-12 22:20:51 +01:00
4d808335de
polishing
2022-02-12 18:55:01 +01:00
cdabdb9882
temperature-dependent thermal conductivity
2022-02-12 16:11:09 +01:00
3bdfc29fb2
Parameter set for beta-Sn
2022-02-12 15:42:39 +01:00
eb0fca9222
generic examples
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might help some users to make the connection between old an new names,
good to have examples anyways
2022-02-12 09:08:38 +01:00
0f0108f603
polishing
2022-01-09 08:14:31 +01:00
a884b99aa9
Merge remote-tracking branch 'origin/development' into physics-based-hex-interactions
2022-01-08 20:45:46 +01:00
c29428a609
Merge branch 'more-material-parameters' into 'development'
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new material parameters
See merge request damask/DAMASK!490
2022-01-06 16:28:40 +00:00
4a0a1f7ac9
paper is online
2022-01-02 22:29:48 +01:00
7e4a374c9e
new material parameters
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- austenitic steel AISI304
- SAE1050 after quenching to martensite
I don't know how the old set of elastic constants for martenstite
(originally coming from 10.1088/0965-0393/23/4/045005) was derived,
but it is hard to believe that the elastic behavior can be that strongly
modified by a heat treatment.
2021-12-27 21:10:28 +01:00
32e741ae2c
elastic constants for bcc iron
2021-12-21 15:54:46 +01:00
242fa486a6
Merge branch 'Temperature-dependent_Elastic_Constants-Al_and_Ag' of magit1.mpie.de:damask/DAMASK into Temperature-dependent_Elastic_Constants-Al_and_Ag
2021-12-14 18:10:39 +01:00
9c79c29288
Lattice, density and reference
2021-12-14 18:10:11 +01:00
Philip Eisenlohr