Predicted Material Properties Repository and Database (CrystalDFT)

A database of computationally predicted organic material properties


Welcome to the CrystalDFT Database!


This is an ongoing open-access project that contains our group's DFT-calculated electromechanical properties of small biomolecular crystals, metal-organic frameworks (MOFs) and racemic compounds. We invite you to look through this database and pick crystals to grow and characterise for piezoelectric applications or mechanical testing. Are you a computational chemist? Download some cifs and let us know how your predicted values compare! Do you work with photosalient materials? Check out our in-silico stress-strain curves.

If you want your published or unpublished data uploaded to this database you can contact sarah.guerin@ul.ie and shubham.vishnoi@ul.ie. We also welcome feedback on the site's usability, as well as suggested/new functional crystal structures to be included in our ongoing materials screenings. Our CrystalDFT work is published with the full methodology and discussion is now available for citation if you choose to use this database for your research. You can access it using the following link: https://onlinelibrary.wiley.com/doi/10.1002/anie.202501232.

"High-throughput computational screening of small, molecular crystals for sustainable piezoelectric materials"
Angew. Chem. Int. Ed. 2025, e202501232.

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ID Crystal Image COD/CSD ID Piezoelectric Stress [C/m2] / Strain Constants [pC/N] Elastic Constants [GPa]
edij ed_1 ed_2 ed_3 ed_4 ed_5 ed_6 cij c_1 c_2 c_3 c_4 c_5 c_6
201
Crystal Name: 3methyl-DAG   Chemical Formula: C13H22O6   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.150.05-0.01-0.01-0.020.03c1_-2.276.0413.98-5.24-1.28-0.11
e2_0.02-0.04-0.01-0.030.020.01c2_6.047.393.982.240.39-1.8
e3_0.05-0.010.070.03-0.070.03c3_13.983.9827.61-4.86-8.451.77
d1_5.3816.28-16.988.15-38.0722.75c4_-5.242.24-4.86-0.422.840.55
d2_-3.13-15.9512.267.621.77-11.2c5_-1.280.39-8.452.844.35-0.89
d3_-5.0814.33-7.42-4.78-26.8821.04c6_-0.11-1.81.770.55-0.892.29
202
Crystal Name: b-2-nitro-trans-cinnamic acid   Chemical Formula: C9H7NO4   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.030-0.06c1_23.9211.3210.120-1.130
e2_-0.03-0.07-0.030-0.020c2_11.3236.3917.340-2.980
e3_000-0.1100.02c3_10.1217.3440.470-5.040
d1_0000.40-12.57c4_0007.460-1.91
d2_-0.47-2.3-0.510-7.720c5_-1.13-2.98-5.0403.440
d3_000-14.840-2.79c6_000-1.9104.58
203
Crystal Name: cis-6-Hydroxy-4-methylcyclohex-1-enecarbaldehyde   Chemical Formula: C8H12O2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.0100.05c1_25.838.8310.6208.040
e2_0.06-0.1-0.0100.030c2_8.8326.629.5501.220
e3_0000.0200.05c3_10.629.5513.7600.350
d1_000-19.87018.93c4_0003.2402.88
d2_3.48-5.05-0.101.790c5_8.041.220.3506.620
d3_000-5.29011.31c6_0002.8805.74
204
Crystal Name: (S)-(2,2-Dimethyl-5-oxo-1,3-dioxolan-4-yl)acetic acid   Chemical Formula: C7H10O5   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.0100.01c1_20.328.129.4301.920
e2_0.02-0.04-0.050-0.010c2_8.1219.611.570-2.660
e3_000-0.020-0.05c3_9.4311.5718.5500.080
d1_0001.3401.41c4_0009.910-3.21
d2_3.69-2.19-3.260-3.420c5_1.92-2.660.0805.230
d3_000-4.640-9.52c6_000-3.2107.08
205
Crystal Name: 4-(1H-1,2,4-Triazol-1-ylmethyl)benzoic acid   Chemical Formula: C10H9N3O2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_00000-0.01c1_14.7913.4412.080-0.430
e2_-0.010.020.020-0.030c2_13.4427.8616.720-0.650
e3_0000.0400.04c3_12.0816.7217.9600.310
d1_0000.520-1.23c4_00010.2202.34
d2_-4.56-0.024.330-10.210c5_-0.43-0.650.3103.570
d3_0002.6205.93c6_0002.3406.55
206
Crystal Name: L-arginine-semimalonate   Chemical Formula: C9H18N4O6   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.230.030.080.02-0.030.03c1_40.1816.0921.45-1-2.1-5.41
e2_-0.010-0.05-0.09-0.020.06c2_16.0919.6717.51-2.22-1.56-4.9
e3_0.03-0.01-0.070.060.06-0.05c3_21.4517.5139.280.08-0.65-4.76
d1_7.69-3-0.212.890.454.83c4_-1-2.220.087.79-3.130.88
d2_0.24-0.71-0.73-15.4-7.614.66c5_-2.1-1.56-0.65-3.138.21-2.45
d3_2.713.72-4.915.1513.92-2.15c6_-5.41-4.9-4.760.88-2.4511.38
207
Crystal Name: 5-ammoniomethyl-1H-tetrazolide   Chemical Formula: C2H5N5   H-M Space Group: P31


HD View 3D View Crystal Details
e1_0.09-0.090-0.06-0.010.06c1_32.9218.4116.131.090.430
e2_0.06-0.060-0.010.06-0.09c2_18.4132.9216.13-1.09-0.430
e3_0.030.03-0.71000c3_16.1316.1393.07000
d1_6.82-6.820-9.86-3.277.67c4_1.09-1.0907.080-0.43
d2_3.83-3.820-3.279.87-13.65c5_0.43-0.43007.081.09
d3_3.243.24-8.72000c6_000-0.431.097.26
208
Crystal Name: n-butanol   Chemical Formula: C4H10O   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.130.050.04-0.06-0.010c1_26.576.394.28-4.040.150.51
e2_0.010.020.04-0.01-0.020.01c2_6.3913.069.09-2.69-0.740.59
e3_00.010.0200.02-0.03c3_4.289.099.4-1.48-0.11-0.57
d1_3.71-3.727.64-3.0621.4121.76c4_-4.04-2.69-1.488.410.08-0.88
d2_-0.04-7.1711.78-0.76.0911.01c5_0.15-0.74-0.110.083.73-4.03
d3_-0.6-5.089.781.8830.4224.75c6_0.510.59-0.57-0.88-4.034.07
209
Crystal Name: 1-amino-5H-tetrazole   Chemical Formula: CH3N5   H-M Space Group: P212121


HD View 3D View Crystal Details
e1_000-0.0200c1_19.6112.676.87000
e2_00000.080c2_12.6723.548.59000
e3_000000.07c3_6.878.5918.63000
d1_000-1.9800c4_0008.500
d2_000015.910c5_00004.860
d3_000005.96c6_0000011.8
210
Crystal Name: 2-[(4-nitrophenyl)methylidene]-1-benzofuran-3(2H)-one   Chemical Formula: C15H9NO4   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.06-0.03-0.08-0.02-0.05-0.01c1_23.3312.8514.752.824.531.01
e2_-0.050.04-0.07-0.02-0.04-0.02c2_12.8529.1321.792.646.272.4
e3_-0.05-0.11-0.08-0.04-0.05-0.05c3_14.7521.7930.17.158.334.09
d1_-1.482.57-2.972.59-4.78-1.08c4_2.822.647.158.233.363.96
d2_-0.917.24-6.550.05-6.478c5_4.536.278.333.367.662.65
d3_0.93-5.232.9-11.21-7.5917.57c6_1.012.44.093.962.650.91
211
Crystal Name: Theoretical Structure*   Chemical Formula: NA*   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.0800.12c1_30.511.3610.160-2.970
e2_0.020.21-0.0100.020c2_11.3619.528.520-1.320
e3_0000.040-0.08c3_10.168.5218.760-0.030
d1_000-7.53015.61c4_0008.090-0.93
d2_-1.9615.33-6.49010.040c5_-2.97-1.32-0.0303.680
d3_0004.160-11.06c6_000-0.9307.31
212
Crystal Name: 2-((Dimethylamino)methyl)aniline   Chemical Formula: C9H14N2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.010-0.01c1_17.468.589.100.110
e2_-0.010.02-0.0300.020c2_8.5813.619.5200.140
e3_000-0.0300c3_9.19.5212.4600.770
d1_0001.010-1.32c4_0006.2900.36
d2_0.747.52-9.1903.940c5_0.110.140.7705.680
d3_000-4.640-0.31c6_0000.3604.95
213
Crystal Name: Methanol   Chemical Formula: CH4O   H-M Space Group: P212121


HD View 3D View Crystal Details
e1_0000.0200c1_21.626.218.45000
e2_00000.320c2_6.2116.337.05000
e3_000000.01c3_8.457.0511.4000
d1_0002.6300c4_0006.6300
d2_000049.170c5_00006.570
d3_000001.7c6_000005.07
214
Crystal Name: 4-(1-Hydroxypent-4-en-2-yl)-1,3-oxazolidin-2-one   Chemical Formula: C8H13NO3   H-M Space Group: P21


HD View 3D View Crystal Details
e1_00000-0.15c1_22.5712.0110.760-1.890
e2_0-0.12-0.0300.020c2_12.0115.5711.030-2.160
e3_000-0.0300.03c3_10.7611.0316.0500.20
d1_000-4.340-17.35c4_0004.40-1.26
d2_5.94-16.445.550-3.120c5_-1.89-2.160.203.040
d3_000-6.6502.47c6_000-1.2608.84
215
Crystal Name: D-(2-Isocyanopropionyl)-L-alanine prop-2-ynol ester   Chemical Formula: C10H12N2O3   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.21-0.04-0.010.02-0.02-0.01c1_32.3612.466.16-0.34-1.936.03
e2_0.080.080.100.05-0.1c2_12.4618.177.370.020.995.18
e3_-0.020.030.1-0.010-0.01c3_6.167.3720.32-2.841.171.25
d1_-8.943.191.862.59-11.021.88c4_-0.340.02-2.845.4-0.490.54
d2_4.024.682.84.6112.98-16.62c5_-1.930.991.17-0.493.6-0.23
d3_-2.051.495.160.05-2.42-1.29c6_6.035.181.250.54-0.238.84
216
Crystal Name: β-D-galactose   Chemical Formula: C5H12O4   H-M Space Group: I–4


HD View 3D View Crystal Details
e1_000000c1_63.4342.026.32002.15
e2_000000c2_42.0263.436.3200-2.15
e3_-0.060.060000.08c3_6.326.3220.94000
d1_000-0.760.430c4_0004.4200
d2_000-0.43-0.760c5_00004.420
d3_-3.533.530006.09c6_2.15-2.1500016.42
217
Crystal Name: Coumarin   Chemical Formula: C9H6O2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.0700.09c1_12.626.186.9807.20
e2_0.08-0.010.2800.150c2_6.1822.2113.404.20
e3_0000.0600.1c3_6.9813.422.2105.150
d1_0004.140114.26c4_0004.2400.44
d2_13.46-13.0221.730-22.960c5_7.24.25.150-0.040
d3_0000.760131.04c6_0000.4400.74
218
Crystal Name: NA   Chemical Formula: CH4N2O   H-M Space Group: P–421m


HD View 3D View Crystal Details
e1_0000.0900c1_14.514.5512.43000
e2_00000.090c2_14.5514.512.43000
e3_00000-0.03c3_12.4312.4371.41000
d1_00010.7900c4_0008.1100
d2_000010.790c5_00008.110
d3_00000-1.58c6_0000019.02
219
Crystal Name: Ammonium oxalate monohydrate   Chemical Formula: C2H10N2O5   H-M Space Group: P21212


HD View 3D View Crystal Details
e1_000-0.0500c1_64.3726.7720.18000
e2_000000c2_26.7767.5226.79000
e3_00000-0.04c3_20.1826.7937.65000
d1_000-3.800c4_00013.0100
d2_0000-0.010c5_000011.620
d3_00000-2.47c6_0000017.27
220
Crystal Name: 2-Amino-6-benzyloxy-4-(N-phenylamino)-5-nitrosopyrimidine   Chemical Formula: C17H15N5O2   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.040.090.010-0.01-0.09c1_19.2816.1412.97-1.914.48-5.55
e2_-0.08-0.130.020-0.010.13c2_16.1424.9911.042.650.1-8.85
e3_-0.01-0.02-0.04-0.010.010c3_12.9711.0422.892.244.561.44
d1_2.09-3.592.45.04-5.76-11.6c4_-1.912.652.244.1-0.461.14
d2_-6.32.083.32-8.712.510.84c5_4.480.14.56-0.468.97-2.16
d3_0.362.09-3.77-1.24.053.53c6_-5.55-8.851.441.14-2.1611.08
221
Crystal Name: L-histidine   Chemical Formula: C6H9N3O2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.020-0.12c1_35.2312.448.9300.130
e2_0.050.05-0.030-0.040c2_12.4421.538.0701.810
e3_0000.010-0.01c3_8.938.0793.280-11.010
d1_0004.550-14.94c4_0004.6800
d2_0.375.1-3.170-20.290c5_0.131.81-11.0104.210
d3_0001.560-0.89c6_000008.17
222
Crystal Name: Hydroxyimidazole   Chemical Formula: C3H4N2O   H-M Space Group: P212121


HD View 3D View Crystal Details
e1_000000c1_11.398.5311.69000
e2_00000.040c2_8.5312.1710.22000
e3_000000.11c3_11.6910.2219.85000
d1_000-0.6300c4_0003.6300
d2_00007.440c5_00005.810
d3_0000015.83c6_000007.04
223
Crystal Name: (S)-2-(1,3-Dioxoisoindolin-2-yl)propanoic acid   Chemical Formula: C11H9NO4   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.010-0.01c1_14.0612.2411.9100.180
e2_-0.02-0.010.020-0.020c2_12.2416.6412.780-0.530
e3_0000.030-0.02c3_11.9112.7818.7603.830
d1_0001.820-1.44c4_0005.5902.43
d2_-5.75-7.6913.650-17.330c5_0.18-0.533.8304.390
d3_0005.930-2.75c6_0002.43011.7
224
Crystal Name: Oxammite   Chemical Formula: C2H2N2O5   H-M Space Group: P21212


HD View 3D View Crystal Details
e1_0000.0300c1_5.062.890.04000
e2_00000.010c2_2.894.46-1.57000
e3_000000c3_0.04-1.578.07000
d1_000-18.3200c4_000-1.4200
d2_0000-7.760c5_0000-0.850
d3_00000-0.75c6_00000-6.26
225
Crystal Name: iminodiacetonitrile   Chemical Formula: C4H5N3   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.0200.06c1_20.585.969.0601.910
e2_0.120.12-0.0300.070c2_5.9618.759.390-10
e3_0000.0600.01c3_9.069.3916.0201.280
d1_0005.25014.9c4_0008.240-1.56
d2_712.17-14.31019.580c5_1.91-11.2804.570
d3_0008.6204.9c6_000-1.5604.88