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If you want your published or unpublished data uploaded to this database you can contact sarah.guerin@ul.ie and shubham.vishnoi@ul.ie.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
326
Crystal Name: (4S)-4-Benzyl-3-[(4S,5S)-(1-methoxy-5-methylcyclohexen-4-yl)carbonyl]-2-oxazolidinone   Chemical Formula: C19H23N1O4   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.120-0.07c1_2.448.082.70-3.90
e2_-0.02-0.150.230-0.090c2_8.08148.737.940-2.610
e3_000-0.1600.03c3_2.77.9415.350-3.820
d1_000-52.220.0168.88c4_0001.2402.7
d2_-4.79-1.5719.58011.340c5_-3.9-2.61-3.820-3.210
d3_00039.350.01-76.23c6_0002.701.01
327
Crystal Name: (E)-Methyl 2-oxo-4-phenylbut-3-enoate   Chemical Formula: C11H10O3   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.0100.01c1_25.3311.56200-5.710
e2_-0.01-0.040.1400.040c2_11.5612.828.901.350
e3_00000-0.01c3_208.931.360-3.840
d1_000-5.93012.85c4_0001.7500.28
d2_-2.59-7.989.11060c5_-5.711.35-3.84011.340
d3_000-0.020-12c6_0000.2800.96
328
Crystal Name: Pestalotioprolide B hydrate   Chemical Formula: C14H22O6   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.11-0.09-0.070-0.050.01c1_18.3613.7414.19-0.453.6-1.17
e2_0-0.0500.010.03-0.01c2_13.7426.3510.220.54-0.03-1.62
e3_0.010.07-0.01-0.04-0.01-0.04c3_14.1910.2223.73-1.584.46-2.09
d1_-5.87-1.132.43-2.19-7.1-0.03c4_-0.450.54-1.584.34-1.491.47
d2_2.24-2.98-0.784.663.83-2.74c5_3.6-0.034.46-1.496.06-1.71
d3_-0.83.74-2.12-8.66-2.6-5.39c6_-1.17-1.62-2.091.47-1.716.08
329
Crystal Name: Bis[(1H-tetrazol-5-yl)methyl]nitramide   Chemical Formula: C4H6N10O2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.1100.07c1_2010.8114.4300.150
e2_0.07-0.56-0.140-0.010c2_10.8168.5611.050-2.310
e3_000-0.0700.04c3_14.4311.0555.9104.10
d1_0006.35011.21c4_00016.9600.13
d2_10.91-9.39-3.270-2.630c5_0.15-2.314.106.20
d3_000-3.907.67c6_0000.1305.82
330
Crystal Name: Methylammonium L-tartrate   Chemical Formula: C5H11NO6   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.060.08-0.070-0.06-0.02c1_26.0911.3313.210.111.742.09
e2_0.060.35-0.150.130.160.04c2_11.3329.3513.291.251.875.41
e3_-0.16-0.190.530.04-0.01-0.03c3_13.2113.2982.2910.6610.775.46
d1_2.542.66-0.785.62-11.56-1.27c4_0.111.2510.668.533.52-0.44
d2_-1.0115.06-9.1313.4127.62-4.51c5_1.741.8710.773.526.891.88
d3_-7.44-7.0610.83-2.65-11.93-2.66c6_2.095.415.46-0.441.886.8
331
Crystal Name: L-histidine   Chemical Formula: C6H9N3O2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.020-0.12c1_36.0812.239.90-0.090
e2_0.040.06-0.030-0.050c2_12.2319.547.2701.590
e3_00000-0.01c3_9.97.2795.040-12.960
d1_0004.740-13.24c4_0005.1200.11
d2_0.156.44-4.290-25.390c5_-0.091.59-12.9604.470
d3_0000.230-0.89c6_0000.1108.92
332
Crystal Name: 4,4-Bipyridyl--(S)-malic acid (1/1),triclinic polymorph   Chemical Formula: C14H14N2O5   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.140.12-0.25-0.13-0.30.03c1_-6.5320.98-21.59-9.78-44.63-4.4
e2_-1.02-0.02-2.22-0.97-2.23-0.47c2_20.9820.3829.212.5712.427.86
e3_-0.870.01-1.64-0.81-1.81-0.38c3_-21.5929.21-51.89-30.48-83.08-16.87
d1_-8.0821.76-19.43-5.623.3817.77c4_-9.782.57-30.48-5.35-30.23-9.94
d2_-26.22-26.0523.488.44-3.851.48c5_-44.6312.42-83.08-30.23-97.53-24.21
d3_-9.39-37.6632.25-10.52-12.8827.32c6_-4.47.86-16.87-9.94-24.210.16
333
Crystal Name: N-Nethylphthalimide   Chemical Formula: C9H7NO2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.020-0.04c1_18.4311.828.790-0.150
e2_-0.02-0.1-0.06000c2_11.8223.3315.501.110
e3_000-0.0500c3_8.7915.526.960-5.250
d1_000-1.50-9.34c4_0008.5700.55
d2_2.46-72.0805.450c5_-0.151.11-5.2504.060
d3_000-5.9800.16c6_0000.5504.51
334
Crystal Name: 2-[(5-nitrofuran-2-yl)methylidene]hydrazine-1-carboxamide   Chemical Formula: C6H6N4O4   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.030-0.07c1_12.0413.5215.610-5.560
e2_-0.1-0.16-0.0700.030c2_13.5223.9914.670-7.750
e3_000-0.0800.04c3_15.6114.6721.590-9.640
d1_000-35.450-51.44c4_0008.910-5.53
d2_201.84-53.1-129.040-35.690c5_-5.56-7.75-9.64014.10
d3_000-13.480-7.39c6_000-5.5305.25
335
Crystal Name: Glycine   Chemical Formula: C2H5NO2   H-M Space Group: P31


HD View 3D View Crystal Details
e1_0.08-0.080-0.080.10.02c1_37.142219.041.480.90
e2_0.02-0.0200.10.08-0.08c2_2237.1419.04-1.48-0.90
e3_-0.02-0.020.81000c3_19.0419.0484.12000
d1_5.22-5.220-5.865.41.39c4_1.48-1.48015.780-0.9
d2_0.69-0.6905.45.86-10.44c5_0.9-0.90015.781.48
d3_-4.04-4.0411.47000c6_000-0.91.487.57
336
Crystal Name: Pyrimidine   Chemical Formula: C4H4N2   H-M Space Group: Pna21


HD View 3D View Crystal Details
e1_00000.020c1_23.0914.685.37000
e2_0000.0100c2_14.6832.849.64000
e3_0.070.030.04000c3_5.379.6424.81000
d1_0000-74.310c4_0001.7800
d2_0006.700c5_0000-0.240
d3_3.36-1.061.31000c6_000006.2
337
Crystal Name: (2R,3R,4R,5S)-6-(methylamino)hexane-1,2,3,4,5-pentol   Chemical Formula: C7H17NO5   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.02-0.01-0.030.010.030.04c1_41.8515.9312.267.240.55-2.36
e2_0.040.02-0.01-0.05-0.02-0.01c2_15.9320.9113.421.652.15-0.45
e3_0.060.01-0.010.070-0.01c3_12.2613.4234.39-0.880.941.59
d1_-0.260.03-1.092.741.195.53c4_7.241.65-0.888.274.49-2.48
d2_3.180.14-1.71-112.5-3.35c5_0.552.150.944.4911.180.79
d3_-0.710.690.1112.51-5.73.2c6_-2.36-0.451.59-2.480.798.16
338
Crystal Name: C4 H3 N3 O   Chemical Formula: C4H3N3O   H-M Space Group: Pna21


HD View 3D View Crystal Details
e1_00000.160c1_71.731.8314.96000
e2_0000.1100c2_31.8347.198.8000
e3_0.310.210.02000c3_14.968.821.23000
d1_000023.210c4_0007.400
d2_00014.8100c5_00006.910
d3_3.792.45-2.59000c6_0000017.25
339
Crystal Name: (+-)-trans-1,2-Diaminocyclohexane   Chemical Formula: C6H14N2   H-M Space Group: P21212


HD View 3D View Crystal Details
e1_000-0.0200c1_15.576.48.28000.71
e2_00000.020c2_6.4242.47000.4
e3_00000-0.04c3_8.282.4723.7200-0.09
d1_000-5.17-0.210c4_0003.78-0.240
d2_0000.182.760c5_000-0.245.840
d3_0.250.02-0.1100-4.39c6_0.710.4-0.09009.92
340
Crystal Name: L-cysteine   Chemical Formula: C3H7NO2S   H-M Space Group: P1211


HD View 3D View Crystal Details
e1_000-0.0200.06c1_47.7520.119.4900.660
e2_0.110.32-0.0600.010c2_20.1139.9210.40-0.230
e3_0000.070-0.03c3_9.4910.423.450-2.990
d1_000-4.5706.76c4_0005.4401.08
d2_-0.5110.2-7.010-1.080c5_0.66-0.23-2.9906.160
d3_00013.460-5.03c6_0001.0809.72
341
Crystal Name: 4-Nitro-2,3,6-triphenyl-1,2-oxazinane   Chemical Formula: C22H20N2O3   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.01000.010.03-0.03c1_13.5411.4911.190.01-0.86-0.66
e2_-0.040.010.030.0300.01c2_11.4915.469.52-2.320.461.52
e3_0.0100.040.0200c3_11.199.5215.230.74-1.42.03
d1_-3.53-0.024.230.19.95-4.65c4_0.01-2.320.744.540.47-0.48
d2_-29.4519.510.8414.33-11.2-10.55c5_-0.860.46-1.40.473.15-1.02
d3_-4.561.295.165.15-1.46-1.57c6_-0.661.522.03-0.48-1.026.23
342
Crystal Name: But-2-ynoic acid   Chemical Formula: C4H4O2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.0600.06c1_15.156.035.850-1.390
e2_-0.02-0.02-0.010-0.010c2_6.0324.4311.790-3.710
e3_0000.060-0.06c3_5.8511.7914.950-0.780
d1_00026.01055.61c4_00011.950-6.63
d2_-1.53-1.30.570-3.050c5_-1.39-3.71-0.7804.690
d3_000-22.170-49.6c6_000-6.6304.21
343
Crystal Name: Theophylline   Chemical Formula: C9H8N2O2   H-M Space Group: Pc


HD View 3D View Crystal Details
e1_0.22-0.120.0300.080c1_29.0912.9812.20-5.530
e2_0000.1700.03c2_12.9849.1524.540-10.490
e3_0.240.16-0.110-0.090c3_12.224.5429.350-4.080
d1_10.76-3.570.6509.060c4_00015.40-8.36
d2_00023.84023.32c5_-5.53-10.49-4.08011.380
d3_10.747.64-14.820-1.190c6_000-8.3609.78
344
Crystal Name: oxaloacetic acid   Chemical Formula: C4H4O5   H-M Space Group: Cm


HD View 3D View Crystal Details
e1_-0.02-0.020.0300.060c1_94.217.7853.03053.920
e2_0000.0200c2_7.7817.092.750-1.660
e3_0.110.03-0.0300.040c3_53.032.7556.33030.370
d1_-3.270.631.5803.660c4_0001.8200.79
d2_00012.710-7.07c5_53.92-1.6630.37052.720
d3_3.730.73-3.470-1.120c6_0000.7902.03
345
Crystal Name: urea   Chemical Formula: CH4N2O   H-M Space Group: P–421m


HD View 3D View Crystal Details
e1_0000.0800c1_14.0114.3212.24000
e2_00000.080c2_14.3214.0112.24000
e3_00000-0.03c3_12.2412.2469.39000
d1_00010.1500c4_0007.9400
d2_000010.150c5_00007.940
d3_00000-1.72c6_0000018.46
346
Crystal Name: urea   Chemical Formula: CH4N2O   H-M Space Group: P–421m


HD View 3D View Crystal Details
e1_0000.0600c1_13.5812.7411.85000
e2_00000.060c2_12.7413.5811.85000
e3_00000-0.03c3_11.8511.8565.57000
d1_000800c4_0008.1200
d2_000080c5_00008.120
d3_00000-1.97c6_0000017.31
347
Crystal Name: tartaric acid dimethyl ether   Chemical Formula: C6H10O6   H-M Space Group: C2


HD View 3D View Crystal Details
e1_000-0.050-0.06c1_21.339.7825.506.480
e2_-0.05-0.24-0.30-0.160c2_9.7819.449.930-0.380
e3_000-0.180-0.07c3_25.59.9362.64027.10
d1_000-5.020-7.92c4_0007.7301.78
d2_13.43-16.21-6.070-3.870c5_6.48-0.3827.1023.070
d3_000-21.470-5.31c6_0001.7805.99
348
Crystal Name: L~s~-Threonine   Chemical Formula: C4H9NO3   H-M Space Group: P212121


HD View 3D View Crystal Details
e1_0000.5900c1_4.568.76.16000
e2_0000-0.070c2_8.71.282.45000
e3_00000-0.04c3_6.162.45-8.76000
d1_-0.020.060.08-130.4100c4_000-4.5300
d2_0-0.01-0.02032.710c5_0000-20
d3_00.050.140013.49c6_00000-2.99
349
Crystal Name: Pyrimidine   Chemical Formula: C4H4N2   H-M Space Group: Pna21


HD View 3D View Crystal Details
e1_00000.020c1_22.5313.935.36000
e2_0000.0100c2_13.9331.539.41000
e3_0.060.020.03000c3_5.369.4123.39000
d1_0000-137.640c4_0001.7200
d2_0005.8700c5_0000-0.120
d3_3.23-1.041.15000c6_000005.84
350
Crystal Name: urea   Chemical Formula: CH4N2O   H-M Space Group: P–421m


HD View 3D View Crystal Details
e1_0000.0800c1_13.4814.4412.1000
e2_00000.080c2_14.4413.4812.1000
e3_00000-0.03c3_12.112.169.34000
d1_0009.600c4_0007.8700
d2_00009.60c5_00007.870
d3_00000-1.77c6_0000018.22