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If you want your published or unpublished data uploaded to this database you can contact sarah.guerin@ul.ie and shubham.vishnoi@ul.ie.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
526
Crystal Name: 1-(3-nitro-1H-1,2,4-triazol-5-on-4-yl)-2-nitrazapropane   Chemical Formula: C4H6N6O5   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.0600.05c1_13.8110.210.9600.660
e2_-0.06-0.13-0.030-0.020c2_10.211.6311.640-1.760
e3_000-0.100.02c3_10.9611.6419.4202.350
d1_0006.5104.96c4_0007.8202.26
d2_13.53-44.7619.690-14.990c5_0.66-1.762.35010.530
d3_000-14.5106.42c6_0002.2608.05
527
Crystal Name: zeta-glycine-d5   Chemical Formula: C2D5NO2   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.32-0.020.1-0.030.370.14c1_79.7716.5426.05-0.34-7.461.2
e2_0.02-0.120.1-0.010.030.08c2_16.5434.7620.35-1.87-4.842
e3_0.060.050.64-0.01-0.26-0.02c3_26.0520.3574.15-2.74-13.820.63
d1_-4.33-0.586.99-1.7422.3217.47c4_-0.34-1.87-2.7410.20.9-0.84
d2_0.42-6.033.13-0.332.1513.31c5_-7.46-4.84-13.820.918.570.91
d3_-2.25-3.788.821.27-9.14-0.34c6_1.220.63-0.840.916.83
528
Crystal Name: 2,4,6-tricyano-1,3,5-triazine   Chemical Formula: C6N6   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.030-0.01c1_7.96.587.4200.50
e2_0.030.0200-0.020c2_6.5811.127.9900.980
e3_0000.0100c3_7.427.9911.640-0.160
d1_000-5.580-1.3c4_0004.5800.88
d2_8.252.46-6.980-7.450c5_0.50.98-0.1603.50
d3_-0.01002.1800.45c6_0000.8803.19
529
Crystal Name: 2-[(1R*,4R*)-1,4-dihydroxycyclohexyl]acetic acid   Chemical Formula: C8H14O4   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.050.040.14-0.070.020.02c1_22.329.9810.540.351.05-0.12
e2_00.110.220.0100.03c2_9.9824.7819.033.334.282.46
e3_0-0.03-0.05-0.04-0.02-0.03c3_10.5419.0338.314.361.96.04
d1_-5.13-1.237.4-16.138.48-1.52c4_0.353.334.366.991.941.14
d2_-3.611.077.05-3.05-0.38-2.26c5_1.054.281.91.945.290.81
d3_0.35-0.08-0.28-4.26-1.1-4.12c6_-0.122.466.041.140.816.47
530
Crystal Name: Theoretical Structure*   Chemical Formula: NA*   H-M Space Group: P1


HD View 3D View Crystal Details
e1_000000.16c1_275.5109.37-2.460.090.03-0.4
e2_0.17-0.160000c2_109.37275.69-2.460.26-0.06-0.58
e3_-0.07-0.07-0.03000c3_-2.46-2.4620.830.050.060.05
d1_000.040.84-20.721.78c4_0.090.260.050.990.070.12
d2_1-0.990.033.620.670.01c5_0.03-0.060.060.07-0.17-0.53
d3_-0.2-0.2-1.353.273.750.02c6_-0.4-0.580.050.12-0.5381.15
531
Crystal Name: [1,2,4]triazolo[4,3-b][1,2,4,5]tetrazin-6-ol   Chemical Formula: C3H2N6O   H-M Space Group: Cc


HD View 3D View Crystal Details
e1_0.5200.340-0.470c1_66.0811.5322.440-22.40
e2_000-0.040-0.05c2_11.5320.9712.2302.160
e3_-0.27-0.04-0.1700.130c3_22.4412.2321.340-6.730
d1_-8.56-0.1414.50-340c4_0009.803.07
d2_000-2.180-5.69c5_-22.42.16-6.73016.720
d3_-0.512.22-7.5303.910c6_0003.0707
532
Crystal Name: Benzimidazolium 3,5-dicarboxybenzoate trihydrate   Chemical Formula: C16H18N2O9   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.020.020.0500.01-0.02c1_20.198.269.630.080.32-1.76
e2_0-0.160.050.01-0.010.05c2_8.2631.6411-4.552.81-7.25
e3_-0.01-0.030.23-0.010.01-0.02c3_9.631158.91-3.17-0.04-0.63
d1_0.44-1.41.022.244.96-5.9c4_0.08-4.55-3.1711.94-4.11.75
d2_1.62-5.291.44-2.39-2.563.21c5_0.322.81-0.04-4.13.06-0.57
d3_-1.85-5.475.334.8213.96-11.3c6_-1.76-7.25-0.631.75-0.575.62
533
Crystal Name: Croconic Acid Doped Glycine Single Crystals   Chemical Formula: C2H5NO2   H-M Space Group: P31


HD View 3D View Crystal Details
e1_0.07-0.070-0.08-0.1-0.03c1_37.3122.0619.441.52-0.970
e2_-0.030.030-0.10.08-0.07c2_22.0637.3119.44-1.520.970
e3_0.020.02-0.82000c3_19.4419.4483.46000
d1_4.74-4.740-5.97-5.6-1.76c4_1.52-1.52015.5200.97
d2_-0.880.880-5.65.97-9.47c5_-0.970.970015.521.52
d3_4.284.28-11.81000c6_0000.971.527.63
534
Crystal Name: (R)-3-Methyl-3-phenylpyrrolidine-2,5-dione   Chemical Formula: C11H11NO2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.0300c1_20.511.412.250-3.970
e2_0.04-0.04-0.030-0.040c2_11.419.3612.10-2.490
e3_000-0.030-0.01c3_12.2512.11900.90
d1_000-5.560-1.49c4_0005.350-1.62
d2_4.15-4.83-0.720-4.620c5_-3.97-2.490.908.520
d3_000-6.510-3.18c6_000-1.6206.39
535
Crystal Name: 1-methyl-2-nitroimidazole   Chemical Formula: C4H5N3O2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.0100.03c1_9.8611.3113.320-3.220
e2_0.010.350.040-0.040c2_11.3129.9114.350-5.410
e3_000-0.0300.05c3_13.3214.3515.130-4.260
d1_0009.93013.04c4_0005.190-2.97
d2_3.9118.9-18.560-0.360c5_-3.22-5.41-4.2606.980
d3_000-0.05010.9c6_000-2.9704.32
536
Crystal Name: Compound 4a - Coprinastatin 1   Chemical Formula: C15H22O3   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.020-0.01000.04c1_19.537.718.18-0.34-2.79-1.57
e2_0.010.080.09-0.05-0.010.03c2_7.7120.8712.54-3.270.47-0.2
e3_0.01-0.010.010.010.010.01c3_8.1812.5427.28-4.53-2.211.33
d1_1.89-0.01-1.58-2.290.115.67c4_-0.34-3.27-4.536.42-0.561.07
d2_-1.482.580.87-7.54-4.273.57c5_-2.790.47-2.21-0.564.29-0.55
d3_0.88-1.280.951.222.630.67c6_-1.57-0.21.331.07-0.558.15
537
Crystal Name: 2-(2,2,5,5-Tetramethyl-1,3-dioxan-4-yl)-1,3-oxazole   Chemical Formula: C11H17NO3   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.090-0.020-0.050.02c1_21.955.288.81-1.91-0.08-0.48
e2_0.01-0.070.0200.030c2_5.2816.478.242.330.230.47
e3_-0.010.02-0.060.010.010.01c3_8.818.2422.930.573.77-2.2
d1_4.55-0.48-1.13-0.84-7.88-1.2c4_-1.912.330.577.65-2.740.13
d2_2.11-7.381.965.7910.6511.12c5_-0.080.233.77-2.746.37-2.49
d3_1.672.7-5.193.987.694.99c6_-0.480.47-2.20.13-2.493.46
538
Crystal Name: (1R,2S,6S)-2-Hydroxy-3,6-dimethyl-5-oxocyclohex-3-en-1-yl (S)-4,7,7-trimethyl-3-oxo-2-oxabicyclo[2.2.1]heptane-1-carboxylate   Chemical Formula: C18H24O6   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.08-0.040.010.030.060.03c1_19.339.739.03-0.21.38-0.41
e2_0.02-0.02-0.020.080.020.02c2_9.7325.167.271.441.17-1.22
e3_-0.01-0.010.13-0.040.04-0.02c3_9.037.2733.59-2.84-0.82-0.02
d1_4.75-4.410.785.2815.371.96c4_-0.21.44-2.844.281.11.24
d2_2.58-3.251.1822.74-2.13-1.18c5_1.381.17-0.821.13.550.45
d3_-3.48-0.564.42-10.4816.39-2.8c6_-0.41-1.22-0.021.240.456.58
539
Crystal Name: Acetonitrile   Chemical Formula: C2H3N1   H-M Space Group: Cmc21


HD View 3D View Crystal Details
e1_0000-0.150c1_10.75.374.17000
e2_000-0.0600c2_5.3713.427.95000
e3_-0.110.02-0.01000c3_4.177.9513.39000
d1_0000-74.540c4_0007.7500
d2_000-7.100c5_00001.950
d3_-14.117.62-0.59000c6_000003.18
540
Crystal Name: Graphite 2H   Chemical Formula: C   H-M Space Group: P63mc


HD View 3D View Crystal Details
e1_000000c1_1143.94152.60.9700-0.32
e2_000000c2_152.61143.681.12000.09
e3_000000c3_0.971.12-14.73000.13
d1_000000c4_000-4.43-5.180
d2_000000c5_000-5.181.540
d3_000.03000c6_-0.320.090.1300495.85
541
Crystal Name: cis-2,8-dihydroxypterocarpan   Chemical Formula: C17H16O4   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.040.030.060.0300c1_14.5210.5112.551.450.370.59
e2_-0.02-0.03-0.0200.02-0.01c2_10.5117.9911.64-0.92-0.140.7
e3_-0.020.010.04-0.020.02-0.01c3_12.5511.6418.252.14-1.890.22
d1_-18.656.2411.4315.137.68-2.33c4_1.45-0.922.142.660.390.86
d2_-1.27-2.492.49-2.126.68-2.3c5_0.37-0.14-1.890.393.730.69
d3_-9.89-4.1315.23-17.6616.48-0.77c6_0.590.70.220.860.695.54
542
Crystal Name: (4S,5R,6S)-4,5,6-Trihydroxy-3-methylcyclohex-2-enone   Chemical Formula: C7H10O4   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.0400.1c1_35.3125.2513.870-1.250
e2_0.170.23000.040c2_25.2529.8313.6901.170
e3_0000.060-0.08c3_13.8713.6925.990-2.810
d1_0004.705.04c4_0007.2201.99
d2_-0.6810.44-5.0502.190c5_-1.251.17-2.8107.450
d3_00010.360-5.44c6_0001.99018.85
543
Crystal Name: Urea   Chemical Formula: CO(NH2)2   H-M Space Group: P–421m


HD View 3D View Crystal Details
e1_0000.0700c1_13.4113.4611.67000
e2_00000.070c2_13.4613.4111.67000
e3_00000-0.03c3_11.6711.6773.41000
d1_0009.9600c4_0007.500
d2_00009.960c5_00007.50
d3_00000-1.6c6_0000017.76
544
Crystal Name: Triazolium N,N-dinitrourea   Chemical Formula: C3H5N7O5   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.0700.04c1_18.2814.2613.3200.550
e2_0.010.070.10-0.050c2_14.2628.916.4701.80
e3_0000.040-0.02c3_13.3216.4747.40-8.20
d1_000-11.4107.32c4_0009.9406.13
d2_-2.023.50.30-6.50c5_0.551.8-8.208.080
d3_0005.710-3.4c6_0006.13015.39
545
Crystal Name: Theoretical Structure*   Chemical Formula: NA*   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.10-0.08c1_18.8211.1717.5504.120
e2_0-0.17-0.010-0.030c2_11.1720.088.9700.370
e3_000-0.140-0.06c3_17.558.9738.5306.890
d1_000-9.720-7.2c4_0008.4802.72
d2_10.9-14.32-0.260-9.40c5_4.120.376.8907.080
d3_000-16.160-2.61c6_0002.7206.82
546
Crystal Name: 5-O-Acetyl-D-ribono-1,4-lactone   Chemical Formula: C7H10O6   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.040-0.05c1_21.537.2211.540-0.520
e2_0-0.120.0500.010c2_7.2217.4515.8903.370
e3_000-0.0100c3_11.5415.8918.8505.360
d1_000-2.430-10.43c4_0009.2701.68
d2_-125.35-211.63351.310-328.360c5_-0.523.375.3603.740
d3_000-1.0601.33c6_0001.6804.52
547
Crystal Name: graphene monoxide   Chemical Formula: C12O12   H-M Space Group: Cmm2


HD View 3D View Crystal Details
e1_0000-0.010c1_69.7411.43-0.04000
e2_0000.0100c2_11.4385.47-0.14000
e3_0.0100000c3_-0.04-0.14-0.05000
d1_000052.570c4_000-0.200
d2_000-33.8200c5_0000-0.110
d3_0.1-0.05-48.63000c6_0000027.4
548
Crystal Name: Mannose Phenylhydrazone   Chemical Formula: C12H18N2O5   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.050.020.06-0.020.03-0.01c1_53.7514.4314.30.380.623.98
e2_0.070.020.01-0.03-0.020.04c2_14.4329.9310.94-4.27-2.657.83
e3_0.010.010.0700.04-0.01c3_14.310.9424.461.16-0.83-1.29
d1_0.21-0.462.82-3.254.67-0.11c4_0.38-4.271.168.851.62-2.32
d2_1.19-2.061.13-2.72-2.174.74c5_0.62-2.65-0.831.627.57-1.83
d3_-0.87-0.884.32-2.056.361.19c6_3.987.83-1.29-2.32-1.838.88
549
Crystal Name: Oxammite   Chemical Formula: C2H10N2O5   H-M Space Group: P21212


HD View 3D View Crystal Details
e1_000-0.0500c1_61.9926.9722.24000
e2_00000.010c2_26.9763.6426.59000
e3_00000-0.06c3_22.2426.5937.24000
d1_000-3.7400c4_00012.2300
d2_00000.980c5_000012.110
d3_00000-3.47c6_0000016.15
550
Crystal Name: urea   Chemical Formula: CH4N2O   H-M Space Group: P–421m


HD View 3D View Crystal Details
e1_0000.0600c1_13.5912.7611.85000
e2_00000.060c2_12.7613.5911.85000
e3_00000-0.03c3_11.8511.8565.55000
d1_0007.9600c4_0008.100
d2_00007.960c5_00008.10
d3_00000-2c6_0000017.33