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If you want your published or unpublished data uploaded to this database you can contact sarah.guerin@ul.ie and shubham.vishnoi@ul.ie.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
351
Crystal Name: 1,1,3,3-Tetramethylbutylammonium malate   Chemical Formula: C12H25NO5   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.040-0.010.01-0.030c1_19.3113.647.54-0.390.81-0.18
e2_0.010.08-0.020.0100.02c2_13.6457.199.6-1.54-1.32-8.77
e3_-0.03-0.070-0.03-0.020.03c3_7.549.615.52-1.240.371.11
d1_-1.360.831.9729.2-29.335.24c4_-0.39-1.54-1.243.392.66-0.57
d2_0.23.2-3.278.02-5.27.67c5_0.81-1.320.372.663.620.46
d3_-1.57-0.880.65-9.320.641.57c6_-0.18-8.771.11-0.570.467.61
352
Crystal Name: (Z)-8-chlorofenchone oxime   Chemical Formula: C10H16ClNO   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.140-0.03c1_116.41.7133.090-21.760
e2_-0.11-0.08-0.1200.10c2_1.711.43-14.020-2.030
e3_0000.0700.08c3_33.09-14.02145.950-54.230
d1_000-27.110-44.63c4_000-3.20-1.23
d2_-0.037.514.51012.310c5_-21.76-2.03-54.23029.270
d3_000-32.23029.79c6_000-1.2301.35
353
Crystal Name: (-)-1-Benzyl-4-[1(S)-phenylethylamino]-5,6-dihydropyridin-2(1H)-one   Chemical Formula: C20H22N2O   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.050.020.01-0.02-0.020.01c1_12.1711.568.26-0.311.44-0.63
e2_-0.06-0.160.020.01-0.030.1c2_11.5620.529.441.610.71-3.17
e3_0-0.020.010.010.04-0.01c3_8.269.4414.030.50.290.16
d1_9.45-2.65-2.55-2.53-9.21-0.9c4_-0.311.610.57.03-0.910.62
d2_-0.88-8.417.282.20.315.03c5_1.440.710.29-0.913.55-1.5
d3_-1.04-2.382.573.5213.44-0.22c6_-0.63-3.170.160.62-1.54.79
354
Crystal Name: Compound X   Chemical Formula: C9H14O2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.010-0.06c1_22.376.3510.350-1.710
e2_0.03-0.12-0.0400.040c2_6.3521.112.580-2.210
e3_000-0.0900.05c3_10.3512.5822.560-1.790
d1_000-1.540-10.98c4_00010.280-2.41
d2_3.35-6.750.9904.360c5_-1.71-2.21-1.7907.090
d3_000-7.4805.56c6_000-2.4106.07
355
Crystal Name: 3-C-Methyl-D-allono-1,5-lactone   Chemical Formula: C7H12O6   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.030-0.01c1_24.913.0315.360-3.70
e2_0.02-0.140.0200.010c2_13.0358.1916.10-0.540
e3_0000.0500.01c3_15.3616.135.580-2.020
d1_000-3.740-2.7c4_00011.540-3.86
d2_2.24-3.241.2202.950c5_-3.7-0.54-2.0207.770
d3_0004.9502.4c6_000-3.86010.69
356
Crystal Name: 1H,1H-[4,4-bipyrazol]-3-amine   Chemical Formula: C6H7N5   H-M Space Group: Pc


HD View 3D View Crystal Details
e1_-2.08-0.82-0.880-2.10c1_9.07-18.58-11.050-56.480
e2_000-0.310-0.13c2_-18.584.942.610-23.630
e3_-2.66-0.72-0.910-1.580c3_-11.052.618.710-27.290
d1_8.3215.714.76032.070c4_0004.330-2.98
d2_0000.890106.25c5_-56.48-23.63-27.290-35.20
d3_-6.3916.576.02039.450c6_000-2.980-1.18
357
Crystal Name: L-Arginine   Chemical Formula: C6H14N4O2   H-M Space Group: P1211


HD View 3D View Crystal Details
e1_000000.02c1_47.267.337.0503.140
e2_-0.070.070000c2_7.3329.0420.100.420
e3_0000.0300.01c3_7.0520.122.6400.130
d1_0000.3106.77c4_00013.680-0.32
d2_-1.846.63-5.4700.70c5_3.140.420.1303.210
d3_0002.1703.28c6_000-0.3203.2
358
Crystal Name: 3-nitro-1-phenylpropan-1-one   Chemical Formula: C9H9NO3   H-M Space Group: P21


HD View 3D View Crystal Details
e1_00000-0.05c1_13.3610.116.7400.870
e2_0.01-0.08-0.0900.050c2_10.1113.288.4402.250
e3_000-0.0700.03c3_6.748.4414.190-4.080
d1_0002.920-8.29c4_0001.8400.43
d2_14.01-22.995.81017.070c5_0.872.25-4.0806.850
d3_000-39.7808.81c6_0000.4305.9
359
Crystal Name: L-Histidine.4,5-Imidazoledicarboxylic Acid (1:1) and L-Lysine.4,5-Imidazoledicarboxylic Acid (1:1)   Chemical Formula: C11H13N5O6   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0.030.020.010.05-0.01-0.18c1_-1.172.64.5701.490
e2_-0.74-0.32-0.2600.070c2_2.61.188.7800.050
e3_-0.01000.090-0.09c3_4.578.78-24.905.620
d1_-1.382.011.99-45.98.9821.28c4_000-1.290-0.33
d2_76.15-128.27-40.670-87.90c5_1.490.055.620-2.190
d3_0.57-0.62-0.39-72.51-1.5711.89c6_000-0.330-9.37
360
Crystal Name: epsilon glycine-d5   Chemical Formula: C2D5NO2   H-M Space Group: Pc


HD View 3D View Crystal Details
e1_-0.22-0.020.0500.320c1_61.3314.5121.620-12.650
e2_0000.020-0.06c2_14.5130.37160-1.270
e3_0.030.010.690-0.290c3_21.621674.850-18.450
d1_0.14-3.978.34027.670c4_00010.020-0.42
d2_0001.580-7.76c5_-12.65-1.27-18.45016.910
d3_-4.32-2.147.880-12.160c6_000-0.4207.5
361
Crystal Name: 2-azido-1-(4-methoxyphenyl)ethan-1-one   Chemical Formula: C9H9N3O2   H-M Space Group: Pc


HD View 3D View Crystal Details
e1_-0.12-0.08-0.010-0.030c1_20.096.8510.530-4.050
e2_0000.050-0.02c2_6.8552.8713.440-3.840
e3_-0.10.120.070-0.070c3_10.5313.4420.430-0.440
d1_-14.8-3.688.880-26.220c4_0005.30-1.85
d2_00010.5903.16c5_-4.05-3.84-0.4403.980
d3_-18.32-1.2312.990-35.240c6_000-1.8500.31
362
Crystal Name: 1-naphtonitrile   Chemical Formula: C11H7N   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.040-0.03c1_17.896.989.4400.370
e2_-0.03-0.110.0800.020c2_6.9815.5511.6401.380
e3_000-0.030-0.01c3_9.4411.6422.7200.780
d1_00011.370-16.24c4_0004.4600.92
d2_-0.92-23.7213.34080.540c5_0.371.380.7800.580
d3_000-6.440-2.22c6_0000.9202.73
363
Crystal Name: Urea   Chemical Formula: CH4N2O   H-M Space Group: P–421m


HD View 3D View Crystal Details
e1_0000.0800c1_14.2513.7312.54000
e2_00000.080c2_13.7314.2512.54000
e3_00000-0.04c3_12.5412.5467.11000
d1_0009.5600c4_0008.3600
d2_00009.560c5_00008.360
d3_00000-2.04c6_0000018.11
364
Crystal Name: N-phenylurea   Chemical Formula: C7H8N2O   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.050-0.04c1_37.9110.7610.690-0.860
e2_-0.030.0500-0.040c2_10.7614.8314.080-0.470
e3_000-0.0700.03c3_10.6914.0820.1900.760
d1_0007.260-8.18c4_0007.6800.3
d2_-2.088-3.960-11.160c5_-0.86-0.470.7603.520
d3_000-9.1506.67c6_0000.304.62
365
Crystal Name: Theoretical Structure*   Chemical Formula: NA*   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.0200.05c1_37.3619.016.710-0.480
e2_00.23-0.0500.010c2_19.0131.6911.050-0.460
e3_000-0.050-0.03c3_6.7111.0517.790-0.60
d1_000-3.3103.43c4_0004.630-1.94
d2_-5.3813.76-9.0104.970c5_-0.48-0.46-0.602.30
d3_000-12.710-4.07c6_000-1.94012.79
366
Crystal Name: 1H-5aminotetrazole   Chemical Formula: CH3N5   H-M Space Group: P212121


HD View 3D View Crystal Details
e1_000-0.0100c1_45.2212.620.38000
e2_00000.160c2_12.620.6510.58000
e3_000000.05c3_20.3810.5835.32000
d1_000-4.9400c4_0002.700
d2_00006.850c5_000023.460
d3_0000029.04c6_000001.56
367
Crystal Name: b-glycine   Chemical Formula: C2H5NO2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.1100.21c1_64.9611.6721.320-9.50
e2_0.01-0.110.090-0.050c2_11.6723.8712.820-1.880
e3_0000.020-0.07c3_21.3212.8280.50-21.160
d1_000-17.86044.78c4_0009.0101.24
d2_0.45-5.661.570-1.060c5_-9.5-1.88-21.16017.870
d3_0004.040-13.92c6_0001.2405.24
368
Crystal Name: Choline (R,R)-hydrogentartrate   Chemical Formula: C9H19NO7   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.11-0.10.130.02-0.050.07c1_28.3119.9511.72-1.39-2.846.34
e2_0.19-0.06-0.05-0.1-0.03-0.05c2_19.9536.2615.71-3.39-1.411.34
e3_-0.080.060.19-0.06-0.010.02c3_11.7215.7127.650.31-2.28-0.49
d1_7.09-18.0212.05-0.25-1.7719.67c4_-1.39-3.390.317.17-0.14-1.64
d2_14.18-6.35-4.44-15.95-1.65-8.64c5_-2.84-1.4-2.28-0.149.1-0.48
d3_-8.7-2.1812.18-10.52-0.647.46c6_6.3411.34-0.49-1.64-0.4811.69
369
Crystal Name: (1S,2R,6R,8R)-5,7,9-trioxatricyclo[6.3.0.0^2,6^]undecan-4-one   Chemical Formula: C8H10O4   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.020-0.03c1_26.7299.710-1.980
e2_0.09-0.03-0.0900.040c2_925.57.710-1.520
e3_000-0.1200c3_9.717.7128.220-0.170
d1_000-7.930-17.17c4_0004.160-1.03
d2_6.35-1.65-4.8706.620c5_-1.98-1.52-0.1707.780
d3_000-32.320-14.77c6_000-1.0301.99
370
Crystal Name: hydroxylysine   Chemical Formula: C6H18Cl2N2O4   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.040.050.03-0.030.03-0.03c1_21.4310.413.861.030.81-2.95
e2_0.060.01-0.010.05-0.05-0.08c2_10.4117.159.580.342.25-5.44
e3_-0.030.04-0.10.01-0.070.02c3_3.869.5812.41-0.766.49-8.82
d1_0.832.99-0.39-5.72.211.84c4_1.030.34-0.765.36-4.223.44
d2_2.94-4.461.571.3-24.19-17.92c5_0.812.256.49-4.221.390.71
d3_-5.6214.41-15.13-6.27-14.08-6.32c6_-2.95-5.44-8.823.440.713.62
371
Crystal Name: Loline alkaloids   Chemical Formula: C8H12N2O3   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.040-0.04c1_21.515.116.410-1.60
e2_0.020.08-0.0400.010c2_15.127.1916.290-1.090
e3_000-0.100.13c3_16.4116.2929.300.060
d1_0002.490-2.39c4_00012.390-4.34
d2_15.4-503.620c5_-1.6-1.090.0606.150
d3_000-5.2708.45c6_000-4.34013.04
372
Crystal Name: 3-deoxy-2-C-hydroxymethyl-D,L-tetrono-1,4-lactone   Chemical Formula: C6H10O5   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.230-0.2c1_-24.62-10.94-10.930-2.350
e2_1.070.210.9800.870c2_-10.945.46-8.650-0.090
e3_000-0.10-0.14c3_-10.93-8.65-42.060-16.840
d1_00080.52039.72c4_000-2.20-1.21
d2_-3.44-57.98-57.780118.410c5_-2.35-0.09-16.840-0.990
d3_00020.5045.41c6_000-1.210-2.51
373
Crystal Name: 1-(1-Naphthyl)ethanaminium 3-carboxy-1H-pyrazole-5-carboxylate   Chemical Formula: C17H17N3O4   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.1400-0.02-0.08-0.02c1_40.5413.4321.133.93-1.420.87
e2_0.010.01-0.06-0.05-0.020.01c2_13.4314.6320.521.390.271.52
e3_0.06-0.07-0.03-0.070.040.04c3_21.1320.5255.4818.4911.824.96
d1_1.0464.22-51.5983.670.98-7.97c4_3.931.3918.4910.146.562.05
d2_0.278.59-6.074.10.751.97c5_-1.420.2711.826.5613.745.56
d3_-6.37241.45-188.39289.9537.25-40.64c6_0.871.524.962.055.564.75
374
Crystal Name: Pyridone--tartronic acid, hydroxypyridinium hydrogen tartronate   Chemical Formula: C8H9NO6   H-M Space Group: Pc


HD View 3D View Crystal Details
e1_0.210.1-0.040-0.060c1_48.274.7419.50-8.930
e2_0000.0100.03c2_4.7446.847.8801.090
e3_0.06-0.020.120-0.080c3_19.57.8826.610-15.060
d1_8.835.63-23.260-23.820c4_0004.760-0.65
d2_0002.9909.12c5_-8.931.09-15.06014.190
d3_-1.06-1.315.9700.280c6_000-0.6503.68
375
Crystal Name: 4-(1H-1,2,4-Triazol-1-yl)benzoic acid   Chemical Formula: C9H7N3O2   H-M Space Group: Pc


HD View 3D View Crystal Details
e1_-0.020.09-0.09000c1_18.8212.7612.1401.650
e2_000-0.0300c2_12.7624.0123.3305.830
e3_-0.020-0.110-0.040c3_12.1423.3326.4208.780
d1_-4.4966.54-68.04023.810c4_0007.1601.71
d2_000-5.1703.14c5_1.655.838.7808.90
d3_-1.4733.24-35.9309.790c6_0001.7102.02