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If you want your published or unpublished data uploaded to this database you can contact sarah.guerin@ul.ie and shubham.vishnoi@ul.ie.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
101
Crystal Name: L-malic acid nicotinamide   Chemical Formula: C16H18N4O7   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.030.220.02-0.04-0.030.1c1_39.2621.2122-2.14-8.319.15
e2_0.030.89-0.06-0.090.050.36c2_21.2137.1719.71.91-3.7610.36
e3_-0.010.3-0.04-0.020.060.15c3_2219.738.248.73-8.922.62
d1_-4.497.6-1.07-2.71-2.824.79c4_-2.141.918.7311.471.27-3.73
d2_-16.2234.01-10.86-2.55-1.518c5_-8.31-3.76-8.921.2713.06-1.96
d3_-6.2410.07-2.981.212.8912.12c6_9.1510.362.62-3.73-1.969.75
102
Crystal Name: 2-Ethylisoindoline-1,3-dione   Chemical Formula: C10H9NO2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000000.06c1_20.7911.0413.390-0.030
e2_0.03-0.010.030-0.010c2_11.0413.2611.6502.240
e3_0000.0400c3_13.3911.6517.6700.760
d1_000-7.66010.83c4_0002.9701.77
d2_1.29-5.394.510-1.210c5_-0.032.240.7604.360
d3_00016.770-5.02c6_0001.7706.43
103
Crystal Name: L-Methionine   Chemical Formula: C5H11NO2S   H-M Space Group: P1211


HD View 3D View Crystal Details
e1_000000.07c1_42.8114.9712.690-1.550
e2_0.070.170.0900.010c2_14.9732.3510.050-1.30
e3_0000.0500.02c3_12.6910.0521.110-4.10
d1_0003.1809.41c4_0002.850-0.45
d2_-0.84.972.8903.730c5_-1.55-1.3-4.106.070
d3_00017.1903.69c6_000-0.4507.75
104
Crystal Name: p-aminobenzoic acid   Chemical Formula: C7H7NO2   H-M Space Group: Pc


HD View 3D View Crystal Details
e1_0.10-0.0100.020c1_26.0215.6912.102.580
e2_000-0.0200.03c2_15.6921.2416.150-4.460
e3_0.06-0.020.0100.070c3_12.116.1520.7501.120
d1_8.05-6.940.390-2.990c4_0008.040-4.45
d2_000-1.2502.37c5_2.58-4.461.12010.350
d3_2.93-2.280.3904.980c6_000-4.4509.57
105
Crystal Name: (2R,4S,5R)-2-tert-Butyl-3-(furan-2-carbonyl)-5-methyloxazolidine-4-carboxylic acid   Chemical Formula: C14H19NO5   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.03-0.010-0.020.040c1_26.512.8710.381.57-1.98-0.64
e2_-0.060.010.020.040-0.02c2_12.8715.936.171.53-1.070.59
e3_-0.010.030.070.02-0.02-0.01c3_10.386.1720.171.32-2.76-2.54
d1_2.74-2.14-0.340.286.15-1.89c4_1.571.531.325.37-3.45-1.28
d2_-5.173.142.610.666.11-3.17c5_-1.98-1.07-2.76-3.457.361.83
d3_-3.692.84.292.3-1.131.35c6_-0.640.59-2.54-1.281.834.46
106
Crystal Name: urea   Chemical Formula: CH4N2O   H-M Space Group: P–421m


HD View 3D View Crystal Details
e1_0000.0900c1_12.7513.3211.68000
e2_00000.090c2_13.3212.7511.68000
e3_00000-0.03c3_11.6811.6865.15000
d1_00011.3800c4_0007.6200
d2_000011.380c5_00007.620
d3_00000-1.76c6_0000017.52
107
Crystal Name: Pyrimidine   Chemical Formula: C4H4N2   H-M Space Group: Pna21


HD View 3D View Crystal Details
e1_00000.020c1_23.0814.365.33000
e2_0000.0100c2_14.3632.259.43000
e3_0.070.020.04000c3_5.339.4324.78000
d1_0000-55.780c4_0001.9600
d2_0005.9700c5_0000-0.330
d3_3.37-1.11.18000c6_000006.13
108
Crystal Name: Benzotriazol-1-ylmethyl Derivatives   Chemical Formula: C7H6N4O   H-M Space Group: Cc


HD View 3D View Crystal Details
e1_-0.05-0.1-0.070-0.120c1_37.4816.7543.85030.390
e2_000-0.030-0.06c2_16.7517.8512.3702.370
e3_-0.07-0.07-0.110-0.040c3_43.8512.3761.2040.550
d1_-66.2943.8710.48040.780c4_00016.8013.47
d2_00017.350-24.25c5_30.392.3740.55033.590
d3_-7.695.33-4.89011.30c6_00013.47012.31
109
Crystal Name: Epsilon glycine   Chemical Formula: C2H5NO2   H-M Space Group: Pc


HD View 3D View Crystal Details
e1_-0.26-0.010.0500.270c1_60.3314.3222.590-11.960
e2_0000.020-0.06c2_14.3230.8416.230-1.280
e3_0.010.020.670-0.310c3_22.5916.2378.230-21.010
d1_-1.99-2.568.09023.590c4_0008.930-0.56
d2_0001.260-7.72c5_-11.96-1.28-21.01017.620
d3_-4.41-1.486.810-12.380c6_000-0.5607.59
110
Crystal Name: L-malic acid   Chemical Formula: C4H6O5   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.0700.07c1_24.8814.4212.1300.360
e2_-0.040.09000.040c2_14.4242.3116.540-4.870
e3_0000.0800.02c3_12.1316.5425.220-3.410
d1_000-2.6903.54c4_00014.710-9.61
d2_-4.44.30.08070c5_0.36-4.87-3.4108.440
d3_00012.71010.97c6_000-9.61013.29
111
Crystal Name: Glycine   Chemical Formula: C2H5NO2   H-M Space Group: P31


HD View 3D View Crystal Details
e1_-0.080.080-0.08-0.090.02c1_36.4521.2218.59-1.470.920
e2_0.02-0.020-0.090.080.08c2_21.2236.4518.591.47-0.920
e3_0.030.03-0.81000c3_18.5918.5986.54000
d1_-5.565.560-6.57-4.831.44c4_-1.471.47015.10-0.92
d2_0.72-0.720-4.836.5711.11c5_0.92-0.920015.1-1.47
d3_4.24.2-11.22000c6_000-0.92-1.477.62
112
Crystal Name: 2-Methoxyphenylhydrazone Dehydroascorbic Acid   Chemical Formula: C13H14N2O6   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.120-0.070.040.010.02c1_32.3213.5914.92-3.77-0.55-3.48
e2_0.040.140.02-0.050.01-0.03c2_13.5924.3211.39-6.98-2.893.1
e3_-0.02-0.06-0.050.08-0.010.02c3_14.9211.3921.09-1.98-0.811.8
d1_-3.8910.8-4.1814.4123.762.5c4_-3.77-6.98-1.986.220.16-0.67
d2_-3.2114.8-2.754.1933.62-4.96c5_-0.55-2.89-0.810.161.39-1.16
d3_2.711.57-4.0315.67-1.434.24c6_-3.483.11.8-0.67-1.168.76
113
Crystal Name: Pyrimidine   Chemical Formula: C4H4N2   H-M Space Group: Pna21


HD View 3D View Crystal Details
e1_00000.020c1_21.6613.585.12000
e2_0000.0100c2_13.5830.939.07000
e3_0.070.030.04000c3_5.129.0724.03000
d1_0000-66.70c4_0001.6100
d2_0006.8200c5_0000-0.30
d3_3.54-1.081.16000c6_000005.7
114
Crystal Name: Guanidinium nitrate   Chemical Formula: CH6N4O3   H-M Space Group: Pc


HD View 3D View Crystal Details
e1_-0.07-0.020.04000c1_34.4921.1521.010-13.970
e2_0000.110-0.04c2_21.1521.7114.80-6.670
e3_0.070.080000c3_21.0114.820.020-9.220
d1_-10.261.5210.110-2.80c4_0007.401.49
d2_000160-4.62c5_-13.97-6.67-9.22013.240
d3_3.515.79-7.201.750c6_0001.49012.87
115
Crystal Name: urea   Chemical Formula: CH4N2O   H-M Space Group: P–421m


HD View 3D View Crystal Details
e1_0000.0700c1_14.2214.212.27000
e2_00000.070c2_14.214.2212.27000
e3_00000-0.03c3_12.2712.2770.44000
d1_0008.8200c4_0008.2600
d2_00008.820c5_00008.260
d3_00000-1.62c6_0000018.52
116
Crystal Name: 4-Cyanoimidazolium-5-olate   Chemical Formula: C4H3N3O   H-M Space Group: Pna21


HD View 3D View Crystal Details
e1_00000.150c1_71.7131.6314.61000
e2_0000.1100c2_31.6348.418.73000
e3_0.30.210.02000c3_14.618.7320.15000
d1_000020.710c4_0007.9800
d2_00013.6100c5_00007.390
d3_3.692.38-2.55000c6_0000016.38
117
Crystal Name: Sarcosinium tartrate   Chemical Formula: C7H13NO8   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.050.08-0.01-0.05-0.010.08c1_42.7625.1717.234.16-2.4-10.39
e2_0.06-0.10.030.09-0.120.05c2_25.1747.6116.656.05-4.62-18.17
e3_0.150.050.01-0.06-0.01-0.11c3_17.2316.6530.124.16-6.43-4.3
d1_-1.148.29-4.47-9.8-16.4112.64c4_4.166.054.1611.43-5.2-4.13
d2_5.68-2.27-5.280.72-25.999.53c5_-2.4-4.62-6.43-5.27.565.65
d3_4.72-2.41-1.57-9.7-4.93-5.98c6_-10.39-18.17-4.3-4.135.6520.2
118
Crystal Name: Pyridine III   Chemical Formula: C5H5N   H-M Space Group: P41212


HD View 3D View Crystal Details
e1_0000.0200c1_14.310.179.79000
e2_0000-0.020c2_10.1714.39.79000
e3_000000c3_9.799.7913.22000
d1_0006.5800c4_0002.9200
d2_0000-6.580c5_00002.920
d3_000000c6_000004.64
119
Crystal Name: 2-Amino-N,3-dimethylbenzamide   Chemical Formula: C9H12N2O   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000000.01c1_17.3412.68.70-0.710
e2_0.05-0.14-0.0200.020c2_12.627.489.950-0.990
e3_000-0.0300.04c3_8.79.9527.50-3.760
d1_000-0.7401.3c4_0003.740-0.32
d2_9.61-9.35-0.0702.530c5_-0.71-0.99-3.7605.280
d3_000-8.6505.27c6_000-0.3207.86
120
Crystal Name: Ethyl 19-hydroxy-16-methyl-2-oxo-13-oxapentacyclo[14.2.2.01,14.03,12.04,9]icosa-3(12),4,6,8,10,17-hexaene-17-carboxylate   Chemical Formula: C23H22O5   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.050.080-0.03-0.010.02c1_22.4412.8511.75-0.570.680.64
e2_00.10.05-0.04-0.010.04c2_12.8530.3813.48-6.11-1.057.88
e3_0.02-0.07-0.070.06-0.01-0.01c3_11.7513.4814-2.680.351.77
d1_-4.66.24-1.74-1.770.58-4.8c4_-0.57-6.11-2.686-0.37-2.59
d2_-2.871.384.23-2.85-2.682.19c5_0.68-1.050.35-0.372.040.05
d3_5.62-0.81-7.688.48-2.94.82c6_0.647.881.77-2.590.056.64
121
Crystal Name: Theoretical Structure*   Chemical Formula: NA*   H-M Space Group: P1


HD View 3D View Crystal Details
e1_000000c1_311.414.8710.94-3.444.75-5.12
e2_000000c2_14.8723.0610.352.030.84-1.17
e3_000000c3_10.9410.3515.881.390.330.31
d1_0.020.08-0.08-0.140.011.22c4_-3.442.031.395.710.910.69
d2_00.010-0.010.010.53c5_4.750.840.330.912.011.33
d3_00.02-0.010.03-0.15-0.21c6_-5.12-1.170.310.691.332.21
122
Crystal Name: hydroxyammonium dinitro(4-nitro-1H-1,2,3-triazol-1-yl)methanide   Chemical Formula: C3H5N7O7   H-M Space Group: Pc


HD View 3D View Crystal Details
e1_00.16000.050c1_23.8416.8417.8300.560
e2_0000.050-0.02c2_16.8467.1118.290-4.940
e3_0.080.22-0.0500.010c3_17.8318.2921.1502.20
d1_0.854.03-5.0306.220c4_0005.860-2.84
d2_0008.6800.58c5_0.56-4.942.2012.790
d3_13.895.53-19.3905.280c6_000-2.8408.75
123
Crystal Name: Phenylmethanol   Chemical Formula: C7H8O   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.020-0.02c1_10.498.528.8301.630
e2_-0.020.080.060-0.030c2_8.5218.410.120-3.540
e3_0000.030-0.02c3_8.8310.1213.360-0.410
d1_000-8.040-9.14c4_0006.380-3.85
d2_-18.548.5710.1406.840c5_1.63-3.54-0.4105.70
d3_0004.8300.47c6_000-3.8506.04
124
Crystal Name: glycine   Chemical Formula: C2H5NO2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.1100.23c1_65.1112.7921.940-9.560
e2_0.01-0.120.120-0.070c2_12.7926.0816.470-2.750
e3_0000.020-0.06c3_21.9416.4779.380-20.560
d1_000-20.87052.8c4_0008.4401.23
d2_0.38-6.612.250-2.120c5_-9.56-2.75-20.56017.180
d3_0004.350-14.44c6_0001.2304.81
125
Crystal Name: 4-Hydroxy-3-[(2E)-3-(3,4,5-trimethoxyphenyl)prop-2-enoyl]-2H-chromen-2-one   Chemical Formula: C21H18O7   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.010.070.03-0.0200.02c1_13.5912.858.220.830.681.67
e2_-0.020.01-0.020.0200c2_12.8510.7214.51-2.9-1.741.34
e3_0-0.030.02-0.060.02-0.02c3_8.2214.5123.520.422.262.52
d1_-2.86-0.741.21-14.34-9.9125.25c4_0.83-2.90.422.35-0.460.25
d2_1.41-4.441.470.1-7.424.78c5_0.68-1.742.26-0.462.270.57
d3_-3.236.87-1.44-10.1722.69-24.62c6_1.671.342.520.250.571.38