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If you want your published or unpublished data uploaded to this database you can contact sarah.guerin@ul.ie and shubham.vishnoi@ul.ie.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
301
Crystal Name: dimethyl 2-((1-(benzyloxy)-3-methylbutan-2-yl)(oxido)azanylidene)succinate   Chemical Formula: C18H25NO6   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.02-0.01-0.04-0.0100.02c1_14.5210.647.741.840.56-0.38
e2_0.010.010.010.01-0.010.01c2_10.6416.569.73-0.72-3.71-1.97
e3_-0.02-0.030.03-0.010.010c3_7.749.7315.10.751.880.46
d1_-14.6826.06-16.2818.9921.4716.53c4_1.84-0.720.753.460.2-1.13
d2_-2.413.08-0.447.76-1.055.1c5_0.56-3.711.880.25.630.69
d3_15.05-30.6518.65-24.39-22.94-15.44c6_-0.38-1.970.46-1.130.694.83
302
Crystal Name: Terrein   Chemical Formula: C8H10O3   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.070-0.07c1_18.3311.0410.80-0.050
e2_-0.03-0.1-0.0700.010c2_11.0418.6512.2600.590
e3_0000.010-0.04c3_10.812.2618.0200.620
d1_000-5.820-14.6c4_0007.9901.72
d2_3.28-6.46-1.6903.90c5_-0.050.590.6203.920
d3_0003.560-9.59c6_0001.7204.37
303
Crystal Name: 4-oxo-4-phenylbutanenitrile   Chemical Formula: C10H9NO   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.0600.01c1_14.3212.088.200.020
e2_-0.01-0.010.010-0.020c2_12.0819.2512.140-0.450
e3_000-0.0200.01c3_8.212.1437.830-3.760
d1_000-9.3101.41c4_0005.940-0.27
d2_0.35-0.99-0.160-70c5_0.02-0.45-3.7602.340
d3_000-4.0201.19c6_000-0.2704.48
304
Crystal Name: NA   Chemical Formula: C20H26O4   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.030-0.13c1_110.2536.8611.220-19.110
e2_-0.97-0.260.10-0.180c2_36.869.644.020-9.380
e3_000-0.070-0.03c3_11.224.0218.0800.050
d1_0003.850-4.02c4_0001.930-4.83
d2_-85.57144.4727.130-148.50c5_-19.11-9.380.0503.130
d3_-0.010.010-63.8-0.01-11.55c6_000-4.83028.89
305
Crystal Name: urea   Chemical Formula: CH4N2O   H-M Space Group: P–421m


HD View 3D View Crystal Details
e1_0000.0700c1_14.4614.312.37000
e2_00000.070c2_14.314.4612.37000
e3_00000-0.03c3_12.3712.3770.12000
d1_0009.0500c4_0008.1400
d2_00009.050c5_00008.140
d3_00000-1.69c6_0000018.7
306
Crystal Name: Pivaloyl-prolyl-glycyl-N-methyl amide   Chemical Formula: C13H23N3O3   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.1-0.01-0.020.04-0.040.01c1_20.6712.319.36-1.99-0.650.02
e2_0.080.030.010.010-0.01c2_12.3118.3510.722.19-0.75-2.1
e3_-0.040.01-0.07-0.0100.01c3_9.3610.7219.60.690.74-2.24
d1_-10.855.293.07-6.83-21.134.54c4_-1.992.190.697.98-2.97-1.28
d2_8.15-2.99-2.767.8710.74-2.97c5_-0.65-0.750.74-2.973.130.38
d3_-5.357.02-3.96-6.57-5.91.91c6_0.02-2.1-2.24-1.280.385
307
Crystal Name: Cellulose   Chemical Formula: C12H14O10   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.390.020.17-0.09-0.01-0.09c1_149.413.5610.17-5.36-2.67-9.06
e2_0.310-0.110.040.020.03c2_13.5610.058.812.76-2.491.64
e3_-0.030.15-0.02-0.080.1-0.02c3_10.178.8116.690.46-1.834.42
d1_25.988.25-112.716.69343.13370.76c4_-5.362.760.460.881.54-1.83
d2_-14.64-57.8369.274.82-211.08-225.55c5_-2.67-2.49-1.831.542-1.69
d3_-15.32-106.0297.5185.62-301.79-260.62c6_-9.061.644.42-1.83-1.692.96
308
Crystal Name: b-D-Glucurono-1,4-lactone   Chemical Formula: C6H8O6   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.010-0.01c1_26.716.1714.450-0.880
e2_-0.03-0.15-0.180-0.010c2_16.1728.7917.90-0.380
e3_000-0.1900.02c3_14.4517.936.1400.910
d1_0000.640-0.65c4_00017.410-2.36
d2_4.34-5.2-4.050-0.140c5_-0.88-0.380.91010.680
d3_000-11.20-0.62c6_000-2.36010.06
309
Crystal Name: urea   Chemical Formula: CH4N2O   H-M Space Group: P–421m


HD View 3D View Crystal Details
e1_0000.0700c1_13.7314.2512.06000
e2_00000.070c2_14.2513.7312.06000
e3_00000-0.03c3_12.0612.0669.79000
d1_0009.3100c4_0007.700
d2_00009.310c5_00007.70
d3_00000-1.71c6_0000018.28
310
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_11.27.989.3500.440
e2_0.040.0300-0.020c2_7.9814.1910.29010
e3_0000.0200.01c3_9.3510.2914.650-0.010
d1_000-4.420-1.19c4_0005.5101
d2_6.123.51-6.330-4.590c5_0.441-0.0104.70
d3_0002.7300.83c6_000104.63
311
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_62.3514.5422.60-12.310
e2_0000.010-0.06c2_14.5430.216.220-1.260
e3_0.030.010.670-0.290c3_22.616.2276.510-20.440
d1_-0.45-4.229.13027.720c4_00010.160-0.39
d2_0001.110-8.11c5_-12.31-1.26-20.44017.920
d3_-3.79-2.37.630-10.290c6_000-0.3907.34
312
Crystal Name: 3-(2-(pyridin-4-yl)vinyl)pyridine   Chemical Formula: C12H10N2A   H-M Space Group: Pc


HD View 3D View Crystal Details
e1_0.030.020.010-0.030c1_21.8913.2813.70-9.260
e2_000-0.0300c2_13.2816.9613.10-0.110
e3_-0.02-0.01-0.0300.020c3_13.713.113.890-2.050
d1_-11.047.532.510-15.360c4_0004.9902.53
d2_000-17.09022.25c5_-9.26-0.11-2.0508.030
d3_19.16-5.75-12.8020.670c6_0002.5301.85
313
Crystal Name: NA   Chemical Formula: CH4N2O   H-M Space Group: P–421m


HD View 3D View Crystal Details
e1_0000.0700c1_13.8412.9412000
e2_00000.070c2_12.9413.8412000
e3_00000-0.03c3_121265.44000
d1_0008.0500c4_0008.1500
d2_00008.050c5_00008.150
d3_00000-1.99c6_0000017.57
314
Crystal Name: Succinamic acid   Chemical Formula: C4H7NO3   H-M Space Group: Pc


HD View 3D View Crystal Details
e1_0.140.08-0.0100.010c1_40.3734.739.5100.050
e2_000000.02c2_34.7333.5510.4500.780
e3_-0.06-0.02-0.260-0.020c3_9.5110.4534.101.990
d1_15.58-13.69-1.05010.60c4_0002.8100.84
d2_0000.300.89c5_0.050.781.9902.050
d3_-11.4113.86-8.030-9.180c6_0000.84024.25
315
Crystal Name: nitrobenzaldehyde hydrazone   Chemical Formula: C7H7N3O2   H-M Space Group: Pc


HD View 3D View Crystal Details
e1_-0.01-0.1-0.1200.030c1_11.3312.5610.10-0.440
e2_0000.10-0.06c2_12.5627.5121.70-2.040
e3_0.040.250.150-0.090c3_10.121.726.670-5.550
d1_6.99-3.83-3.7401.590c4_0008.060-1.12
d2_0.01-0.030.027.550.02-30.97c5_-0.44-2.04-5.5503.260
d3_-7.4330.32-27.890-56.520c6_000-1.1201.8
316
Crystal Name: L-Asparaginium Nitrate   Chemical Formula: C4H9N3O6   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.03-0.04-0.080.01-0.040.04c1_24.6514.8319.110.550.540.92
e2_0.09-0.030.03-0.050.060c2_14.8329.720.64-8.723.56-1.48
e3_0.04-0.12-0.1-0.01-0.09-0.03c3_19.1120.6429.12-5.512.73-1.48
d1_7.29-0.14-7.79-4.81-3.744.68c4_0.55-8.72-5.519.63-1.370.99
d2_14.7-11.33-4.88-17.29.31-6.7c5_0.543.562.73-1.3710.231.59
d3_15.99-9.94-9.84-15.93-4.32-8.92c6_0.92-1.48-1.480.991.595.92
317
Crystal Name: deuterated hydrazinium hydrogen oxalate   Chemical Formula: C2D6N2O4   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.0300.13c1_32.216.2411.4302.720
e2_-0.01-0.14-0.130-0.010c2_6.2465.3510.920-2.480
e3_0000.0800.06c3_11.4310.9248.6809.570
d1_0002.37022.14c4_00010.730-0
d2_0.81-1.72-2.8101.370c5_2.72-2.489.57010.660
d3_0007.82010.28c6_000-005.73
318
Crystal Name: (2R,3R)-(+)-2,3-dihydroxy-N,N-dimethylbutanediamide (2S)-(-)-2-hydroxy-N,N-dimethylbutanediamide   Chemical Formula: C12H24N4O7   H-M Space Group: P1


HD View 3D View Crystal Details
e1_00.06-0.0100.090.02c1_43.0811.4111.130.43-1.050.66
e2_0.060-0.050.060.07-0.04c2_11.4124.7311.78-2.11.38-0.92
e3_-0.050.010.11-0.05-0.050.01c3_11.1311.7823.63-4.930.9-0
d1_03.07-2.421.1514.632.66c4_0.43-2.1-4.938.98-1.250.71
d2_2.5-0.42-2.087.7214.17-7.66c5_-1.051.380.9-1.255.820.26
d3_-2.6-0.865.59-4.61-11.052.32c6_0.66-0.92-00.710.266.15
319
Crystal Name: (S,S)-2-Amino-3-methylpentanoic acid (R,S)-2-amino-3-methylpentanoic acid   Chemical Formula: C6H13NO2   H-M Space Group: P1


HD View 3D View Crystal Details
e1_000.01-0.0100c1_31.0214.333.98-0.47-0.14-1.44
e2_-0.0100.02-0.0100c2_14.3349.56.4-2.08-0.59-8.05
e3_00-0.01-0.0100c3_3.986.424.22-1.891.850.25
d1_0.16-0.330.05-2.30.75-0.85c4_-0.47-2.08-1.894.67-0.060.11
d2_-0.2-0.20.49-2.650.45-0.64c5_-0.14-0.591.85-0.064.7-0.16
d3_-0.05-0.05-0.43-1.71-0.34-0.51c6_-1.44-8.050.250.11-0.167.5
320
Crystal Name: 2-aminoethene-1,1,2-tricarbonitrile   Chemical Formula: C5H2N4   H-M Space Group: Pca21


HD View 3D View Crystal Details
e1_00000.020c1_35.5917.3811.54000
e2_0000.1200c2_17.3832.6215.02000
e3_0.140.160.03000c3_11.5415.0215.47000
d1_00005.360c4_00011.200
d2_00010.7100c5_00003.40
d3_2.86.26-5.94000c6_000006.46
321
Crystal Name: Boc-?-Ala-mABA-OMe   Chemical Formula: C16H22N2O5   H-M Space Group: P1


HD View 3D View Crystal Details
e1_0.24-0.010.01-0.03-0.040.01c1_29.76.3110.520.19-2.391.49
e2_-0.090.010.04-0.06-0.030.05c2_6.3117.3610.01-3.670.93-0.27
e3_-0.01-0.04-0.10.030.07-0.03c3_10.5210.0118.47-4.87-2.3-0.66
d1_12.22-1.97-10.73-16.7-5.18-6.35c4_0.19-3.67-4.875.55-0.080.53
d2_-7.5-0.454.34-11.73-6.5350.98c5_-2.390.93-2.3-0.085.990.1
d3_4.7-1.3-6.391.6111.56-31.91c6_1.49-0.27-0.660.530.11.34
322
Crystal Name: Methyl 5-methylpyrazine-2-carboxylate   Chemical Formula: C7H8N2O2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_000-0.0100.06c1_18.8910.778.6900.290
e2_0.050.130.0300.010c2_10.7725.2414.390-0.50
e3_0000.070-0.02c3_8.6914.3921.7202.630
d1_0001.7011.15c4_0005.440-1.5
d2_-0.027.9-4.5306.210c5_0.29-0.52.6303.840
d3_00013.7700.33c6_000-1.505.51
323
Crystal Name: Ethylene Glycol   Chemical Formula: C2H6O2   H-M Space Group: P212121


HD View 3D View Crystal Details
e1_000-0.0100c1_16.38.8612.12000
e2_0000-0.030c2_8.8623.77.99000
e3_00000-0.01c3_12.127.9923.91000
d1_000-1.2200c4_0004.2200
d2_0000-3.010c5_00009.210
d3_00000-1.45c6_000009
324
Crystal Name: α-Amino Nitriles   Chemical Formula: C17H16N2O   H-M Space Group: P1


HD View 3D View Crystal Details
e1_-0.05-0.010.0400-0.01c1_17.327.97.28-0.710.7-2.3
e2_-0.02-0.010.0100.02-0.01c2_7.919.49.14-0.070.30.25
e3_0.050.0100.010.040c3_7.289.14141.431.181.51
d1_-7.91-1.8810.55-3.42-8.03-11.37c4_-0.71-0.071.434.870.83-0.35
d2_-2.29-1.112.63-3.096.8-0.77c5_0.70.31.180.832.91-1.87
d3_5.971.01-6.871.6621.7811.79c6_-2.30.251.51-0.35-1.875.27
325
Crystal Name: L-histidine   Chemical Formula: C6H9N3O2   H-M Space Group: P21


HD View 3D View Crystal Details
e1_0000.030-0.12c1_35.4411.999.980-0.080
e2_0.070.07-0.070-0.040c2_11.9919.387.4301.710
e3_0000.010-0.01c3_9.987.4394.380-12.710
d1_0006.430-14.27c4_0004.9800.14
d2_0.578.19-5.560-30.620c5_-0.081.71-12.7104.220
d3_0002.830-1.5c6_0000.1408.8