Dataset Preview
Duplicate
The full dataset viewer is not available (click to read why). Only showing a preview of the rows.
The dataset generation failed
Error code:   DatasetGenerationError
Exception:    ArrowNotImplementedError
Message:      Cannot write struct type 'elements_vars' with no child field to Parquet. Consider adding a dummy child field.
Traceback:    Traceback (most recent call last):
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/builder.py", line 1870, in _prepare_split_single
                  writer.write_table(table)
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/arrow_writer.py", line 620, in write_table
                  self._build_writer(inferred_schema=pa_table.schema)
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/arrow_writer.py", line 441, in _build_writer
                  self.pa_writer = self._WRITER_CLASS(self.stream, schema)
                File "/src/services/worker/.venv/lib/python3.9/site-packages/pyarrow/parquet/core.py", line 1010, in __init__
                  self.writer = _parquet.ParquetWriter(
                File "pyarrow/_parquet.pyx", line 2157, in pyarrow._parquet.ParquetWriter.__cinit__
                File "pyarrow/error.pxi", line 154, in pyarrow.lib.pyarrow_internal_check_status
                File "pyarrow/error.pxi", line 91, in pyarrow.lib.check_status
              pyarrow.lib.ArrowNotImplementedError: Cannot write struct type 'elements_vars' with no child field to Parquet. Consider adding a dummy child field.
              
              During handling of the above exception, another exception occurred:
              
              Traceback (most recent call last):
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/builder.py", line 1886, in _prepare_split_single
                  num_examples, num_bytes = writer.finalize()
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/arrow_writer.py", line 639, in finalize
                  self._build_writer(self.schema)
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/arrow_writer.py", line 441, in _build_writer
                  self.pa_writer = self._WRITER_CLASS(self.stream, schema)
                File "/src/services/worker/.venv/lib/python3.9/site-packages/pyarrow/parquet/core.py", line 1010, in __init__
                  self.writer = _parquet.ParquetWriter(
                File "pyarrow/_parquet.pyx", line 2157, in pyarrow._parquet.ParquetWriter.__cinit__
                File "pyarrow/error.pxi", line 154, in pyarrow.lib.pyarrow_internal_check_status
                File "pyarrow/error.pxi", line 91, in pyarrow.lib.check_status
              pyarrow.lib.ArrowNotImplementedError: Cannot write struct type 'elements_vars' with no child field to Parquet. Consider adding a dummy child field.
              
              The above exception was the direct cause of the following exception:
              
              Traceback (most recent call last):
                File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 1417, in compute_config_parquet_and_info_response
                  parquet_operations = convert_to_parquet(builder)
                File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 1049, in convert_to_parquet
                  builder.download_and_prepare(
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/builder.py", line 924, in download_and_prepare
                  self._download_and_prepare(
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/builder.py", line 1000, in _download_and_prepare
                  self._prepare_split(split_generator, **prepare_split_kwargs)
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/builder.py", line 1741, in _prepare_split
                  for job_id, done, content in self._prepare_split_single(
                File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/builder.py", line 1897, in _prepare_split_single
                  raise DatasetGenerationError("An error occurred while generating the dataset") from e
              datasets.exceptions.DatasetGenerationError: An error occurred while generating the dataset

Need help to make the dataset viewer work? Make sure to review how to configure the dataset viewer, and open a discussion for direct support.

doi
string
paragraph_string
string
reaction
dict
reaction_string
string
target
dict
targets_string
string
precursors
list
solvents_string
sequence
operations
list
quantities
list
type
string
10.1016/j.materresbull.2006.03.011
La4Ti9O24 compounds with various degrees of Pb2+ a<...>meter (ICP) to check the stoichiometry (Table 2 ).
{ "left_side": [ "La(NO3)3·6H2O", "TiCl4" ], "right_side": [ "La4Ti9O24" ] }
TiCl4 + La(NO3)3·6H2O -> La4Ti9O24
{ "additives": [], "amounts_vars": { "a": null, "b": null, "c": null, "d": null, "f": null, "g": null, "h": null, "i": null, "k": null, "l": null, "m": null, "n": null, "p": null, "q": null, "r": null, "s": null, "t": null, "u": null, "w": ...
La4Ti9O24
[ { "additives": [], "amounts_vars": { "a": null, "c": null, "d": null, "h": null, "i": null, "m": null, "n": null, "p": null, "q": null, "s": null, "t": null, "u": null, "w": null, "x": null, "y": null, "z": null ...
[ "water" ]
[ { "conditions": { "atmosphere": null, "mixing_device": null, "mixing_media": null, "temperature": null, "time": null }, "string": "maintained", "type": "HeatingOperation" }, { "conditions": { "atmosphere": [ "air" ], "mixing_device": nu...
[ { "material": "water", "quantity": [ { "number": 0.1, "unit": "M" } ] } ]
precipitation
10.1016/j.apcata.2012.04.027
The anatase TiO2 support was obtained by adding 0.<...> flowing air. The BET surface area is 77.1 m2 g−1.
{ "left_side": [ "TiCl4" ], "right_side": [ "TiO2" ] }
TiCl4 -> TiO2
{ "additives": [], "amounts_vars": { "a": null, "b": null, "c": null, "d": null, "f": null, "g": null, "h": null, "i": null, "k": null, "l": null, "m": null, "n": null, "p": null, "q": null, "r": null, "s": null, "t": null, "u": null, "w": ...
TiO2
[ { "additives": [], "amounts_vars": { "a": null, "c": null, "d": null, "h": null, "i": null, "m": null, "n": null, "p": null, "q": null, "s": null, "t": null, "u": null, "w": null, "x": null, "y": null, "z": null ...
[ "water", "water" ]
[ { "conditions": { "atmosphere": null, "mixing_device": null, "mixing_media": [ "water" ], "temperature": null, "time": null }, "string": "adding", "type": "MixingOperation" }, { "conditions": { "atmosphere": null, "mixing_device": null,...
[ { "material": "TiCl4", "quantity": [ { "number": 0.125, "unit": "mol" } ] }, { "material": "water", "quantity": [ { "number": 0.5, "unit": "L" } ] }, { "material": "NH3·H2O", "quantity": [ { "number": 2, ...
precipitation
10.1063/1.4967923
The precursor salts, cobalt chloride (CoCl2, 6H2O)<...>−↔ FeOOH+ H2O, Co(OH)2+2FeOOH → CoFe2O4+ 2H2O+ H+.
{ "left_side": [ "CoCl2", "FeCl3" ], "right_side": [ "CoFe2O4" ] }
FeCl3 + CoCl2 -> CoFe2O4
{ "additives": [], "amounts_vars": { "a": null, "b": null, "c": null, "d": null, "f": null, "g": null, "h": null, "i": null, "k": null, "l": null, "m": null, "n": null, "p": null, "q": null, "r": null, "s": null, "t": null, "u": null, "w": ...
CoFe2O4
[ { "additives": [], "amounts_vars": { "a": null, "c": null, "d": null, "h": null, "i": null, "m": null, "n": null, "p": null, "q": null, "s": null, "t": null, "u": null, "w": null, "x": null, "y": null, "z": null ...
[ "ethylene glycol", "ethanol", "ethanol", "ethylene glycol" ]
[ { "conditions": { "atmosphere": null, "mixing_device": null, "mixing_media": [ "ethylene glycol" ], "temperature": null, "time": null }, "string": "dissolved", "type": "MixingOperation" }, { "conditions": { "atmosphere": null, "mixing_d...
[ { "material": "CoCl2", "quantity": [ { "number": 0.721, "unit": "g" } ] }, { "material": "FeCl3", "quantity": [ { "number": 1.638, "unit": "g" } ] }, { "material": "urea", "quantity": [ { "number": 1.06, ...
hydrothermal
10.1039/c7nr01644a
For the growth of ZnCo2O4 NRs, H:ZnO NR samples we<...>e used for the growth of ZnCo2O4 NRs on H:ZnO NRs.
{ "left_side": [ "Co(NO3)3·6H2O", "Zn(NO3)2·6H2O" ], "right_side": [ "ZnCo2O4" ] }
Zn(NO3)2·6H2O + Co(NO3)3·6H2O -> ZnCo2O4
{ "additives": [], "amounts_vars": { "a": null, "b": null, "c": null, "d": null, "f": null, "g": null, "h": null, "i": null, "k": null, "l": null, "m": null, "n": null, "p": null, "q": null, "r": null, "s": null, "t": null, "u": null, "w": ...
ZnCo2O4
[ { "additives": [], "amounts_vars": { "a": null, "c": null, "d": null, "h": null, "i": null, "m": null, "n": null, "p": null, "q": null, "s": null, "t": null, "u": null, "w": null, "x": null, "y": null, "z": null ...
[ "water" ]
[ { "conditions": { "atmosphere": null, "mixing_device": null, "mixing_media": [ "zinc nitrate hexahydrate" ], "temperature": null, "time": null }, "string": "dipped", "type": "MixingOperation" }, { "conditions": { "atmosphere": null, "mi...
[ { "material": "zinc nitrate hexahydrate", "quantity": [ { "number": 1, "unit": "mmol" } ] }, { "material": "cobalt nitrate hexahydrate", "quantity": [ { "number": 2, "unit": "mmol" } ] }, { "material": "urea", "quantity"...
hydrothermal
10.1039/c3ce00037k
All chemicals were of analytical grade and purchas<...>tions were kept the same as the typical synthesis.
{ "left_side": [ "C6H9NO", "CH4N2S", "Cu(NO3)2·3H2O" ], "right_side": [ "Cu39S28" ] }
Cu(NO3)2·3H2O + CH4N2S + C6H9NO -> Cu39S28
{ "additives": [], "amounts_vars": { "a": null, "b": null, "c": null, "d": null, "f": null, "g": null, "h": null, "i": null, "k": null, "l": null, "m": null, "n": null, "p": null, "q": null, "r": null, "s": null, "t": null, "u": null, "w": ...
Cu39S28
[ { "additives": [], "amounts_vars": { "a": null, "c": null, "d": null, "h": null, "i": null, "m": null, "n": null, "p": null, "q": null, "s": null, "t": null, "u": null, "w": null, "x": null, "y": null, "z": null ...
[]
[ { "conditions": { "atmosphere": null, "mixing_device": null, "mixing_media": [ "N, N-dimethyl formamide" ], "temperature": null, "time": null }, "string": "dissolved", "type": "MixingOperation" }, { "conditions": { "atmosphere": null, "...
[ { "material": "Cu(NO3)2·3H2O", "quantity": [ { "number": 2, "unit": "mmol" } ] }, { "material": "thiourea", "quantity": [ { "number": 2, "unit": "mmol" } ] }, { "material": "N, N-dimethyl formamide", "quantity": [ ...
hydrothermal
10.1039/c2ce25512j
The reagents were analytical grade and used withou<...>d finally dried in a vacuum oven at 60 °C for 3 h.
{ "left_side": [ "AgNO3", "La(NO3)3·6H2O", "N2H4·H2O", "Na2TeO3", "Pb(CH3COO)2·3H2O" ], "right_side": [ "AgPb10LaTe12" ] }
La(NO3)3·6H2O + Na2TeO3 + Pb(CH3COO)2·3H2O + AgNO3 + N2H4·H2O -> AgPb10LaTe12
{ "additives": [], "amounts_vars": { "a": null, "b": null, "c": null, "d": null, "f": null, "g": null, "h": null, "i": null, "k": null, "l": null, "m": null, "n": null, "p": null, "q": null, "r": null, "s": null, "t": null, "u": null, "w": ...
AgPb10LaTe12
[ { "additives": [], "amounts_vars": { "a": null, "c": null, "d": null, "h": null, "i": null, "m": null, "n": null, "p": null, "q": null, "s": null, "t": null, "u": null, "w": null, "x": null, "y": null, "z": null ...
[ "water", "ethanol" ]
[ { "conditions": { "atmosphere": null, "mixing_device": null, "mixing_media": null, "temperature": null, "time": null }, "string": "added", "type": "MixingOperation" }, { "conditions": { "atmosphere": null, "mixing_device": null, "mixing_media":...
[ { "material": "polyvinylpyrrolidone", "quantity": [ { "number": 0.2, "unit": "g" } ] }, { "material": "silver nitrate", "quantity": [ { "number": 0.12, "unit": "mmol" } ] }, { "material": "lead acetate trihydrate", "quan...
hydrothermal
10.1007/s10854-016-5792-7
In this study, the synthesis of EuVO4 was performe<...>sphere. Reaction conditions are listed in Table 1.
{ "left_side": [ "Eu(NO3)3·6H2O", "NH4VO3" ], "right_side": [ "EuVO4" ] }
Eu(NO3)3·6H2O + NH4VO3 -> EuVO4
{ "additives": [], "amounts_vars": { "a": null, "b": null, "c": null, "d": null, "f": null, "g": null, "h": null, "i": null, "k": null, "l": null, "m": null, "n": null, "p": null, "q": null, "r": null, "s": null, "t": null, "u": null, "w": ...
EuVO4
[ { "additives": [], "amounts_vars": { "a": null, "c": null, "d": null, "h": null, "i": null, "m": null, "n": null, "p": null, "q": null, "s": null, "t": null, "u": null, "w": null, "x": null, "y": null, "z": null ...
[ "water" ]
[ { "conditions": { "atmosphere": null, "mixing_device": null, "mixing_media": [ "water" ], "temperature": null, "time": null }, "string": "dissolved", "type": "MixingOperation" }, { "conditions": { "atmosphere": null, "mixing_device": nu...
[ { "material": "Ammonium metavanadate", "quantity": [ { "number": 1, "unit": "mmol" } ] }, { "material": "Eu(NO3)3·6H2O", "quantity": [ { "number": 1, "unit": "mmol" } ] }, { "material": "water", "quantity": [ { ...
precipitation
10.1016/j.jssc.2008.06.049
A 7.2 M NH4OH solution was added to a 0.5 M aqueou<...>400, 600, 800 °C) for 6 h under air was performed.
{ "left_side": [ "Fe(NO3)3·9H2O" ], "right_side": [ "Fe2O3" ] }
Fe(NO3)3·9H2O -> Fe2O3
{ "additives": [], "amounts_vars": { "a": null, "b": null, "c": null, "d": null, "f": null, "g": null, "h": null, "i": null, "k": null, "l": null, "m": null, "n": null, "p": null, "q": null, "r": null, "s": null, "t": null, "u": null, "w": ...
Fe2O3
[ { "additives": [], "amounts_vars": { "a": null, "c": null, "d": null, "h": null, "i": null, "m": null, "n": null, "p": null, "q": null, "s": null, "t": null, "u": null, "w": null, "x": null, "y": null, "z": null ...
[]
[ { "conditions": { "atmosphere": null, "mixing_device": null, "mixing_media": [ "Fe(OH)3" ], "temperature": null, "time": null }, "string": "added", "type": "MixingOperation" }, { "conditions": { "atmosphere": null, "mixing_device": null...
[ { "material": "NH4OH", "quantity": [ { "number": 7.2, "unit": "M" } ] }, { "material": "iron nitrate", "quantity": [ { "number": 0.5, "unit": "M" } ] } ]
precipitation
10.1016/j.jpowsour.2013.01.021
To prepare a concentration-gradient cathode materi<...> form the concentration-gradient cathode material.
{ "left_side": [ "(Mn1/3N1/3Co1/3)CO3", "CoSO4", "Li2CO3", "MnSO4", "NiSO4" ], "right_side": [ "Li1.13(Mn0.534Ni0.233Co0.233)0.87O2" ] }
Li2CO3 + NiSO4 + MnSO4 + CoSO4 + (Mn1/3N1/3Co1/3)CO3 -> Li1.13(Mn0.534Ni0.233Co0.233)0.87O2
{ "additives": [], "amounts_vars": { "a": null, "b": null, "c": null, "d": null, "f": null, "g": null, "h": null, "i": null, "k": null, "l": null, "m": null, "n": null, "p": null, "q": null, "r": null, "s": null, "t": null, "u": null, "w": ...
Li1.13(Mn0.534Ni0.233Co0.233)0.87O2
[ { "additives": [], "amounts_vars": { "a": null, "c": null, "d": null, "h": null, "i": null, "m": null, "n": null, "p": null, "q": null, "s": null, "t": null, "u": null, "w": null, "x": null, "y": null, "z": null ...
[]
[ { "conditions": { "atmosphere": null, "mixing_device": null, "mixing_media": null, "temperature": null, "time": null }, "string": "stirred", "type": "MixingOperation" }, { "conditions": { "atmosphere": null, "mixing_device": null, "mixing_media...
null
precipitation
10.1039/C2AN35259A
2.3.1 Preparation of superparamagnetic Fe3O4 parti<...>finally drying in a vacuum oven at 60 °C for 24 h.
{ "left_side": [ "FeCl3·6H2O", "FeSO4·7H2O" ], "right_side": [ "Fe3O4" ] }
FeSO4·7H2O + FeCl3·6H2O -> Fe3O4
{ "additives": [], "amounts_vars": { "a": null, "b": null, "c": null, "d": null, "f": null, "g": null, "h": null, "i": null, "k": null, "l": null, "m": null, "n": null, "p": null, "q": null, "r": null, "s": null, "t": null, "u": null, "w": ...
Fe3O4
[ { "additives": [], "amounts_vars": { "a": null, "c": null, "d": null, "h": null, "i": null, "m": null, "n": null, "p": null, "q": null, "s": null, "t": null, "u": null, "w": null, "x": null, "y": null, "z": null ...
[ "water", "water" ]
[ { "conditions": { "atmosphere": null, "mixing_device": null, "mixing_media": [ "water" ], "temperature": null, "time": null }, "string": "dissolved", "type": "MixingOperation" }, { "conditions": { "atmosphere": null, "mixing_device": nu...
[ { "material": "FeCl3·6H2O", "quantity": [ { "number": 5, "unit": "g" } ] }, { "material": "water", "quantity": [ { "number": 30, "unit": "mL" } ] }, { "material": "hydrazine hydrate", "quantity": [ { "numbe...
precipitation
End of preview.
README.md exists but content is empty.
Downloads last month
116