Time of data acquisition per movie/tilt - in s
The size of the image in pixels, height and width given.
Magnification level as indicated by the instrument, no unit
Number of grids imaged for this project - here with qualifier during this data acquisition
Movement of the beam above the sample for data collection purposes that does not require movement of the stage. Given in mrad.
Average dose per image/movie/tilt - given in electrons per square Angstrom
Target defocus set, min and max values in nm.
Level of binning on the images applied during data collection
Whether and how you have to flip or rotate the gainref in order to align with your acquired images
Number of images generated total for this data collection - might need a qualifier for tilt series to determine whether full series or individual tilts are counted
Cryogen used in cooling the instrument and sample, usually nitrogen
Any type of special optics, such as a phaseplate
Whether an energy filter was used and its specifics.
Type of cryogen used in the holder - if the holder is cooled seperately
Number of frames that on average constitute a full movie, can be a bit hard to define for some detectors
The total electron beam current hitting the viewing screen, in nA.
Machine estimated defocus, min and max values in µm. Has a tendency to be off.
Number of Beamtilt groups present in this dataset - for optimized processing split dataset into groups of same tilt angle. Despite its name Beamshift is often used to achive this result.
Movement of the Beam below the image in order to shift the image on the detector. Given in µm.
Another way to move the beam above the sample for data collection purposes that does not require movement of the stage. Given in mrad.
Temperature during data collection, in K with min and max values.
A series of numbers constructed from min, max, and increment
Maximal value of a given dataset property
Minimal value of a given dataset property
General dataset for TEM/STEM and EELS/EDX spectroscopy.
Describe the data acquisition parameters
Describe the instrument used to acquire the data
List of molecule associated with the sample
List of ligands associated with the sample
Special device used to correct instrument inherent chromatic aberration.
Details of a given specialist instrument
whether a specific instrument was used during data acquisition
Used to modulate the phase of the electron wave.
Special device used to correct instrument inherent spherical aberration.
List of custom descriptors for user-defined key-value pairs describing how micrographs were obtained or any related information
Instrument values, mostly constant across a data collection.
Voltage used for the electron acceleration, in kV
Refers to how tightly or widely the electron beam is focused onto the sample, in mrad. Typically low convergence for TEM and high for STEM.
Type of electron source used in the microscope, such as FEG
Mode of illumination used during data collection
C2 aperture size used in data acquisition, in µm
Spherical aberration of the instrument, in mm
Operating mode of the microscope, i.e. "TEM", "STEM"
Mode of imaging used during data collection
Details on the person performing the experiment.
Role of the author, for example principal investigator
Type of organization, academic, commercial, governmental, etc.
ORCID of the author, a type of unique identifier
Overarching category for authors and grants
List of authors associated with the project
List of grants associated with the project
if a value has a unit, it should be given as a unit value pair.
General acquisition covering materials science and other use cases. For specialized techniques, use the appropriate subclass (AcquisitionSpa for single particle, or tomography subclasses).
Specifies which Acquisition subschema/class is in use.
Dispersion of an analytical detector, in eV
Collection angle set, min and max values in mrad.
Mode of the detector, e.g. "counting", "ScanningDetector", "ImagingDetector", etc.
A device used to filter for electrons with specific energy.
Optional optics used to correct for instrument limitations.
Specialist device to correct for spherical aberration of the microscope lenses
Phaseplate is a special optics device that can be used to enhance contrast
Specialist device to correct for chromatic aberration of the microscope lenses
Details on the grid used in the experiment.
Type of pretreatment of the grid, i.e., glow discharge
Pressure of the chamber during pretreatment, in Pa
Atmospheric conditions in the chamber during pretreatment, i.e., addition of specific gases, etc.
Type of material the support film is made of
Provide a valid SMILES string of your ligand
Link to a reference of your ligand, i.e., CCD, PubChem, etc.
More detailed information about individual molecules.
Scientific name of the natural host organism
Name of an individual molecule (often protein) in the sample
Full sequence of the sample as in the data, i.e., cleaved tags should also be removed from sequence here
Description of the overall molecular type, i.e., a complex
Scientific name of the organism used to produce the molecule of interest
Taxonomy ID of the expression system organism
Taxonomy ID of the natural source organism
Where the sample was taken from, i.e., natural host, recombinantly expressed, etc.
What type of higher order structure your sample forms - if any.
Unifying class to describe the full sample.
Environmental temperature just before vitrification, in K
Which cryogen was used for vitrification
Environmental humidity just before vitrification, in %
Concentration of the (supra)molecule in the sample, in mg/ml
Name/composition of the (chemical) sample buffer during grid preparation
The width of a given item - unit depends on item
The height of a given item - unit depends on item
Any type, used as the base for type-narrowing.
an axis-aligned 2D bounding box (float units)
unit value extended to have two additional fields si_value and si_unit
value of a given field in respect to its SI unit