Slot: beam_convergence
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.
URI: https://w3id.org/osc-em/oscem-schemas-env-tomo/:beam_convergence
Applicable Classes
| Name | Description | Modifies Slot |
|---|---|---|
| Instrument | Instrument values, mostly constant across a data collection | yes |
Properties
- Range: Any or
QuantityValue or
QuantitySI
Identifier and Mapping Information
Schema Source
- from schema: https://w3id.org/osc-em/oscem-schemas-env-tomo
Mappings
| Mapping Type | Mapped Value |
|---|---|
| self | https://w3id.org/osc-em/oscem-schemas-env-tomo/:beam_convergence |
| native | https://w3id.org/osc-em/oscem-schemas-env-tomo/:beam_convergence |
LinkML Source
name: beam_convergence
description: 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.
from_schema: https://w3id.org/osc-em/oscem-schemas-env-tomo
rank: 1000
alias: beam_convergence
domain_of:
- Instrument
range: Any
any_of:
- range: QuantityValue
- range: QuantitySI