diff --git a/src/pynxtools_xps/nomad/examples/eln_data.yaml b/src/pynxtools_xps/nomad/examples/eln_data.yaml
deleted file mode 100644
index a5f75ea..0000000
--- a/src/pynxtools_xps/nomad/examples/eln_data.yaml
+++ /dev/null
@@ -1,159 +0,0 @@
-title: EX439_S718_Au in 25 mbar O2
-start_time: 2022-04-08T11:47:02.0200Z
-end_time: 2022-04-08T14:52:26.0400Z
-entry_identifier: EX439
-experiment_institution: Max Planck Institute for Chemical Energy Conversion
-experiment_facility: Surface and Interface Analysis Group
-experiment_laboratory: Near-Ambient Pressure XPS Lab
-program_name: SpecsLabProdigy
-user:
-  name: Lukas Pielsticker
-  affiliation: Max Planck Institute for Chemical Energy Conversion
-  address: Lukas Pielsticker
-  email: lukas.pielsticker@cec.mpg.de
-  orcid:
-    service: orcid
-    identifier: 0000-0001-9361-8333
-instrument:
-  device_information:
-    vendor: SPECS GmbH
-    model: Custom NAP-XPS instrument
-    identifier: null
-  energy_resolution:
-    type: calibrated
-    resolution:
-      value: 0.2
-      unit: eV
-  source_xray:
-    type: Fixed Tube X-ray
-    probe: photon
-    device_information:
-      vendor: SPECS GmbH
-      model: µFOCUS 500
-      identifier: null
-  beam_xray:
-    distance:
-      value: 0.0
-      unit: mm
-  analyser:
-    description: hemispherical
-    device_information:
-      vendor: SPECS GmbH
-      model: PHOIBOS 150 NAP
-      identifier: null
-    collectioncolumn:
-      scheme: angular dispersive
-      device_information:
-        vendor: SPECS GmbH
-        model: PHOIBOS 150 NAP
-        identifier: null
-    energydispersion:
-      scheme: hemispherical
-      diameter:
-        unit: mm
-        value: 150
-      device_information:
-        vendor: SPECS GmbH
-        model: PHOIBOS 150
-        identifier: null
-    detector:
-      amplifier_type: channeltron
-      detector_type: Multi-anode
-      device_information:
-        vendor: Surface Concept GmbH
-        model: 1D-DLD detector
-        identifier: null
-  manipulator:
-    device_information:
-      vendor: SPECS GmbH
-      model: 5-axis manipulator
-      identifier: v1.0
-    temperature_sensor:
-      name: type K thermocouple
-      measurement: temperature
-      attached_to: sample
-      type: type K thermocouple
-      value:
-        value: 298.0
-        unit: K
-    sample_heater:
-      name: Coherent Compact Evolution IR Diode LASER (DILAS)
-      physical_quantity: temperature
-      type: IR diode laser
-      heater_power:
-        value: 0.0
-        unit: W
-      pid:
-        setpoint:
-          value: 298.0
-          unit: K
-    cryostat:
-      name: null
-      physical_quantity: null
-      type: null
-      pid:
-        setpoint: null
-    drain_current_amperemeter:
-      name: Amperemeter 1.0
-      measurement: current
-      type: wire
-      value:
-        value: 0.1
-        unit: nA
-    sample_bias_voltmeter:
-      name: XPS sample voltmeter
-      measurement: voltage
-      attached_to: sample
-      type: oscilloscope
-      value:
-        value: 0.0
-        unit: V
-    sample_bias_potentiostat:
-      name: XPS sample potentiostat
-      physical_quantity: voltage
-      type: potentiostat
-      pid:
-        setpoint:
-          value: 0.0
-          unit: V
-  pressure_gauge:
-    name: Atmion
-    measurement: pressure
-    type: hot-filament ionization gauge
-    value:
-      value: 0.000000001
-      unit: mbar
-    value_log:
-      value:
-        value: null
-        unit: null
-  flood_gun:
-    name: FG 22/35
-    physical_quantity: current
-    type: low energy electron source
-    current:
-      value: 0.0
-      unit: A
-    current_log:
-      value:
-        value: null
-        unit: null
-sample:
-  name: Polycristalline Au foil
-  sample_id: S718
-  atom_types: Au
-  physical_form: foil
-  situation: vacuum
-  substance:
-    name: Au
-    molecular_mass:
-      value: 196.96657
-      unit: g/mol
-    cas_number: 7440-57-5
-    molecular_formula_hill: Au
-  history:
-    sample_preparation:
-      start_time: 2022-04-08T11:25:00.200Z
-      end_time: 2022-04-08T11:45:00.200Z
-      description: sputter cleaned with Ar ions for 20 min
-      method: Ar sputtering
\ No newline at end of file