TJ-II:Experimental proposals

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TJ-II Model

Creation of a new proposal

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  1. Log in to the FusionWiki. If you don't have an account, request one by clicking 'Create account' in the left-hand menu.
  2. Type the name of your proposal page in the field below. The required format is: 'TJ-II:Title of my proposal' (without the apostrophes). Note the 'TJ-II:' at the beginning!
  3. Click 'Create new proposal'. Your proposal page will be created. Edit and save (please use 'Show preview' before saving the final version).

Your proposal will automatically be included in the lists below (provided you don't delete the relevant lines at the end of your proposal). You may need to reload this page to update the lists.

Experimental proposals, Autumn 2021

Deadline: October 1, 2021

  1. TJ-II: On the physics of the density limit

Experimental proposals, Spring 2021

Deadline: January 30, 2021

  1. TJ-II: Biasing experiments in TJ-II: Feed back control of Zonal Flows and cross-phase effects on turbulent transport
  2. TJ-II: Commissioning of new Gas Puff Imaging system
  3. TJ-II: Commissioning of the new helical arrays of magnetic coils
  4. TJ-II: Edge – SOL coupling studies using fast cameras and Langmuir probes: role of edge turbulence and radial electric fields
  5. TJ-II: Fast particles induced transport: ExB transport and asymmetries
  6. TJ-II: Influence of Alfven Eigenmodes in edge turbulence and Zonal Flows
  7. TJ-II: Influence of magnetic configuration on filament dynamics
  8. TJ-II: Infuence of AEs on ExB transport: role of phase shift effects
  9. TJ-II: Magnetic fluctuations induced by pellet injections in TJ-II
  10. TJ-II: Perpendicular plasma flow asymmetries in different iota magnetic configurations measured by Doppler reflectometry
  11. TJ-II: Studies of the dynamics of injected hydrogen pellets in the stellarator TJ-II
  12. TJ-II: Two dimensional distribution of plasma potential and density

Resolution of the experimental proposals Autumn 2019 and Feb_2020


Experimental proposals, Spring 2020

Deadline: January 23, 2020

  1. TJ-II:LIA-TOF. New method for Edge Ti determination in TJ-II
  2. TJ-II:Real Time Lithiation-boronization in TJ-II
  3. TJ-II: Comparison of Beam-wall effects at the beam ducts of NBI
  4. TJ-II: Density limit and ZFs in TJ-II
  5. TJ-II: Filter spectroscopy for pellet ablation cloud in TJ-II NBI plasmas

Resolution of the experimental proposals Autumn 2019 and Feb_2020

20191122 TJII Access Committee Nov2019 v1.pdf

Experimental proposals, Autumn 2019

Deadline: October 15, 2019

  1. TJ-II:Influence of radial electric field on intermittence near rational surfaces
  2. TJ-II:Infrared thermography of the NBI Beam Stop: NBI contribution to plasma fuelling (2)
  3. TJ-II:Large pellet injection into NBI-heated plasmas of tJ-II
  4. TJ-II:Plasma fueling experiments: influence of gas puffing distribution on plasma behaviour
  5. TJ-II:Turbulence and radial electric field asymmetries in different iota magnetic configurations measured by Doppler reflectometry
  6. TJ-II:Turbulence driven magnetic islands
  7. TJ-II:Why fast particle electromagnetic induced stabilization in fusion plasmas?
  8. TJ-II: 2D mapping of plasma potential and density and their fluctuations in ECRH plasmas
  9. TJ-II: Electric potential and turbulence studies with HIBP and LP via edge biasing
  10. TJ-II: Feed back control of Zonal Flows and turbulence in TJ-II
  11. TJ-II: Impurity injection with TESPEL in TJ-II stellarator
  12. TJ-II: Investigation of Pellet Deposition Profiles and Transports in TJ-II using Integrated Predictive Modelling Codes
  13. TJ-II: Physics of transport decoupling, an approach to measure the phase relation between density and temperature fluctuations
  14. TJ-II: Plasma turbulence and cryogenic pellet injection
  15. TJ-II: Searching for AEs suppression scenarios using off-axis ECCD
  16. TJ-II: Studies of liquid metal insertion n TJ-II
  17. TJ-II: Why fast reaction of plasma fluctuations to ECRH ?
  18. TJ.II:The study of edge turbulence in the presence of ECRH and NBI heating

Resolution of the experimental proposals Autumn 2019

20191122 TJII Access Committee Nov2019 v1.pdf

Experimental proposals, Spring 2019

Deadline: January 29, 2019

  1. TJ-II:Comparison of the ionic effective charge of TJ-II plasmas after recent vacuum wall boronization/lithiumization with Laser Blow-off contaminated plasmas using visible bremsstrahlung emissions
  2. TJ-II:In situ, real time boronization of TJ-II
  3. TJ-II:Influence of edge radial electric fields on particle and heat in the SOL
  4. TJ-II:Re-commissioning of Fast Ion Loss Detector
  5. TJ-II:Role of isotope mass on the radial width of Zonal Flows
  6. TJ-II:Routine and systematic use of the LIBS
  7. TJ-II:Searching for zonal fields and zonal flows driven by fast particles in TJ-II

Resolution of the experimental proposals Spring 2019

20190301 TJII Access Committee Fe2019 final.pdf

Experimental proposals, Autumn 2018

Deadline: October 10, 2018

  1. TJ-II:Er and turbulence asymmetries in low ripple configurations measured by Doppler reflectometry
  2. TJ-II:Influence of positive and negative density gradients in turbulent transport using the HIBP system
  3. TJ-II:Pellet Injections into TJ-II plasmas with core fast electron population
  4. TJ-II:Radiation asymmetries and potential variations
  5. TJ-II:Real Time lithiatiation of TJII
  6. TJ-II:Turbulence spreading and ECRH modulation experiments in the TJ-II stellarator
  7. TJ-II:Validation of ECCD predictions in TJ-II ECRH plasmas

Resolution of the experimental proposals Autumn 2018

20181027 Plan TJII Nov Dec 2018 v6.pdf

Experimental proposals, Spring 2018

Deadline: March 7, 2018

  1. TJ-II:Blobs vs streamers
  2. TJ-II:Dependence of NBI-driven Alfvén Eigenmodes on NBI energy and power
  3. TJ-II:ECRH system calibration
  4. TJ-II:Evaluation of Neoclassical transport correction terms in TJ-II
  5. TJ-II:Fast Camera studies with triple bundle
  6. TJ-II:Improving fuelling efficiency in TJ-II ECRH plasmas
  7. TJ-II:Influence of electron / ion root and ion mass on the radial and frequency structure of zonal flows in TJ-II
  8. TJ-II:Infrared thermography of the NBI Beam Stop: NBI contribution to plasma fuelling
  9. TJ-II:Investigation of the ECRH power level and deposition radius on impurity confinement after injection by laser blow-off in TJ-II
  10. TJ-II:Observation of suprathermal ions with Neutral Particle Analyzers during electron cyclotron heating in the TJ-II stellarator
  11. TJ-II:Poloidal 2D scans to investigate potential and density profiles in the TJ-II stellarator using dual Heavy ion beam probe diagnostic
  12. TJ-II:Studies of LIquid Metal insertion in TJ-II
  13. TJ-II:The influence of a core fast electron population on pellet fuelling efficiency in TJ-II
  14. TJ-II:Transport analysis by means of the Transfer Entropy
  15. TJ-II:Turbulence and radial electric field asymmetries in high iota magnetic configuration measured by Doppler reflectometry
  16. TJ-II:Turbulence studies during transient pellet induced regimes
  17. TJ-II:Understanding an often observed transient rise in core electron temperature during pellet injection into TJ-II plasmas
  18. TJ-II:Validation of bootstrap predictions
  19. TJ-II: Radiation asymmetries and potential variations

Resolution of the experimental proposals Spring 2018

20180423 Plan TJII April June 2018 v11.pdf

Experimental proposals, Spring 2017

Deadline: January 26, 2017

  1. TJ-II:Alfven Eigenmodes and biasing in TJ-II
  2. TJ-II:Comparison of transport of on-axis and off-axis ECH-heated plasmas
  3. TJ-II:Effect of ECRH on the characteristics of Alfven Eigenmodes activity
  4. TJ-II:Effect of pellet injection on the radial electric field profile of stellarators
  5. TJ-II:Excitation of zonal flow oscillations by energetic particles
  6. TJ-II:Impurity density and potential asymmetries
  7. TJ-II:Impurity injection by laser blow-off: influence of main ions charge/mass on impurity confinement and transport
  8. TJ-II:Investigating the Alfvén Wave damping
  9. TJ-II:Investigation of plasma asymmetries in the TJ-II stellarator and comparison with Gyrokinetic simulations
  10. TJ-II:Investigation of the mechanism of decoupling between energy and particle transport channels: Proposal for joint experiments in TJ-II and H-J
  11. TJ-II:Investigation of turbulence spreading and information transfer in the TJ-II stellarator
  12. TJ-II:L-H Transition and Isotope Effect in low magnetic ripple configurations
  13. TJ-II:Measurement of Te and ne of Blobs analyzing recycling helium emission in front of a poloidal limiter
  14. TJ-II:Measurements of radial correlation length and tilting of turbulent eddies by Radial Correlation Doppler Reflectometry
  15. TJ-II:NBI contribution to plasma fuelling
  16. TJ-II:PelletFuelling
  17. TJ-II:Potential Assymetries at low magnetic field
  18. TJ-II:Potential asymmetries at low magnetic field
  19. TJ-II:Radial electric field of low-magnetic-field low-collisionality NBI plasmas
  20. TJ-II:Role of isotope effect on biasing induced transitions in the TJ-II stellarator
  21. TJ-II:Search for physical mechanisms that lead to increase of turbulence following pellet injection

Resolution of the experimental proposals Spring 2017

20170206 Plan TJII Feb June 2017 v15.pdf

See also