J. Hey

发表

Oscillator strengths for six multiplets of neutral oxygen

J. Hey, J. E. King, 1988 .

Stark broadening of nitrogen ion lines from states of high orbital angular momentum

J. Hey, M. Blaha, 1978 .

The influence of impurities on limiter tokamak plasmas and relevant mechanisms

D. Reiter, J. Ongena, V. Philipps, 1995 .

Study of the power exhaust and the role of impurities in the Torus Experiment for Technological Oriented Research (TEXTOR)

J. Winter, J. Ongena, G. Oost, 1995 .

Radiative edges under control by impurity fluxes

B. Schweer, B. Unterberg, M. Tokar, 1993 .

On an ancient sundial unearthed at Pompeii

J. Hey, 2018 .

Hydrogen release from plasma-facing components into fusion plasmas - recent results from a spectroscopic approach

D. Reiter, S. Brezinsek, P. Mertens, 2001 .

Spectroscopic Studies of Atomic and Molecular Processes in the Edge Region of Magnetically Confined Fusion Plasmas

S. Brezinsek, P. Mertens, B. Unterberg, 2006 .

OXYGEN ION IMPURITY IN THE TEXTOR-94 BOUNDARY PLASMA OBSERVED BY ZEEMAN SPECTROSCOPY

S. Brezinsek, B. Unterberg, U. Samm, 2001 .

Spectroscopic measurements of the ion temperature in front of a tokamak limiter

U. Samm, J. Hey, Y. Lie, 1995 .

The relative intensities of nitrogen lines in the semi-coronal regime

J. Rash, J. Hey, W. A. Cilliers, 1973, Journal of Plasma Physics.

On the role of atomic metastability in the production of Balmer line radiation from ‘cold’ atomic hydrogen, deuterium and hydrogenic ion impurities in fusion edge plasmas

J. Hey, 2012 .

Further properties of the generalized functions of Holtsmark, and Chandrasekhar and Von Neumann

J. Hey, 1989 .

A generalization of some functions of Holtsmark, and Chandrasekhar and von Neumann

J. Hey, 1976 .

ION DYNAMICAL CORRECTIONS TO THE HOLTSMARK THEORY OF SPECTRAL LINE BROADENING

J. Hey, 1976 .

On the Pasternack–Sternheimer theorem for bound states in hydrogenic atoms and ions derived by operator calculus

J. Hey, 2022, Journal of Physics A: Mathematical and Theoretical.

Spectroscopic Studies of Cold Atomic Hydrogen and Deuterium Produced in a Tokamak Edge Plasma

J. Hey, C. Chu, E. Hintz, 2000 .

Doppler Broadening and Magnetic Field Effects on Some Ion Impurity Spectra Emitted in the Boundary Layer of a Tokamak Plasma

J. Hey, E. Hintz, D. Rusbüldt, 1994 .

Confinement and profile changes induced by the presence of positive or negative radial electric fields in the edge of the TEXTOR tokamak

G. Oost, J. Boedo, F. Durodié, 1992 .

On the calculation of line strengths, oscillator strengths and lifetimes for very large principal quantum numbers in hydrogenic atoms and ions by the McLean–Watson formula

J. Hey, 2014 .

The McLean–Watson line strength formula and its implementation

J. Hey, 2009 .

On the determination of radial matrix elements for high-n transitions in hydrogenic atoms and ions

J. Hey, 2006 .

Calculated stark widths of oxygen ion lines

P. Breger, J. Hey, 1980 .

Stark broadening of isolated lines emitted by singly-ionized tin

P. Breger, J. Hey, 1980 .

On the stark broadening of isolated lines of F(II) and Cl(III) by plasmas

J. Hey, 1977 .

The refractivity of helium and its measurement by laser interferometry

J. Hey, H. Driver, D. Fish, 1988 .

Measurement of the target asymmetry of eta and pi0 photoproduction on the proton

G. Anton, K. Helbing, W. Meyer, 1998 .

On the Biot–Savart law of electromagnetism applied to the atomic circulation current

J. Hey, 2021, Journal of Physics A: Mathematical and Theoretical.

Break-up and Coherent Photoproduction of {eta} Mesons on the Deuteron

G. Anton, K. Helbing, L. Rosier, 1997 .

Amadeus - a new type of large area scintillation detector with position-, energy- and time-of-flight determination

G. Anton, G. Anton, J. Arends, 1991 .

Photoproduction of positive pions from polarized protons

G. Anton, K. Helbing, W. Meyer, 1996 .

Photoproduction of Eta Mesons on Deuterium from Threshold to 1.2 GeV

G. Anton, K. Helbing, L. Rosier, 1995 .

Polarization transfer observables in π-d elastic scattering

P. Amaudruz, R. Tacik, W. Kretschmer, 1998 .

On elementary complex variable theory applied to generalised sinc(p) and related integrals

J. Hey, 2022, Transactions of the Royal Society of South Africa.

Atomic collision processes with ions at the edge of magnetically confined fusion plasmas

S. Brezinsek, P. Mertens, B. Unterberg, 2004 .

Doppler Broadening and Magnetic Field Effects on the Balmer Lines Emitted at the Edge of a Tokamak Plasma

B. Schweer, B. Unterberg, M. Korten, 1996 .

Some properties of Stark states of hydrogenic atoms and ions

J. Hey, 2007 .

Hydrogen release from plasma-facing components into fusion plasmas - recent results from a spectroscopic approach

D. Reiter, S. Brezinsek, P. Mertens, 2001 .

Does atomic polarizability play a role in hydrogen radio recombination spectra from Galactic H II regions?

J. Hey, 2013 .

On corrections to spectroscopically measured Franck–Condon energies arising from motion of the parent molecules and from ion collisions in fusion plasmas: relevant time scales for atomic velocity distributions

P. Mertens, J. Hey, C. Chu, 2005 .

On a heating mechanism for cold hydrogen and deuterium atoms produced at the edge of a tokamak plasma

J. Hey, C. Chu, E. Hintz, 1999 .

On the Runge–Lenz–Pauli vector operator as an aid to the calculation of atomic processes in laboratory and astrophysical plasmas

J. Hey, 2015 .

Spectroscopic study of a wood's tube discharge in hydrogen

J. Hey, J. E. King, 1990 .

THE HALF-LIFE OF POLONIUM-216

J. Hey, R. Cherry, 1978 .

On forms of the Coulomb approximation as a useful source of atomic data for the spectroscopy of astrophysical and fusion plasmas

J. Hey, 2017 .

On the variation of spectral line widths within stark-broadened multiplets

J. Hey, 1978 .

The role of the oscillator strength in the determination of plasma densities.

J. Hey, 1977 .

Calculated Stark widths of isolated S(III) and S(IV) lines

P. Breger, J. Hey, 1980 .

Estimates of Stark broadening of some Si(II) lines

J. Hey, 1977 .

Estimates of Stark broadening of some Ar(III) and Ar(IV) lines

J. Hey, 1977 .

Estimates of Stark broadening of oxygen ion lines.

J. Hey, R. Bryan, 1976 .

Criteria for local thermal equilibrium in non-hydrogenic plasmas

J. Hey, 1976 .

Thermal equilibrium criteria in a nitrogen plasma

J. Rash, J. Hey, W. A. Cilliers, 1975 .

Partial local thermal equilibrium in a low-temperature hydrogen plasma

J. Rash, J. Hey, C. Chu, 1999 .

On the use of the axially symmetric paraboloidal coordinate system in deriving some properties of Stark states of hydrogenic atoms and ions

J. Hey, 2019, Journal of Physics A: Mathematical and Theoretical.

Further properties of hydrogenic wave functions

J. Hey, 1993 .

Stark broadening of Ar IV lines in a dense plasma

P. Breger, H. Kunze, J. Hey, 1990 .

Line intensity fluctuations from dense plasmas

J. Hey, 1976 .

Sir Basil Schonland and the genesis of atomic physics in South Africa†

J. Hey, 2020, Transactions of the Royal Society of South Africa.

Oxygen ion impurity in the TEXTOR tokamak boundary plasma observed and analysed by Zeeman spectroscopy

S. Brezinsek, P. Mertens, B. Unterberg, 2002 .

Plasma edge physics with siliconization in TEXTOR

V. Philipps, P. Mertens, B. Schweer, 1995 .

Reply to "Upper-lower state interference term in Stark broadening"

H. Griem, J. Hey, 1976 .

Central structure of low- n Balmer lines in dense plasmas

H. Griem, J. Hey, 1975 .

The classical Kramers-Gaunt factor in Stark broadening calculations

P. Breger, J. Hey, 1989 .