All Stories

  1. Turbulence with Magnetic Helicity That Is Absent on Average
  2. The Role of Magnetic Helicity when It Is Absent on Average
  3. Decay law of magnetic turbulence with helicity balanced by chiral fermions
  4. Inflationary and Phase-transitional Primordial Magnetic Fields in Galaxy Clusters
  5. Hosking integral in non-helical Hall cascade
  6. Quadratic growth during the COVID-19 pandemic: merging hotspots and reinfections
  7. Dissipative magnetic structures and scales in small-scale dynamos
  8. Low frequency tail of gravitational wave spectra from hydromagnetic turbulence
  9. Batchelor, Saffman, and Kazantsev spectra in galactic small-scale dynamos
  10. Scaling of the Hosking integral in decaying magnetically dominated turbulence
  11. Astrophysical magnetic fields: from galaxies to the early universe
  12. Big Bang Nucleosynthesis Limits and Relic Gravitational-Wave Detection Prospects
  13. Compressible Test-field Method and Its Application to Shear Dynamos
  14. Dynamo effect in unstirred self-gravitating turbulence
  15. Evolution of Primordial Magnetic Fields during Large-scale Structure Formation
  16. Dynamo instabilities in plasmas with inhomogeneous chiral chemical potential
  17. Production of a Chiral Magnetic Anomaly with Emerging Turbulence and Mean-Field Dynamo Action
  18. Spectral characterisation of inertial particle clustering in turbulence
  19. Simulations of Helical Inflationary Magnetogenesis and Gravitational Waves
  20. Simulating Relic Gravitational Waves from Inflationary Magnetogenesis
  21. Turbulent radiative diffusion and turbulent Newtonian cooling
  22. Can we observe the QCD phase transition-generated gravitational waves through pulsar timing arrays?
  23. The scalar, vector, and tensor modes in gravitational wave turbulence simulations
  24. Relic Gravitational Waves from the Chiral Magnetic Effect
  25. Circular polarization of gravitational waves from early-Universe helical turbulence
  26. The Pencil Code, a modular MPI code for partial differential equations and particles: multipurpose and multiuser-maintained
  27. Homochirality: A Prerequisite or Consequence of Life?
  28. On the Existence of Shear-current Effects in Magnetized Burgulence
  29. Numerical simulations of gravitational waves from early-universe turbulence
  30. Hall Cascade with Fractional Magnetic Helicity in Neutron Star Crusts
  31. Helicity proxies from linear polarisation of solar active regions
  32. On the Measurement of Handedness in Fermi Large Area Telescope Data
  33. Primordial magnetic helicity evolution with a homogeneous magnetic field from inflation
  34. Application of a helicity proxy to edge-on galaxies
  35. Dynamo in Weakly Collisional Nonmagnetized Plasmas Impeded by Landau Damping of Magnetic Fields
  36. Hemispheric Handedness in the Galactic Synchrotron Polarization Foreground
  37. Turbulent viscosity and magnetic Prandtl number from simulations of isotropically forced turbulence
  38. The Turbulent Stress Spectrum in the Inertial and Subinertial Ranges
  39. The nature of mean-field generation in three classes of optimal dynamos
  40. Magnetic Helicity Dissipation and Production in an Ideal MHD Code
  41. Piecewise quadratic growth during the 2019 novel coronavirus epidemic
  42. Introduction
  43. The time step constraint in radiation hydrodynamics
  44. A Global Two-scale Helicity Proxy from π-ambiguous Solar Magnetic Fields
  45. Convergence properties of detonation simulations
  46. Spectral Magnetic Helicity of Solar Active Regions between 2006 and 2017
  47. The timestep constraint in solving the gravitational wave equations sourced by hydromagnetic turbulence
  48. f-mode strengthening from a localised bipolar subsurface magnetic field
  49. Reversed Dynamo at Small Scales and Large Magnetic Prandtl Number
  50. Ambipolar diffusion in large Prandtl number turbulence
  51. The Limited Roles of Autocatalysis and Enantiomeric Cross-Inhibition in Achieving Homochirality in Dilute Systems
  52. Magnetic field evolution in solar-type stars
  53. Chiral fermion asymmetry in high-energy plasma simulations
  54. Sensitivity to luminosity, centrifugal force, and boundary conditions in spherical shell convection
  55. Effects of a subadiabatic layer on convection and dynamos in spherical wedge simulations
  56. Cloud-droplet growth due to supersaturation fluctuations in stratiform clouds
  57. E and B Polarizations from Inhomogeneous and Solar Surface Turbulence
  58. Magnetic bipoles in rotating turbulence with coronal envelope
  59. Magnetic Helicity Reversal in the Corona at Small Plasma Beta
  60. Magnetic Helicity from Multipolar Regions on the Solar Surface
  61. Compressibility in turbulent magnetohydrodynamics and passive scalar transport: mean-field theory
  62. Energetics of turbulence generated by chiral MHD dynamos
  63. Cloud-droplet growth due to supersaturation fluctuations in stratiform clouds
  64. Bihelical Spectrum of Solar Magnetic Helicity and Its Evolution
  65. Advances in mean-field dynamo theory and applications to astrophysical turbulence
  66. Transition from axi- to nonaxisymmetric dynamo modes in spherical convection models of solar-like stars
  67. Solar Kinetic Energy and Cross Helicity Spectra
  68. Laminar and Turbulent Dynamos in Chiral Magnetohydrodynamics. II. Simulations
  69. Large-scale dynamos in rapidly rotating plane layer convection
  70. Enhanced Stellar Activity for Slow Antisolar Differential Rotation?
  71. Enhancement of Small-scale Turbulent Dynamo by Large-scale Shear
  72. Laminar and Turbulent Dynamos in Chiral Magnetohydrodynamics. I. Theory
  73. Extended Subadiabatic Layer in Simulations of Overshooting Convection
  74. The Turbulent Chiral Magnetic Cascade in the Early Universe
  75. Compensating Faraday Depolarization by Magnetic Helicity in the Solar Corona
  76. Evolution of Co-existing Long and Short Period Stellar Activity Cycles
  77. Eulerian and L agrangian approaches to multidimensional condensation and collection
  78. STELLAR MIXING LENGTH THEORY WITH ENTROPY RAIN
  79. Two-scale Analysis of Solar Magnetic Helicity
  80. Analytic solution of an oscillatory migratory α2 stellar dynamo
  81. Magnetic concentrations in stratified turbulence: the negative effective magnetic pressure instability
  82. HIGH-WAVENUMBER SOLARf-MODE STRENGTHENING PRIOR TO ACTIVE REGION FORMATION
  83. IS THE SMALL-SCALE MAGNETIC FIELD CORRELATED WITH THE DYNAMO CYCLE?
  84. Magnetohydrodynamics of the Sun
  85. NEGATIVE MAGNETIC EDDY DIFFUSIVITIES FROM THE TEST-FIELD METHOD AND MULTISCALE STABILITY THEORY
  86. Large-Eddy Simulations of Magnetohydrodynamic Turbulence in Heliophysics and Astrophysics
  87. BIPOLAR MAGNETIC SPOTS FROM DYNAMOS IN STRATIFIED SPHERICAL SHELL TURBULENCE
  88. HYSTERESIS BETWEEN DISTINCT MODES OF TURBULENT DYNAMOS
  89. Magnetically controlled stellar differential rotation near the transition from solar to anti-solar profiles
  90. Nonhelical Inverse Transfer of a Decaying Turbulent Magnetic Field
  91. Dynamical quenching with non-localαand downward pumping
  92. Properties of p and f modes in hydromagnetic turbulence
  93. ON THE CAUSE OF SOLAR-LIKE EQUATORWARD MIGRATION IN GLOBAL CONVECTIVE DYNAMO SIMULATIONS
  94. Near-polytropic stellar simulations with a radiative surface
  95. Traces of large-scale dynamo action in the kinematic stage
  96. Simulations of Galactic Dynamos
  97. FANNING OUT OF THE SOLAR f -MODE IN THE PRESENCE OF NON-UNIFORM MAGNETIC FIELDS?
  98. QUENCHING AND ANISOTROPY OF HYDROMAGNETIC TURBULENT TRANSPORT
  99. Confirmation of bistable stellar differential rotation profiles
  100. Intense bipolar structures from stratified helical dynamos
  101. SUPERFLARE OCCURRENCE AND ENERGIES ON G-, K-, AND M-TYPE DWARFS
  102. Magnetic flux concentrations from dynamo-generated fields
  103. MAGNETIC PRANDTL NUMBER DEPENDENCE OF THE KINETIC-TO-MAGNETIC DISSIPATION RATIO
  104. Evolution of the magnetic field generated by the Kelvin-Helmholtz instability
  105. Quantifying the effect of turbulent magnetic diffusion on the growth rate of the magneto−rotational instability
  106. Particle energization through time-periodic helical magnetic fields
  107. FARADAY SIGNATURE OF MAGNETIC HELICITY FROM REDUCED DEPOLARIZATION
  108. Mean-field dynamo action from delayed transport
  109. Magnetic flux concentrations in a polytropic atmosphere
  110. MAGNETIC HELICITY AND ENERGY SPECTRA OF A SOLAR ACTIVE REGION
  111. αeffect in a turbulent liquid-metal plane Couette flow
  112. Mean-field and direct numerical simulations of magnetic flux concentrations from vertical field
  113. AN AZIMUTHAL DYNAMO WAVE IN SPHERICAL SHELL CONVECTION
  114. SPOKE-LIKE DIFFERENTIAL ROTATION IN A CONVECTIVE DYNAMO WITH A CORONAL ENVELOPE
  115. EFFECTS OF ENHANCED STRATIFICATION ON EQUATORWARD DYNAMO WAVE PROPAGATION
  116. BIPOLAR MAGNETIC STRUCTURES DRIVEN BY STRATIFIED TURBULENCE WITH A CORONAL ENVELOPE
  117. SELF-ASSEMBLY OF SHALLOW MAGNETIC SPOTS THROUGH STRONGLY STRATIFIED TURBULENCE
  118. Astrophysical Hydromagnetic Turbulence
  119. CAN PLANETESIMALS FORM BY COLLISIONAL FUSION?
  120. Surface flux concentrations in a sphericalα2dynamo
  121. Coronal influence on dynamos
  122. Competition of rotation and stratification in flux concentrations
  123. Coherent structures and the saturation of a nonlinear dynamo
  124. Non-uniformity effects in the negative effective magnetic pressure instability
  125. Data assimilation for stratified convection
  126. Microphysics of Cosmic Ray Driven Plasma Instabilities
  127. A mean field dynamo from negative eddy diffusivity
  128. Evolution of primordial magnetic fields from phase transitions
  129. Kinetic helicity needed to drive large-scale dynamos
  130. Introduction
  131. NEW SCALING FOR THE ALPHA EFFECT IN SLOWLY ROTATING TURBULENCE
  132. Turbulent dynamos with advective magnetic helicity flux
  133. MRSA Variant in Companion Animals
  134. Evolution of inflation-generated magnetic field through phase transitions
  135. MAGNETIC FIELDS FROM QCD PHASE TRANSITIONS
  136. Ejections of Magnetic Structures Above a Spherical Wedge Driven by a Convective Dynamo with Differential Rotation
  137. Mean-field transport in stratified and/or rotating turbulence (Corrigendum)
  138. Oscillatory large-scale dynamos from Cartesian convection simulations
  139. Non-linear and chaotic dynamo regimes
  140. Topological constraints on magnetic field relaxation
  141. CYCLIC MAGNETIC ACTIVITY DUE TO TURBULENT CONVECTION IN SPHERICAL WEDGE GEOMETRY
  142. Breakdown of chiral symmetry during saturation of the Tayler instability
  143. Active Region Formation through the Negative Effective Magnetic Pressure Instability
  144. Current Status of Turbulent Dynamo Theory
  145. Detection of turbulent thermal diffusion of particles in numerical simulations
  146. Lagrangian chaos in an ABC-forced nonlinear dynamo
  147. Mean-field closure parameters for passive scalar turbulence
  148. Special issue on current research in astrophysical magnetism
  149. Yoshizawa's cross-helicity effect and its quenching
  150. THE NEGATIVE EFFECTIVE MAGNETIC PRESSURE IN STRATIFIED FORCED TURBULENCE
  151. Cover Picture: Astron. Nachr. 3/2012
  152. CATASTROPHIC QUENCHING IN αΩ DYNAMOS REVISITED
  153. Mean-field transport in stratified and/or rotating turbulence
  154. Properties of the negative effective magnetic pressure instability
  155. Scaling and intermittency in incoherent α-shear dynamo
  156. Active Region Formation through the Negative Effective Magnetic Pressure Instability
  157. Magnetic twist: a source and property of space weather
  158. Verification of Reynolds stress parameterizations from simulations
  159. Effects of stratification in spherical shell convection
  160. Model of driven and decaying magnetic turbulence in a cylinder
  161. Pumping velocity in homogeneous helical turbulence with shear
  162. Coronal ejections from convective spherical shell dynamos
  163. Cycles and cycle modulations
  164. Spontaneous chiral symmetry breaking in the Tayler instability
  165. SHEAR-DRIVEN INSTABILITIES IN HALL-MAGNETOHYDRODYNAMIC PLASMAS
  166. Decay of helical and nonhelical magnetic knots
  167. Autocatalysis: At the Root of Self-Replication
  168. SCALE DEPENDENCE OF MAGNETIC HELICITY IN THE SOLAR WIND
  169. Astrophysical turbulence modeling
  170. Alleviatingαquenching by solar wind and meridional flows
  171. Turbulent front speed in the Fisher equation: Dependence on Damköhler number
  172. Magnetic helicity transport in the advective gauge family
  173. Dissipation in dynamos at low and high magnetic Prandtl numbers
  174. MAGNETIC HELICITY FLUX IN THE PRESENCE OF SHEAR
  175. Magnetic helicity fluxes in interface and flux transport dynamos
  176. Can catastrophic quenching be alleviated by separating shear andαeffect?
  177. Decay of trefoil and other magnetic knots
  178. Magnetic helicity fluxes in αΩ dynamos
  179. Simulations of astrophysical dynamos
  180. Test-field method for mean-field coefficients with MHD background
  181. Turbulent magnetic pressure instability in stratified turbulence
  182. The negative magnetic pressure effect in stratified turbulence
  183. 3D MHD simulations of subsurface convection in OB stars
  184. Open and closed boundaries in large-scale convective dynamos
  185. From convective to stellar dynamos
  186. Numerical simulations of the decay of primordial magnetic turbulence
  187. Influence of Magnetic Helicity in MHD
  188. Recurrent flux emergence from dynamo-generated fields
  189. Vorticity from irrotationally forced flow
  190. Large-scale magnetic flux concentrations from turbulent stresses
  191. Mean electromotive force proportional to mean flow in MILD turbulence
  192. Homochirality and the Need for Energy
  193. The role of the Yoshizawa effect in the Archontis dynamo
  194. Shear-driven magnetic buoyancy oscillations
  195. The α effect with imposed and dynamo-generated magnetic fields
  196. TURBULENT DYNAMOS WITH SHEAR AND FRACTIONAL HELICITY
  197. LARGE-SCALE DYNAMOS IN RIGIDLY ROTATING TURBULENT CONVECTION
  198. TURBULENT DYNAMOS IN SPHERICAL SHELL SEGMENTS OF VARYING GEOMETRICAL EXTENT
  199. Alpha effect and turbulent diffusion from convection
  200. Advances in Theory and Simulations of Large-Scale Dynamos
  201. Mean-field effects in the Galloway-Proctor flow
  202. Turbulent stresses as a function of shear rate in a local disk model
  203. Magnetic Quenching of α and Diffusivity Tensors in Helical Turbulence
  204. The dual role of shear in large-scale dynamos
  205. Lambda effect from forced turbulence simulations
  206. Core Mass Function: The Role of Gravity
  207. Modeling a Maunder minimum
  208. A solar mean field dynamo benchmark
  209. α-effect dynamos with zero kinetic helicity
  210. The helicity constraint in spherical shell dynamos
  211. Turbulent viscosity and Λ-effect from numerical turbulence models
  212. Kinetic and magnetic α-effects in non-linear dynamo theory
  213. Thermal Instability in Shearing and Periodic Turbulence
  214. Life Up North: Meeting Report: Nordic Astrobiology 2006: Origins & Distribution of Life in the Universe
  215. Simulating field-aligned diffusion of a cosmic ray gas
  216. Magnetic Helicity Density and Its Flux in Weakly Inhomogeneous Turbulence
  217. Near-surface shear layer dynamics
  218. Probing turbulence in OMC1 at the star forming scale: observations and simulations
  219. Why coronal mass ejections are necessary for the dynamo
  220. Turbulence from localized random expansion waves
  221. The nature of turbulence in OMC1 at the scale of star formation: observations and simulations
  222. Hydrodynamic and hydromagnetic energy spectra from large eddy simulations
  223. Magnetic helicity in primordial and dynamo scenarios of galaxies
  224. Nonaxisymmetric stability in the shearing sheet approximation
  225. Galactic dynamo and helicity losses through fountain flow
  226. Radiative transfer in decomposed domains
  227. Magnetic Field Generation in Fully Convective Rotating Spheres
  228. Stellar dynamo driven wind braking versus disc coupling
  229. Dissociation in a Polymerization Model of Homochirality
  230. Turbulence and its parameterization in accretion discs
  231. Astrophysical magnetic fields and nonlinear dynamo theory
  232. Effect of the radiative background flux in convection
  233. Scaling laws in decaying helical hydromagnetic turbulence
  234. Spectrum and amplitudes of internal gravity waves excited by penetrative convection in solar-type stars
  235. Strong mean field dynamos require supercritical helicity fluxes
  236. Homochiral Growth Through Enantiomeric Cross-Inhibition
  237. The Onset of a Small-Scale Turbulent Dynamo at Low Magnetic Prandtl Numbers
  238. Nonlinear Current Helicity Fluxes in Turbulent Dynamos and Alpha Quenching
  239. Catastrophic alpha quenching alleviated by helicity flux and shear
  240. Suppression of small scale dynamo action by an imposed magnetic field
  241. Mach number dependence of the onset of dynamo action
  242. Identification of gravity waves in hydrodynamical simulations
  243. Self-similar scaling in decaying numerical turbulence
  244. Non-Fickian diffusion and tau approximation from numerical turbulence
  245. High-Resolution Simulations of Nonhelical MHD Turbulence
  246. Outflows from Dynamo-Active Protostellar Accretion Discs
  247. Turbulent magnetic Prandtl number and magnetic diffusivity quenching from simulations
  248. Is Nonhelical Hydromagnetic Turbulence Peaked at Small Scales?
  249. Bottleneck effect in three-dimensional turbulence simulations
  250. Doubly Helical Coronal Ejections from Dynamos and Their Role in Sustaining the Solar Cycle
  251. Structured outflow from a dynamo active accretion disc
  252. Dynamic Nonlinearity in Large‐Scale Dynamos with Shear
  253. Magnetoconvection and dynamo coefficients
  254. A new look at dynamo cycle amplitudes
  255. Hydromagnetic turbulence in computer simulations
  256. Solar and stellar dynamos – latest developments
  257. Solitons in the noisy Burgers equation
  258. Magnetic helicity in stellar dynamos: new numerical experiments
  259. Effect of Hyperdiffusivity on Turbulent Dynamos with Helicity
  260. Local and Nonlocal Magnetic Diffusion and Alpha-Effect Tensors in Shear Flow Turbulence
  261. Astrophysical significance of the anisotropic kinetic alpha effect
  262. Search for non-helical disc dynamos in simulations
  263. The helicity constraint in turbulent dynamos with shear
  264. Magnetic Mysteries
  265. Large scale dynamos with helicity loss through boundaries
  266. Dynamical friction of bodies orbiting in a gaseous sphere
  267. The response of a turbulent accretion disc to an imposed epicyclic shearing motion
  268. Dynamo–generated turbulence and outflows from accretion discs
  269. Nonlocal transport of passive scalars in turbulent penetrative convection
  270. Time Evolution of the Magnetic Activity Cycle Period. II. Results for an Expanded Stellar Sample
  271. Deceleration by Dynamical Friction in a Gaseous Medium
  272. Evidence for a Singularity in Ideal Magnetohydrodynamics: Implications for Fast Reconnection
  273. A helicity proxy from horizontal solar flow patterns
  274. A Supernova-regulated Interstellar Medium: Simulations of the Turbulent Multiphase Medium
  275. Vortex tube models for turbulent dynamo action
  276. Local models of small-scale dynamo action
  277. Intermittent behaviour in axisymmetric mean-field dynamo models in spherical shells
  278. New results for the Herzenberg dynamo: steady and oscillatory solutions
  279. Magnetic and vertical shear instabilities in accretion discs
  280. Current Sheet Formation in the Interstellar Medium
  281. The effect of Silk damping on primordial magnetic fields
  282. GALACTIC MAGNETISM: Recent Developments and Perspectives
  283. The dependence of the viscosity in accretion discs on the shear/vorticity ratio
  284. Magnetic structures in a dynamo simulation
  285. The generation of nonaxisymmetric magnetic fields in the giant planets
  286. Chaos in accretion disk dynamos?
  287. Large-scale structure in Rayleigh-Bénard convection with impenetrable sidewalls
  288. Galactic fountains as magnetic pumps
  289. Effects of Pressure and Resistivity on the Ambipolar Diffusion Singularity: Too Little, Too Late
  290. The formation of sharp structures by ambipolar diffusion
  291. Evolution of a magnetic flux tube in two-dimensional penetrative convection
  292. Dynamo action in stratified convection with overshoot
  293. The Fractal Dimension of Iso-Vorticity Structures in 3-Dimensional Turbulence
  294. Hydromagnetic αΩ-type dynamos with feedback from large scale motions
  295. Lyapunov exponents for hydromagnetic convection
  296. The nonlinear solar dynamo and differential rotation: A Taylor number puzzle?
  297. Dynamos with a flat α-effect distribution
  298. Magnetic field structure in differentially rotating discs
  299. On the generation of non-axisymmetric magnetic fields in mean-field dynamos
  300. On the nonlinear stability of dynamo models
  301. Variation of magnetic fields and flows during the solar cycle
  302. The Solar Interior – Radial Structure, Rotation, Solar Activity Cycle
  303. Importance of Magnetic Helicity in Dynamos