IOP 2012 Impact Factors Journals from IOP Publishing show Impact Factor growth for the ninth year running ISSN 2040-8978 Journal of Optics The 2012 Impact Factors, published by Thomson Reuters, once again show growth for many of the journals published by IOP Publishing (IOP) for the ninth year running. Volume 15 Number 5 May 2013 Journal of the European Optical Society This year, 33 of the titles published by IOP have seen an increase in citations from last year. Additionally, 26 titles have had an increase of over 5% and 53% of IOP’s journals have Impact Factors above 2.000. iopscience.org/jopt 2012 Impact Factors The Astronomical Journal The Astrophysical Journal The Astrophysical Journal Letters The Astrophysical Journal Supplement Series Biofabrication Bioinspiration & Biomimetics Biomedical Materials Chinese Physics B Chinese Physics C Chinese Physics Letters Classical and Quantum Gravity Communications in Theoretical Physics Environmental Research Letters (ERL) EPL European Journal of Physics Fluid Dynamics Research Inverse Problems Izvestiya: Mathematics Journal of Breath Research Journal of Cosmology and Astroparticle Physics Journal of Geophysics and Engineering Journal of Micromechanics and Microengineering Journal of Neural Engineering Journal of Optics Journal of Physics A: Mathematical and Theoretical Journal of Physics B: Atomic, Molecular and Optical Physics Journal of Physics: Condensed Matter Journal of Physics D: Applied Physics Journal of Physics G: Nuclear and Particle Physics 4.965 6.733 6.345 16.238 3.705 2.412 2.174 1.148 0.338 0.811 3.562 0.954 3.582 2.260 0.644 0.758 1.896 0.640 2.571 6.036 0.721 1.790 3.282 1.990 1.766 2.031 2.355 2.528 5.326 Journal of Radiological Protection Journal of Statistical Mechanics: Theory and Experiment Laser Physics Laser Physics Letters Measurement Science and Technology Metrologia Modelling and Simulation in Materials Science and Engineering Nanotechnology New Journal of Physics Nonlinearity Nuclear Fusion Physica Scripta Physical Biology Physics in Medicine & Biology Physics–Uspekhi Physiological Measurement Plasma Physics and Controlled Fusion Plasma Science and Technology Plasma Sources Science and Technology Quantum Electronics Reports on Progress in Physics Research in Astronomy and Astrophysics Russian Chemical Reviews Russian Mathematical Surveys Sbornik: Mathematics Science and Technology of Advanced Materials Semiconductor Science and Technology Smart Materials and Structures Superconductor Science and Technology 1.386 1.866 2.545 7.714 1.435 1.902 1.932 3.842 4.063 1.602 2.734 1.032 2.620 2.701 1.865 1.496 2.369 0.514 2.515 0.823 13.232 1.348 2.299 0.781 0.595 3.752 1.921 2.024 2.758 There were high performances from individual journals, including: 5.326 Journal of Physics G: Nuclear and Particle Physics increased by 27% to 5.326. 2.031 Journal of Physics B: Atomic, Molecular and Optical Physics increased by 8% to 2.031. For more information about IOP journals, visit iopscience.org/journals. 2.142 Bioinspiration & Biomimetics increased by 24% to 2.142.