Search Results - "DeForest, C"

Noise-gating to Clean Astrophysical Image Data by DeForest, C. E.

“…I present a family of algorithms to reduce noise in astrophysical images and image sequences, preserving more information from the original data than is…”
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The Highly Structured Outer Solar Corona by DeForest, C. E., Howard, R. A., Velli, M., Viall, N., Vourlidas, A.

“…We report on the observation of fine-scale structure in the outer corona at solar maximum, using deep-exposure campaign data from the Solar Terrestrial…”
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Shear-driven Transition to Isotropically Turbulent Solar Wind Outside the Alfvén Critical Zone by Ruffolo, D., Matthaeus, W. H., Chhiber, R., Usmanov, A. V., Yang, Y., Bandyopadhyay, R., Parashar, T. N., Goldstein, M. L., DeForest, C. E., Wan, M., Chasapis, A., Maruca, B. A., Velli, M., Kasper, J. C.

“…Abstract Motivated by prior remote observations of a transition from striated solar coronal structures to more isotropic “flocculated” fluctuations, we propose…”
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Energy release in the solar corona from spatially resolved magnetic braids by Cirtain, J. W., Golub, L., Winebarger, A. R., De Pontieu, B., Kobayashi, K., Moore, R. L., Walsh, R. W., Korreck, K. E., Weber, M., McCauley, P., Title, A., Kuzin, S., DeForest, C. E.

“…Solar observations at a resolution of 0.2 arc seconds show the reconnection and relaxation of magnetic braids in a coronal active region, leading to the…”
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FADING CORONAL STRUCTURE AND THE ONSET OF TURBULENCE IN THE YOUNG SOLAR WIND by DeForest, C. E., Matthaeus, W. H., Viall, N. M., Cranmer, S. R.

“…ABSTRACT Above the top of the solar corona, the young, slow solar wind transitions from low-β, magnetically structured flow dominated by radial structures to…”
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Magnetic Reconnection as the Driver of the Solar Wind by Raouafi, Nour E., Stenborg, G., Seaton, D. B., Wang, H., Wang, J., DeForest, C. E., Bale, S. D., Drake, J. F., Uritsky, V. M., Karpen, J. T., DeVore, C. R., Sterling, A. C., Horbury, T. S., Harra, L. K., Bourouaine, S., Kasper, J. C., Kumar, P., Phan, T. D., Velli, M.

“…We present EUV solar observations showing evidence for omnipresent jetting activity driven by small-scale magnetic reconnection at the base of the solar…”
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Translational Tomography with the Wide-field Imager for Parker Solar Probe (WISPR). II. Refinements to the Method by Kenny, K. N., DeForest, C. E., Van Kooten, S. J., Liewer, P. C.

“…Abstract We present progress on the translational tomography technique for measuring the three-dimensional structure of the corona from near-perihelion…”
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TRACKING CORONAL FEATURES FROM THE LOW CORONA TO EARTH: A QUANTITATIVE ANALYSIS OF THE 2008 DECEMBER 12 CORONAL MASS EJECTION by DeForest, C E, Howard, T A, McComas, D J

“…We have tracked a slow magnetic cloud associated coronal mass ejection (CME) continuously from its origin as a flux rope structure in the low solar corona over…”
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THE THOMSON SURFACE. I. REALITY AND MYTH by HOWARD, T. A, DEFOREST, C. E

“…The solar corona and heliosphere are visible via sunlight that is Thomson-scattered off free electrons and detected by coronagraphs and heliospheric imagers…”
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CHALLENGING SOME CONTEMPORARY VIEWS OF CORONAL MASS EJECTIONS. II. THE CASE FOR ABSENT FILAMENTS by Howard, T. A., DeForest, C. E., Schneck, U. G., Alden, C. R.

“…ABSTRACT When a coronal mass ejection (CME) appears in a coronagraph it often exhibits three parts. This "classic" three-part configuration consists of a…”
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Plumelets: Dynamic Filamentary Structures in Solar Coronal Plumes by Uritsky, V. M., DeForest, C. E., Karpen, J. T., DeVore, C. R., Kumar, P., Raouafi, N. E., Wyper, P. F.

“…Solar coronal plumes long seemed to possess a simple geometry supporting spatially coherent, stable outflow without significant fine structure. Recent…”
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INBOUND WAVES IN THE SOLAR CORONA: A DIRECT INDICATOR OF ALFVÉN SURFACE LOCATION by DeForest, C E, Howard, T A, McComas, D J

“…The tenuous supersonic solar wind that streams from the top of the corona passes through a natural boundary-the Alfven surface-that marks the causal…”
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Translational Tomography with the Wide-field Imager for Parker Solar Probe (WISPR). I. Theoretical Basis and Initial Modeling by Kenny, M. N., DeForest, C. E., West, M. J., Liewer, P. C.

“…Abstract In the first of a planned sequence of articles, we present a simple method for reconstructing radial density structures of the solar corona in the…”
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INNER HELIOSPHERIC FLUX ROPE EVOLUTION VIA IMAGING OF CORONAL MASS EJECTIONS by HOWARD, T. A, DEFOREST, C. E

“…Understanding the evolution of flux ropes in coronal mass ejections (CMEs) is of importance both to the scientific and technological communities…”
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Direct Observations of a Complex Coronal Web Driving Highly Structured Slow Solar Wind by Seaton, D B, Downs, C, DeForest, C E, Higginson, A K

“…The solar wind is formed by continuous streams of charged particles that escape into the heliosphere from the Sun. Fast wind with speeds more than 500 km s-1…”
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Near-Sun observations of an F-corona decrease and K-corona fine structure by Howard, R. A., Vourlidas, A., Bothmer, V., Colaninno, R. C., DeForest, C. E., Gallagher, B., Hall, J. R., Hess, P., Higginson, A. K., Korendyke, C. M., Kouloumvakos, A., Lamy, P. L., Liewer, P. C., Linker, J., Linton, M., Penteado, P., Plunkett, S. P., Poirier, N., Raouafi, N. E., Rich, N., Rochus, P., Rouillard, A. P., Socker, D. G., Stenborg, G., Thernisien, A. F., Viall, N. M.

“…Remote observations of the solar photospheric light scattered by electrons (the K-corona) and dust (the F-corona or zodiacal light) have been made from the…”
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3D Polarized Imaging of Coronal Mass Ejections: Chirality of a CME by DeForest, C. E., de Koning, C. A., Elliott, H. A.

“…We report on a direct polarimetric determination of the chirality of a coronal mass ejection (CME), using the physics of Thomson scattering applied to synoptic…”
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Spectroscopic Constraints on the Cross-sectional Asymmetry and Expansion of Active Region Loops by Kucera, T. A., Young, P. R., Klimchuk, J. A., DeForest, C. E.

“…We explore the constraints that can be placed on the dimensions of coronal loops out of the plane of the sky by utilizing spectroscopic observations from the…”
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Synthetic Approaches to New Drugs Approved during 2018 by Flick, Andrew C, Leverett, Carolyn A, Ding, Hong X, McInturff, Emma, Fink, Sarah J, Helal, Christopher J, DeForest, Jacob C, Morse, Peter D, Mahapatra, Subham, O’Donnell, Christopher J

“…New drugs introduced to the market every year represent privileged structures for particular biological targets. These new chemical entities (NCEs) provide…”
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On the Size of Structures in the Solar Corona by DeForest, C. E

“…Fine-scale structure in the corona appears not to be well resolved by current imaging instruments. Assuming this to be true offers a simple geometric…”
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