Search for Annual 14C Excursions in the Past

Rapid increase in cosmogenic 14C in AD 775 measured in New Zealand kauri trees indicates short-lived increase in 14C production spanning both hemispheres

(2015) D. Güttler et al.   EARTH AND PLANETARY SCIENCE LETTERS

Cosmic ray event of A.D. 774-775 shown in quasi-annual10Be data from the Antarctic Dome Fuji ice core

(2015) Fusa Miyake et al.   GEOPHYSICAL RESEARCH LETTERS

Timing and climate forcing of volcanic eruptions for the past 2,500 years

(2015) M. Sigl et al.   NATURE

Multiradionuclide evidence for the solar origin of the cosmic-ray events of ad 774/5 and 993/4

(2015) Florian Mekhaldi et al.   Nature Communications

Excursions in the 14 C record at A.D. 774-775 in tree rings from Russia and America

(2014) A. J. Timothy Jull et al.   GEOPHYSICAL RESEARCH LETTERS

Verification of the Cosmic-Ray Event in AD 993–994 by Using a Japanese Hinoki Tree

(2014) Fusa Miyake et al.   RADIOCARBON

Radiocarbon Dating to a Single Year by Means of Rapid Atmospheric 14C Changes

(2014) L Wacker et al.   RADIOCARBON

The AD775 cosmic event revisited: the Sun is to blame

(2013) I. G. Usoskin et al.   ASTRONOMY & ASTROPHYSICS

Five millennia of paleotemperature from tree-rings in the Great Basin, USA

(2013) Matthew W. Salzer et al.   CLIMATE DYNAMICS

Terrestrial effects of possible astrophysical sources of an AD 774-775 increase in14C production

(2013) Brian C. Thomas et al.   GEOPHYSICAL RESEARCH LETTERS

AD 775 pulse of cosmogenic radionuclides production as imprint of a Galactic gamma-ray burst

(2013) A. K. Pavlov et al.   MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

A Galactic short gamma-ray burst as cause for the 14C peak in AD 774/5

(2013) V. V. Hambaryan et al.   MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

IntCal13 and Marine13 Radiocarbon Age Calibration Curves 0–50,000 Years cal BP

(2013) Paula J Reimer et al.   RADIOCARBON

Another rapid event in the carbon-14 content of tree rings

(2013) Fusa Miyake et al.   Nature Communications

OCCURRENCE OF EXTREME SOLAR PARTICLE EVENTS: ASSESSMENT FROM HISTORICAL PROXY DATA

(2012) Ilya G. Usoskin et al.   ASTROPHYSICAL JOURNAL

COMET ENCOUNTERS AND CARBON 14

(2012) David Eichler et al.   Astrophysical Journal Letters

A Complete Terrestrial Radiocarbon Record for 11.2 to 52.8 kyr B.P.

(2012) C. Bronk Ramsey et al.   SCIENCE