A.J. Timothy Jull – Research Output

1987

2 Citations

Radiocarbon and cation-radio ages for rock varnish on Tioga and Tahoe marainal boulders of Pine Creek, eastern Sierra Nevada, California, and their paleoclimatic implications

Dorn, R. I., Turrin, B. D., Jull, A. J. T., Linick, T. W. & Donahue, D. J. 1987 In : Quaternary Research. 28, 1, p. 36-49 14 p.

Research output: Contribution to journal › Article

rock varnish

cation

radio

glaciation

moraine

44 Citations

Radiocarbon and cation-ratio ages for rock varnish on Tioga and Tahoe morainal boulders of Pine Creek, eastern Sierra Nevada, California, and their paleoclimatic implications

Dorn, R. I., Turrin, B. D., Jull, A. J. T., Linick, T. W. & Donahue, D. J. 1987 In : Quaternary Research. 28, 1, p. 38-49 12 p.

Research output: Contribution to journal › Article

rock varnish

cation

moraine

lake level

boulder

65 Citations

Radiocarbon dates on bones of extinct birds from Hawaii.

James, H. F., Stafford, T. W., Steadman, D. W., Olson, S. L., Martin, P. S., Jull, A. J. & McCoy, P. C. Apr 1987 In : Proceedings of the National Academy of Sciences of the United States of America. 84, 8, p. 2350-2354 5 p.

Research output: Contribution to journal › Article

Islands

Birds

Bone and Bones

Chronology

Vertebrates

9 Citations

Some results from the Arizona tams facility: AMS ages of athletic, artistic, and animal artifacts

Donahue, D. J., Jull, A. J. T., Linick, T. W., Hatheway, A., Toolin, L. J., Gore, B. & Damon, P. E. Nov 2 1987 In : Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms. 29, 1-2, p. 169-172 4 p.

Research output: Contribution to journal › Article

Alpha Magnetic Spectrometer

Mass spectrometers

mass spectrometers

Particle accelerators

animals

1986

32 Citations

Cation-ratio and accelerator radiocarbon dating of rock varnish on Mojave artifacts and landforms

Dorn, R. I., Bamforth, D. B., Cahill, T. A., Dohrenwend, J. C., Turrin, B. D., Donahue, D. J., Jull, A. J. T., Long, A., Macko, M. E., Weil, E. B., Whitley, D. S. & Zabel, T. H. 1986 In : Science. 231, 4740, p. 830-833 4 p.

Research output: Contribution to journal › Article

rock varnish

radiocarbon dating

landform

artifact

desert

1985

17 Citations

Detection of semiconductor dopants using accelerator mass spectrometry

Anthony, J. M., Donahue, D. J., Jull, A. J. T. & Zabel, T. H. May 15 1985 In : Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms. 10-11, PART 1, p. 498-500 3 p.

Research output: Contribution to journal › Article

Mass spectrometers

Heavy ions

Rigidity

Metal foil

Particle accelerators

10 Citations

Excess carbon-14 abundances in uranium ores: possible evidence for emission from uranium-series isotopes.

Barker, D., Jull, A. J. T. & Donahue, D. J. 1985 In : Geophysical Research Letters. 12, 10, p. 737-740 4 p.

Research output: Contribution to journal › Article

carbon 14

uranium

carbon isotope

isotopes

minerals

29 Citations

Fossil packrat middens and the tandem accelerator mass spectrometer

Van Devender, T. R., Martin, P. S., Thompson, R. S., Cole, K. L., Jull, A. J. T., Long, A., Toolin, L. J. & Donahue, D. J. 1985 In : Nature. 317, 6038, p. 610-613 4 p.

Research output: Contribution to journal › Article

midden

spectrometer

fossil

radiocarbon dating

vegetation

21 Citations

Sedimentation rates in Baffin Island fiord cores from comparative radiocarbon dates ( Canada).

Andrews, J. T., Jull, A. J. T., Donahue, D. J., Short, S. K. & Osterman, L. E. 1985 In : Canadian Journal of Earth Sciences. 22, 12, p. 1827-1834 8 p.

Research output: Contribution to journal › Article

sedimentation rate

shell

bivalve

glacier

pollen

103 Citations

Stable isotope evidence for chemosynthesis in an abyssal seep community

Paull, C. K., Jull, A. J. T., Toolin, L. J. & Linick, T. 1985 In : Nature. 317, 6039, p. 709-711 3 p.

Research output: Contribution to journal › Article

chemosynthesis

stable isotope

hydrothermal vent

food chain

fractionation

1984

17 Citations

Accelerator mass spectrometry sample preparation: Methods for ¹⁴C in 50-1000 microgram samples

Klouda, G. A., Currie, L. A., Donahue, D. J., Jull, A. J. T. & Zabel, T. H. 1984 In : Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms. 5, 2, p. 265-271 7 p.

Research output: Contribution to journal › Article

Particle accelerators

Mass spectrometry

accelerators

mass spectroscopy

Carbon

ACCELERATOR MASS SPECTROMETRY SAMPLE PREPARATION: METHODS FOR 14C IN 50-1000 MICROGRAM SAMPLES.

Klouda, G. A., Currie, L. A., Donahue, D. J., Jull, A. J. T. & Zabel, T. H. Nov 1984 In : Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms. 233

Research output: Contribution to journal › Article

Particle accelerators

Mass spectrometry

accelerators

mass spectroscopy

Carbon

2 Citations

Detection of ¹⁰Be with a 2 MV tandem accelerator mass spectrometer

Zabel, T. H., Jull, A. J. T. & Donahue, D. J. 1984 In : Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms. 4, 3, p. 393-395 3 p.

Research output: Contribution to journal › Article

Mass spectrometers

Radioisotopes

mass spectrometers

Particle accelerators

accelerators

17 Citations

Holocene age of the Yuha burial: Direct radiocarbon determinations by accelerator mass spectrometry

Stafford, T. W., Jull, A. J. T., Zabel, T. H., Donahue, D. J., Duhamel, R. C., Brendel, K., Haynes, C. V., Bischoff, J. L., Payen, L. A. & Taylor, R. E. 1984 In : Nature. 308, 5958, p. 446-447 2 p.

Research output: Contribution to journal › Article

Burial

Skeleton

Mass Spectrometry

Bone and Bones

Uranium

20 Citations

New radiocarbon dates on the cereals from wadi kubbaniya

Wendorf, F., Schild, R., Close, A. E., Donahue, D. J., Jull, A. J. T., Zabel, T. H., Wieckowska, H., Kobusiewicz, M., Issawi, B. & Hadidi, N. E. 1984 In : Science. 225, 4662, p. 645-646 2 p.

Research output: Contribution to journal › Article

Edible Grain

10 Citations

Pre-Columbian age for North American Corispermum L. (Chenopodiaceae) confirmed by accelerator radiocarbon dating

Betancourt, J. L., Long, A., Donahue, D. J., Jull, A. J. T. & Zabel, T. H. 1984 In : Nature. 311, 5987, p. 653-655 3 p.

Research output: Contribution to journal › Article

radiocarbon dating

introduced species

fossil record

flora

secondary succession

15 Citations

Results of radioisotope measurements at the NSF-University of Arizona tandem accelerator mass spectrometer facility

Donahue, D. J., Jull, A. J. T. & Zabel, T. H. 1984 In : Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms. 5, 2, p. 162-166 5 p.

Research output: Contribution to journal › Article

Mass spectrometers

Radioisotopes

mass spectrometers

Particle accelerators

accelerators

RESULTS OF RADIOISOTOPE MEASUREMENTS AT THE NSF-UNIVERSITY OF ARIZONA TANDEM ACCELERATOR MASS SPECTROMETER FACILITY.

Donahue, D. J., Jull, A. J. T. & Zabel, T. H. Nov 1984 In : Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms. 233

Research output: Contribution to journal › Article

Mass spectrometers

Radioisotopes

mass spectrometers

Particle accelerators

accelerators

1983

17 Citations

Middle Holocene age of the Sunnyvale human skeleton

Taylor, R. E., Payen, L. A., Gerow, B., Donahue, D. J., Zabel, T. H., Jull, A. J. T. & Damon, P. E. 1983 In : Science. 220, 4603, p. 1271-1273 3 p.

Research output: Contribution to journal › Article

skeleton

carbon isotope

Holocene

racemization

aspartic acid

14 Citations

Target preparation for radiocarbon dating by tandem accelerator mass spectrometry

Jull, A. J. T., Donahue, D. J. & Zabel, T. H. Dec 15 1983 In : Nuclear Instruments and Methods In Physics Research. 218, 1-3, p. 509-514 6 p.

Research output: Contribution to journal › Article

Particle accelerators

Mass spectrometry

Graphitization

Carbon

Time measurement

8 Citations

The use of accelerators for arhaeological dating

Donahue, D. J., Jull, A. J. T., Zabel, T. H. & Damon, P. E. Dec 15 1983 In : Nuclear Instruments and Methods In Physics Research. 218, 1-3, p. 425-429 5 p.

Research output: Contribution to journal › Article

Mass spectrometers

Particle accelerators

Experiments

1982

8 Citations

QUANTITATIVE RADIOISOTOPE MEASUREMENTS WITH THE NSF-ARIZONA REGIONAL ACCELERATOR FACILITY.

Zabel, T. H., Jull, A. J. T., Donahue, D. J. & Damon, P. E. Apr 1982 In : IEEE Transactions on Nuclear Science. NS-30, 2, p. 1371-1373 3 p.

Research output: Contribution to journal › Article

Radioisotopes

Particle accelerators

accelerators

oxalic acid

Oxalic acid

15 Citations

Variations of isotopic discrimination in secondary ion mass spectrometry

Jull, A. J. T. 1982 In : International Journal of Mass Spectrometry and Ion Physics. 41, 3, p. 135-141 7 p.

Research output: Contribution to journal › Article

Secondary ion mass spectrometry

secondary ion mass spectrometry

discrimination

Ions

Isotopes

1980

7 Citations

Sputtering rates of minerals and implications for abundances of solar elements in lunar samples

Jull, A. J. T., Wilson, G. C., Long, J. V. P., Reed, S. J. B. & Pillinger, C. T. 1980 In : Nuclear Instruments and Methods. 168, 1-3, p. 357-365 9 p.

Research output: Contribution to journal › Article

Minerals

Ions

Interferometry

Silicates

Carbon

1978

3 Citations

Comments on “Is the Moon really as smooth as a billiard ball?…”

Pillinger, C. T. & Jull, A. J. T. 1978 In : Geophysical Research Letters. 5, 4, p. 301-303 3 p.

Research output: Contribution to journal › Article

chemical fractionation

moon

Moon

balls

fractionation

2 Citations

MODIFICATION OF THE LUNAR SURFACE BY SOLAR WIND ION BOMBARDMENT.

Jull, A. J. T. & Pillinger, C. T. 1978 In : Radiation Effects. 48, 1-4, p. 69-73 5 p.

Research output: Contribution to journal › Article

Noble Gases

Solar wind

lunar surface

Radiation damage

Ion bombardment

1976

11 Citations

Preferential sputtering as a method of producing metallic iron, inducing major element fractionation and trace element enrichment

Pillinger, C. T., Gardiner, L. R. & Jull, A. J. T. 1976 In : Earth and Planetary Science Letters. 33, 2, p. 289-299 11 p.

Research output: Contribution to journal › Article

Trace Elements

Fractionation

trace elements

fractionation

Sputtering

6 Citations

The identity of lunar hydrolysable carbon

Jull, A. J. T., Eglinton, G., Pillinger, C. T., Biggar, G. M. & Batts, B. D. 1976 In : Nature. 262, 5569, p. 566-567 2 p.

Research output: Contribution to journal › Article

carbon

lunar soil

solid solution

subspecies

iron