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A climate-driven model and development of a floating point time scale for the entire Middle Devonian Givetian Stage: A test using magnetostratigraphy susceptibility as a climate proxy

Ellwood, B. B., Tomkin, J. H., El Hassani, A., Bultynck, P., Brett, C. E., Schindler, E., Feist, R. & Bartholomew, A. J., Apr 15 2011, In : Palaeogeography, Palaeoclimatology, Palaeoecology. 304, 1-2, p. 85-95 11 p.

Research output: Contribution to journalArticle

A new surface-processes model combining glacial and fluvial erosion

Braun, J., Zwartz, D. & Tomkin, J. H., Dec 1 1999, In : Annals of Glaciology. 28, p. 282-290 9 p.

Research output: Contribution to journalArticle

Cirques, peaks, and precipitation patterns in the Swiss Alps: Connections among climate, glacial erosion, and topography

Anders, A. M., Mitchell, S. G. & Tomkin, J. H., Mar 1 2010, In : Geology. 38, 3, p. 239-242 4 p.

Research output: Contribution to journalArticle

Climate and tectonic controls on glaciated critical-taper orogens

Tomkin, J. H. & Roe, G. H., Oct 30 2007, In : Earth and Planetary Science Letters. 262, 3-4, p. 385-397 13 p.

Research output: Contribution to journalArticle

Comparative palynofacies, magnetic susceptibility and cyclicity of the Middle Devonian Müllertchen Section (Eifel area, Germany)

Brocke, R., Brett, C. E., Ellwood, B. B., Hartkopf-Fröder, C., Riegel, W., Schindler, E. & Tomkin, J. H., Sep 1 2017, In : Palaeobiodiversity and Palaeoenvironments. 97, 3, p. 449-467 19 p.

Research output: Contribution to journalArticle

Open Access

Defining the timing and duration of the Kaák Interval within the Eifelian/Givetian boundary GSSP, Mech Irdane, Morocco, using geochemical and magnetic susceptibility patterns

Ellwood Brooks B., B. B., Algeo, T. J., El Hassani, A., Tomkin, J. H. & Rowe, H. D., Apr 15 2011, In : Palaeogeography, Palaeoclimatology, Palaeoecology. 304, 1-2, p. 74-84 11 p.

Research output: Contribution to journalArticle

Erosional feedbacks and the oscillation of ice masses

Tomkin, J. H., Oct 10 2003, In : Journal of Geophysical Research: Solid Earth. 108, 10

Research output: Contribution to journalArticle

Evidence that communities of practice are associated with active learning in large STEM lectures

Tomkin, J. H., Beilstein, S. O., Morphew, J. W. & Herman, G. L., Dec 1 2019, In : International Journal of STEM Education. 6, 1, 1.

Research output: Contribution to journalArticle

Open Access

Glaciation as a destructive and constructive control on mountain building

Thomson, S. N., Brandon, M. T., Tomkin, J. H., Reiners, P. W., Vásquez, C. & Wilson, N. J., Sep 1 2010, In : Nature. 467, 7313, p. 313-317 5 p.

Research output: Contribution to journalArticle

High influx of carbon in walls of agglutinated foraminifers during the Permian-Triassic transition in global oceans

Nestell, G. P., Nestell, M. K., Ellwood, B. B., Wardlaw, B. R., Basu, A. R., Ghosh, N., Lan, L. T. P., Rowe, H. D., Hunt, A., Tomkin, J. H. & Ratcliffe, K. T., Mar 12 2015, In : International Geology Review. 57, 4, p. 411-427 17 p.

Research output: Contribution to journalArticle

High-resolution floating point time scale (FPTS) of Permian Capitanian Stage in South China

Xue, W. Q., Li, B., Yan, J. X., Ellwood, B. B., Tomkin, J. H., Wang, Y. & Zhu, Z. M., Oct 1 2015, In : Acta Geophysica Sinica. 58, 10, p. 3719-3734 16 p.

Research output: Contribution to journalArticle

High-resolution magnetic susceptibility and geochemistry for the Cenomanian/Turonian boundary GSSP with correlation to time equivalent core

Ellwood, B. B., Tomkin, J. H., Ratcliffe, K. T., Wright, M. & Kafafy, A. M., Apr 24 2008, In : Palaeogeography, Palaeoclimatology, Palaeoecology. 261, 1-2, p. 105-126 22 p.

Research output: Contribution to journalArticle

Magnetostratigraphy susceptibility for the guadalupian series GSSPs (Middle permian) in Guadalupe Mountains National Park and adjacent areas in West Texas

Ellwood, B. B., Lambert, L. L., Tomkin, J. H., Bell, G. L., Nestell, M. K., Nestell, G. P. & Wardlaw, B. R., Sep 5 2013, In : Geological Society Special Publication. 373, 1, p. 375-394 20 p.

Research output: Contribution to journalArticle

MSEC data sets record glacially driven cyclicity: Examples from the arrow canyon Mississippian-Pennsylvanian GSSP and associated sections

Ellwood, B. B., Tomkin, J. H., Richards, B. C., Benoist, S. L. & Lambert, L. L., Nov 13 2007, In : Palaeogeography, Palaeoclimatology, Palaeoecology. 255, 3-4, p. 377-390 14 p.

Research output: Contribution to journalArticle

Quantitative testing of bedrock incision models for the Clearwater River, NW Washington State

Tomkin, J. H., Brandon, M. T., Pazzaglia, F. J., Barbour, J. R. & Willett, S. D., Jun 10 2003, In : Journal of Geophysical Research: Solid Earth. 108, 6

Research output: Contribution to journalArticle

Regional to global correlation of Eocene-Oligocene boundary transition successions using biostratigraphic, geophysical and geochemical methods

Ellwood, B. B., Febo, L., Anderson, L., Hackworth, R. T., Means, G. H., Bryan, J. A., Tomkin, J., Rowe, H. & Jovane, L., Jan 1 2020, In : Geological Magazine. 157, 1, p. 80-100 21 p.

Research output: Contribution to journalArticle

Simple models of drainage reorganisation on a tectonically active ridge system

Tomkin, J. H. & Braun, J., Jan 1 1999, In : New Zealand Journal of Geology and Geophysics. 42, 1, p. 1-10 10 p.

Research output: Contribution to journalArticle

Open Access

Studying STEM Faculty Communities of Practice through Social Network Analysis

Ma, S., Herman, G. L., West, M., Tomkin, J. & Mestre, J., Jan 1 2019, In : Journal of Higher Education. 90, 5, p. 773-799 27 p.

Research output: Contribution to journalArticle

Testing high resolution magnetic susceptibility and gamma radiation methods in the Cenomanian-Turonian (Upper Cretaceous) GSSP and near-by coeval section

Ellwood, B. B., Wang, W. H., Tomkin, J. H., Ratcliffe, K. T., El Hassani, A. & Wright, A. M., May 15 2013, In : Palaeogeography, Palaeoclimatology, Palaeoecology. 378, p. 75-90 16 p.

Research output: Contribution to journalArticle

The influence of alpine glaciation on the relief of tectonically active mountain belts

Tomkin, J. H. & Braun, J., Mar 2002, In : American Journal of Science. 302, 3, p. 169-190 22 p.

Research output: Contribution to journalArticle

The Permian-Triassic boundary Lung Cam expanded section, Vietnam, as a high-resolution proxy for the GSSP at Meishan, China

Ellwood, B. B., Nestell, G. P., Lan, L. T. P., Nestell, M. K., Tomkin, J. H., Ratcliffe, K. T., Wang, W. H., Rowe, H., Nguyen, T. D., Nguyen, C. T. & Dang, T. H., Jan 1 2020, In : Geological Magazine. 157, 1, p. 65-79 15 p.

Research output: Contribution to journalArticle

Ups and downs of the Mississippi delta

Blum, M. D., Tomkin, J. H., Purcell, A. & Lancaster, R. R., Nov 3 2008, In : Geology. 36, 9, p. 675-678 4 p.

Research output: Contribution to journalArticle

Visual identification and quantification of Milankovitch climate cycles in outcrop: An example from the Upper Ordovician Kope Formation, Northern Kentucky

Ellwood, B. B., Brett, C. E., Tomkin, J. H. & Macdonald, W. D., Sep 5 2013, In : Geological Society Special Publication. 373, 1, p. 341-353 13 p.

Research output: Contribution to journalArticle