Search Results - "Harper, Joel"

Determinants of capital structure complexity by Orlova, Svetlana, Harper, Joel T., Sun, Li

“…•Traditional theories of capital structure (CS) explain a choice between debt and equity.•These theories do not explain use of different sources of capital,…”
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Thermal tracking of meltwater retention in Greenland's accumulation area by Humphrey, Neil F., Harper, Joel T., Pfeffer, W. Tad

“…Poorly understood processes controlling retention of meltwater in snow and firn have important implications for Greenland Ice Sheet's mass balance and flow…”
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Physical limits to meltwater penetration in firn by Humphrey, Neil F., Harper, Joel T., Meierbachtol, Toby W.

“…Processes governing meltwater penetration into cold firn remain poorly constrained. Here, in situ experiments are used to develop a grain-scale model to…”
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Multi-decadal elevation changes of the land terminating sector of West Greenland by Saito, Jun, Meierbachtol, Toby, Harper, Joel

“…Regional assessments of ice elevation change provide insight into the processes controlling an ice sheet's geometric response to climate forcing. In Southwest…”
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Deformation motion tracks sliding changes through summer, western Greenland by Maier, Nathan, Humphrey, Neil, Meierbachtol, Toby, Harper, Joel

“…Surface speeds in Greenland's ablation zone undergo substantial variability on an annual basis which are presumed to mainly be driven by changes in sliding…”
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Key rules of life and the fading cryosphere: Impacts in alpine lakes and streams by Elser, James J., Wu, Chenxi, González, Angélica L., Shain, Daniel H., Smith, Heidi J., Sommaruga, Ruben, Williamson, Craig E., Brahney, Janice, Hotaling, Scott, Vanderwall, Joseph, Yu, Jinlei, Aizen, Vladimir, Aizen, Elena, Battin, Tom J., Camassa, Roberto, Feng, Xiu, Jiang, Hongchen, Lu, Lixin, Qu, John J., Ren, Ze, Wen, Jun, Wen, Lijuan, Woods, H. Arthur, Xiong, Xiong, Xu, Jun, Yu, Gongliang, Harper, Joel T., Saros, Jasmine E.

“…Alpine regions are changing rapidly due to loss of snow and ice in response to ongoing climate change. While studies have documented ecological responses in…”
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Stock price crash risk and CEO power: Firm-level analysis by Harper, Joel, Johnson, Grace, Sun, Li

“…This study examines the impact of stock price crash risk on future CEO power. Using a large panel sample with 17,816 firm-year observations, we posit and find…”
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Amplified melt and flow of the Greenland ice sheet driven by late-summer cyclonic rainfall by Doyle, Samuel H., Hubbard, Alun, van de Wal, Roderik S. W., Box, Jason E., van As, Dirk, Scharrer, Kilian, Meierbachtol, Toby W., Smeets, Paul C. J. P., Harper, Joel T., Johansson, Emma, Mottram, Ruth H., Mikkelsen, Andreas B., Wilhelms, Frank, Patton, Henry, Christoffersen, Poul, Hubbard, Bryn

“…Intense rainfall events significantly affect Alpine and Alaskan glaciers through enhanced melting, ice-flow acceleration and subglacial sediment erosion, yet…”
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Hot water drilling in the firn layer of Greenland's percolation zone by Humphrey, Neil, Harper, Joel, Meierbachtol, Toby

“…The intermixed thermal and structural framework of cold firn, water-saturated firn and ice layers in Greenland's percolation zone can be challenging to…”
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Foreign exchange exposure of “domestic” corporations by Aggarwal, Raj, Harper, Joel T.

“…Unlike prior studies on foreign exchange risk that have focused on multinational companies, this paper documents that domestic companies face significant…”
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Measured Horizontal Temperature Gradients Constrain Heat Transfer Mechanisms in Greenland Ice by Hills, Benjamin H., Harper, Joel T., Humphrey, Neil F., Meierbachtol, Toby W.

“…Ice in the ablation zone of the Greenland ice sheet is known to contain vertical temperature gradients that arise from conduction at the boundaries, the…”
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Complex dielectric permittivity measurements from ground-penetrating radar data to estimate snow liquid water content in the pendular regime by Bradford, John H, Harper, Joel T, Brown, Joel

“…Monitoring the snow water equivalent (SWE) is critical to effective management of water resources in many parts of the world that depend on the mountain…”
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Millennial-scale migration of the frozen/melted basal boundary, western Greenland ice sheet by Stansberry, Aidan, Harper, Joel, Johnson, Jesse V., Meierbachtol, Toby

“…The geometry and thermal structure of western Greenland ice sheet are known to have undergone relatively substantial change over the Holocene. Evolution of the…”
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Short duration water pressure transients in western Greenland's subglacial drainage system by MEIERBACHTOL, TOBY W., HARPER, JOEL T., HUMPHREY, NEIL F.

“…[...]if slip-induced stress transients are the cause of observed pulses, this implies that local stick-slip behavior at the bed is rare, supporting Kavanaugh's…”
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Chemical depletion of sediment under the Greenland Ice Sheet by Graly, Joseph A., Humphrey, Neil F., Harper, Joel T.

“…The chemical composition of sediment sampled from a network of ice boreholes contacting the bed of the ablation zone of the Greenland Ice Sheet is compared to…”
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The cooling signature of basal crevasses in a hard-bedded region of the Greenland Ice Sheet by McDowell, Ian E, Humphrey, Neil F, Harper, Joel T, Meierbachtol, Toby W

“…Temperature sensors installed in a grid of nine full-depth boreholes drilled in the southwestern ablation zone of the Greenland Ice Sheet recorded cooling in…”
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Vertical extension of the subglacial drainage system into basal crevasses by Harper, Joel T, Bradford, John H, Humphrey, Neil F, Meierbachtol, Toby W

“…Water plays a first-order role in basal sliding of glaciers and ice sheets and is often a key constituent of accelerated glacier motion. Subglacial water is…”
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Dynamic time warping to quantify age distortion in firn cores impacted by melt processes by Hagen, Cedric J., Harper, Joel T.

“…Abstract As warming intensifies across the Greenland ice sheet, an increasing number of shallow coring and radar studies are targeting the melt-impacted firn…”
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Mechanical forcing of water pressure in a hydraulically isolated reach beneath Western Greenland's ablation zone by Meierbachtol, Toby W., Harper, Joel T., Humphrey, Neil F., Wright, Patrick J.

“…A suite of surface and basal measurements during and after borehole drilling is used to perform in situ investigation of the local basal drainage system and…”
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Measured basal water pressure variability of the western Greenland Ice Sheet: Implications for hydraulic potential by Wright, Patrick J., Harper, Joel T., Humphrey, Neil F., Meierbachtol, Toby W.

“…The gradient of the hydraulic potential field at the ice‐bedrock interface beneath the Greenland Ice Sheet (GrIS) dictates the routing and energetics of…”
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