HARBOR SURGING

Surging in Coil Springs

Surging Volatility: An Internet Effect?

This paper analyzes the impact of firms’ adoption of online retailing on their stock price volatility. Given the nascency of the Web, firms moving online are faced with an increased uncertainty in their product markets in addition to fixed setup costs. A simple model illustrates how increased uncertainty in the product markets increases the volatility of the firm’s profits and its stock price. ...

Ice-sheet surging and ice-strealll forlllation

A simplified model of ice-sheet behayiour is described. I t combines the assumptions of rapid ice flow, high viscous actiyation energy and realistic sediment-based sliding dynamics to form a non-linear diffusion-type equation which can display relaxation oscillations analogous to those of surging glaciers, and which may be relevant to large-scale surges of the Hudson Strait and Cabot Strait ice...

Harbor/Mooring Harbor Defense Concept

The long-term goal of this work is an integrated defense system that provides protection of Navy assets, while in port, from the threat posed by covert swimmers. The general concept is to hail, deter, and/or incapacitate the threat by directing a controlled level of low-frequency acoustic energy at the target location. At the system level, the concept requires combining elements of target detec...

Rising to the challenge of surging seas

W aking up to the sound of crashing waves, ocean views and sandy beaches remains, for many, the dream. However, according to a series of recent reports and studies on rising sea levels, sleepless nights could be in store for beachfront real-estate owners and residents of coastal cities the world over. Earlier this year, the United States’ National Oceanic and Atmospheric Administration (NOAA) r...