Results 101 to 110 of about 173,061 (233)

A review of the supercritical state of eruption‐fed volcanic density currents in subaerial and subaqueous settings

open access: yesSedimentology, EarlyView.
ABSTRACT Subaerial Pyroclastic Density Currents (PDCs) and Subaqueous Eruption‐Fed Density Currents (SEFDCs) produced during volcanic eruptions can present major hazards to surrounding communities and ecosystems. The bedforms deposited by these volcanic density currents can provide insights into the nature of transport and depositional processes, which
Shannon E. Frey   +2 more
wiley   +1 more source

Transonic flow studies [PDF]

open access: yes
Major emphasis was on the design of shock free airfoils with applications to general aviation.
Fung, K. Y., Seebass, A. R.
core   +1 more source

Dead time, hard time, and narrative redemption: Delimiting the life proper

open access: yesThe Southern Journal of Philosophy, EarlyView.
Abstract Is every detail of your life a candidate for the meaningful, valuable, or worthwhile? If not, which do you exclude? Thaddeus Metz nominates “dead time”: the nail‐clipping, line‐waiting, traffic‐jam enduring, generally commonplace moments of our life. Dead time, while prevalent, is not remarkable. Metz recommends that we set at least some of it
Kathy Behrendt
wiley   +1 more source

Fully unsteady subsonic and supersonic potential aerodynamics for complex aircraft configurations for flutter applications [PDF]

open access: yes
A general theory for study, oscillatory or fully unsteady potential compressible aerodynamics around complex configurations is presented. Using the finite-element method to discretize the space problem, one obtains a set of differential-delay equations ...
Morino, L., Tseng, K.
core   +1 more source

Fugitive Junctures: Life‐Seeking, Route‐Finding and the Mobile Ensemble at Kenya's Borders

open access: yesTransactions of the Institute of British Geographers, EarlyView.
Short Abstract Fugitivity has become an important conceptual frame to understand the illegalised mobilities of contemporary migrants in conjunction with enslaved people's historical lines of flight as spatial praxes to seize their own freedom. Thinking from Kenya, and drawing on research with migrants, border officials, activists, police and smugglers,
Hanno Brankamp
wiley   +1 more source

Unsteady pipe flow

open access: yes
AbstractIn Chapter 12 unsteady pipe flow is discussed by means of the method of characteristics for which the underlying basic equations are derived at first. These are the continuity and energy equations according to Alliévi and their solutions by Riemann as well as the unsteady momentum equation.
openaire   +1 more source

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