EFFECTS OF POROSITY ON HYPERVELOCITY CRATERING AND ...

EFFECTS OF POROSITY ON HYPERVELOCITY CRATERING AND DISRUPTION OF TWO CV3. CARBONACEOUS CHONDRITES. G. J. Flynn1, T. Pytel1, M. Strait2, D. D. Durda3, S. R. ...

Hypervelocity cratering and disruption of porous pumice targets

To investigate the effects of target porosity on cratering, impact disruption, and momentum transfer we performed a series of 17 hypervelocity impact ...

Effects of Porosity on Hypervelocity Cratering and Disruption of Two ...

Hypervelocity cratering and disruption of two CV3 carbonaceous chondrites shows a factor of 7 difference in the critical disruption energy indicating that ...

Target Porosity Effects in Impact Cratering and Collisional Disruption

Increased target porosity leads to deeper crater penetration, lower spall velocities, and greater localization of the impact damage. Rear surface spallation is ...

Effects of Porosity on Cratering and Disruption of 3 L-Type Ordinary ...

Introduction: Asteroid response to hypervelocity impact influences the morphology and size of craters, the orbital change from collisions, fragmentation in ...

Effects of Porosity on Cratering and Disruption of 3 L-Type Ordinary ...

Hypervelocity impacts on 3 L-type show recoil in cratering events decreases with increasing porosity but the disruption energy peaks for intermediate ...

(PDF) Impact cratering and catastrophic disruption of porous targets ...

PDF | We present an experimental study of impact cratering and fragmentation processes onto low density materials by means of high velocity.

The Effect Of MMOD Porosity On Crater Depth After Hypervelocity ...

Ledesma, David, "The Effect Of MMOD Porosity On Crater Depth After Hypervelocity Impact" (2011). Open Access Theses &. Dissertations. 2329 ...

Survival of the impactor during hypervelocity collisions – II. An ...

We investigated how a target's porosity affects the outcome of a collision, with respect to the impactor's fate. Laboratory impact experiments using perido.

Hypervelocity impacts into porous graphite: experiments and ...

Moreover, we have shown how the evolution of the experimental crater diameter with impact velocity can be used to constrain the damage model of ...

INVESTIGATION OF IMPACT CRATERING PROCESSES INTO ...

INVESTIGATION OF IMPACT CRATERING PROCESSES. INTO POROUS TARGETS THROUGH. HYPERVELOCITY EXPERIMENT AND SIMULATIONS. C. Giacomuzzo(1) , F. Ferri(1), E. Toson(1), ...

Subsurface deformation in hypervelocity cratering experiments into ...

Hypervelocity impact experiments on porous tuff targets were carried out to determine the effect of porosity on deformation mechanisms in ...

Impact Cratering on Porous Asteroids - PSRD

Their experiments show that during hypervelocity impact into highly porous targets, permanent compaction of the target material forms a transient crater whose ...

"The Effect Of MMOD Porosity On Crater Depth After Hypervelocity ...

A significant amount of research has been conducted in the last decades on the design of spacecraft shielding for the impacts of Micro Meteoroid and Orbital ...

Deformation of dry and wet sandstone targets during hypervelocity ...

3d). Above this zone, the porosity is enhanced by the tensile fractures that run parallel to the crater floor (Fig. 3c). Below the zone of ...

Subsurface deformation in hypervelocity cratering experiments into ...

AbstractHypervelocity impact experiments on porous tuff targets were carried out to determine the effect of porosity on deformation mechanisms in the ...

Some observations of hypervelocity impacts with porous media.

Hypervelocity impact of glass spheres with porous media, studying target material ejection with regard to lunar crater fragment ...

Experimental and Numerical Simulation of Ejecta Size and Velocity ...

A series of small-scale impact cratering experiments were performed on porous gypsum–basalt targets at velocities of 2.3 to 5.5 km·s−1. Three successive ...

Momentum transfer in hypervelocity cratering of meteorites and ...

We found that for both anhydrous and hydrous samples β decreased with increasing porosity, consistent with hydrocode modeling. The β for each ...

U.S. ARMY - DTIC

high-velocity to hypervelocity impact cratering in rocks and metals. 372. Page 43. IMPACT IN METALS AND ROCKS. Cratering theory of Charters and Summers. A ...