Search Results - "Rohatgi, PK"

Recent Advances In Self-Healing Materials by Sharma, Sumit, Nandan, Gopal, Rohatgi, PK, Prakash, Ravi

“…Self-healing material are gaining interest of the researchers in the direction where material can mimic biological process of healing, for an example, healing…”
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Compressive characteristics of A356/fly ash cenosphere composites synthesized by pressure infiltration technique by Rohatgi, P.K., Kim, J.K., Gupta, N., Alaraj, Simon, Daoud, A.

“…Loose beds of hollow fly ash particles (cenospheres) were pressure infiltrated with A356 alloy melt to fabricate metal-matrix syntactic foam, using applied…”
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Wear performance of copper–graphite composite and a leaded copper alloy by Kestursatya, M, Kim, J.K, Rohatgi, P.K

“…The wear behavior of new lead free metal matrix composite (MMC), centrifugally cast copper alloy graphite (C90300–10%graphite) composite (CG) is studied in…”
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Crystallinity and selected properties of fly ash particles by Matsunaga, T, Kim, J.K, Hardcastle, S, Rohatgi, P.K

“…The morphology, composition and crystallinity of both precipitator (solid) and cenosphere (hollow) fly ash particles of different sizes were studied with…”
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Acute miliary tuberculosis of the skin in acquired immunodeficiency syndrome by Rohatgi, P K, Palazzolo, J V, Saini, N B

“…In human immunodeficiency virus-infected persons the clinical and radiographic appearance of pulmonary tuberculosis is frequently atypical, and extrapulmonary…”
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Pressure infiltration technique for synthesis of aluminum–fly ash particulate composite by Rohatgi, P.K, Guo, R.Q, Iksan, H, Borchelt, E.J, Asthana, R

“…Beds of nickel coated and uncoated cenosphere fly ash can be successfully infiltrated by molten aluminum under very low pressures. The density of the resultant…”
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Effect of rare earth element on microstructure formation and mechanical properties of thin wall ductile iron castings by Choi, J.O., Kim, J.Y., Choi, C.O., Kim, J.K., Rohatgi, P.K.

“…Ductile iron castings with 2, 3, 4, 6, 8, and 25 mm thickness and various amount of rare earth elements (RE) (from 0 to 0.04%), were cast in sand molds to…”
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Preparation of aluminium-fly ash particulate composite by powder metallurgy technique by GUO, R. Q, ROHATGI, P. K, NATH, D

“…Aluminium-fly ash mixtures containing different weight percentages of fly ash were prepared and compacted at pressures from 138–414 MPa. The compacts prepared…”
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Sarcoidosis: the value of exercise testing by Medinger, A E, Khouri, S, Rohatgi, P K

“…To evaluate exercise testing for the assessment of the extent of pulmonary disease in patients with sarcoidosis. Retrospective analysis of consecutive patients…”
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Age-hardening characteristics of aluminum alloy-hollow fly ash composites by ROHATGI, P. K, KIM, J. K, GUO, R. Q, ROBERTSON, D. P, GAJDARDZISKA-JOSIFOVSKA, M

“…The aging characteristics of aluminum alloy A356 and an aluminum alloy A356 containing hollow spherical fly ash particles were studied using optical…”
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Low-cost, fly-ash-containing aluminum-matrix composites by Rohatgi, Pradeep K.

“…In recent years there has been considerable activity in the development of metal-matrix composites, especially for aerospace, ground transportation, and the…”
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Scatter and statistical analysis of tensile properties of cast SiC reinforced A359 alloys by Rohatgi, P.K., Thakkar, R.B., Kim, J.K., Daoud, A.

“…The influences of foundry, composite ingot supplier, testing laboratory, volume (%) SiCp, mold type (sand or permanent), and surface finish (machining or…”
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Friction and wear behavior of a centrifugally cast lead-free copper alloy containing graphite particles by KESTURSATYA, M, KIM, J. K, ROHATGI, P. K

“…The tribological properties of a centrifugally cast lead-free copper alloy (C90300), containing an average of 13 vol pct graphite particles (5 mu m), have been…”
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An analytical solution of the critical interface velocity for the encapturing of insoluble particles by a moving solid/liquid interface by KIM, J. K, ROHATGI, P. K

“…An analytical model for the particle pushing phenomenon that occurs between spherical particles and advancing curved solid /liquid interfaces during…”
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Inhomogeneities in silicon carbide distribution in stirred liquids—a water model study for synthesis of composites by Rohatgi, P.K., Sobczak, J., Asthana, R., Kim, J.K.

“…An experimental study was conducted on the mixing quality of two-phase slurries in the model SiC–water system using a gravimetric technique with a view to…”
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Corrosion and dealloying of cast lead-free copper alloy–graphite composites by Rohatgi, P.K, Nath, D, Kim, J.K, Agrawal, A.N

“…Plumbing components fabricated from copper base alloys containing lead, pose health and environmental problems, and there is a need to find suitable…”
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The effect of the diffusion of solute between the particle and the interface on the particle pushing phenomena by Kim, J.K., Rohatgi, P.K.

“…Interaction between moving solid/liquid interfaces and particles during solidification of alloys has been analyzed. A particle pushing criterion which…”
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Friction and abrasion resistance of cast aluminum alloy-fly ash composites by ROHATGI, P. K, GUO, R. Q, HUANG, P, RAY, S

“…The abrasive wear properties of stir-cast A356 aluminum alloy 5 vol.% fly ash composite were tested against hard SiC sub p abrasive paper and compared to those…”
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Differential thermal analysis to establish the stability of aluminum-fly ash composites during synthesis and reheating by Guo, R.Q, Venugopalan, D, Rohatgi, P.K

“…The major constituents of fly ash are various oxides of silicon, aluminum, and iron present in complex glass and ceramic forms. Thermodynamic analysis…”
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Wear properties and effect of molds on microstructure of graphite reinforced copper alloy composites made by centrifugal casting by Kim, J K, Rohatgi, P K, Choi, J O, Choi, C O

“…Graphite reinforced copper alloy composites were cast using gravity and centrifugal casting techniques to identify the effect of graphite particles on…”
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