Philip Primeaux Research Summary
29 Nov 2016 | Documents | Contributor(s): Phillip Primeaux
Crack initiation and growth from pre-corroded pits in Aluminum 7075-T6 under laboratory air and salt water environments
29 Nov 2016 | Documents | Contributor(s): Ghanashyam Joshi, Shankar Mall
Small crack growth behavior, including the pit-to-crack transition, of pre-corroded aluminum alloy 7075-T6 was investigated under ambient air and saltwater environments. Through pit and corner...
28 Nov 2016 | Documents | Contributor(s): Raj Vinnakota
28 Nov 2016 | Documents | Contributor(s): Jwala Parajuli
Selective Laser Melting Technology using Metallic Powder
28 Nov 2016 | Documents | Contributor(s): Hong Yao
In 2016 summer, I worked on studying of the composition of dross formed on SLM specimens as well as the effects of supporting structures on dross formation. Although high oxygen level is...
Properties of liquid titanium and titanium-aluminum alloys from molecular dynamics simulations
28 Nov 2016 | Documents | Contributor(s): Brian Novak, Jonathan Raush, Xiaoman Zhang, Wenjin Meng, Shengmin Guo, Dorel Moldovan
Accurate thermophysical property data for liquid metals and alloys are important for the development of realistic simulations of the laser-based 3D printing processes. We are using classical...
High Entropy Alloy Development
28 Nov 2016 | Documents | Contributor(s): Boliang Zhang, Shengmin Guo
High temperature corrosion and oxidation test on the Ni-based superalloy and High Entropy Alloy Calculated Phase behavior of arc melted alloy during the solidification process with Computer...
Investigation of the Process Parameters and Melt Pool Dynamics in Electron Beam Additive Manufacturing using Ti-6Al-4V Powder
28 Nov 2016 | Documents | Contributor(s): M Shafiqur Rahman, Paul Schilling, Paul Herrington, Uttam Chakravarty
The powder-bed electron beam additive manufacturing (EBAM) process is one of the relatively new additive manufacturing (AM) technologies in which the metal powder is melted in a vacuum environment...
Investigation of Plane Strain Fracture Toughness Properties of Selected Laser Melting fabricated AISI 316 stainless steel
28 Nov 2016 | Documents | Contributor(s): Samuel Ibekwe, Gokhan Dursun, Guoqiang Li
Plain strain fracture toughness properties of AISI 316 steel fabricated by Selective Laser Melting (SLM) will be investigated here with the objective of ultimate optimal SLM design of...
New MEAM potentials of Al, Ti, Ni, Ti-Al and Ni-Al systems for SLM-3D printing
28 Nov 2016 | Documents | Contributor(s): Shoutian Sun, miraz, Ramu Ramachandran, Collin Wick
Ab Initio Calculations of Transport in Titanium and Aluminum Mixtures
28 Nov 2016 | Documents | Contributor(s): Nicholas Walker, Ka-Ming Tam, Brian Novak, Dorel Moldovan, Mark Jarrell
In the search for materials suitable for additive manufacturing, knowledge of the thermophysical properties is very important but often difficult to access. Experiments measuring the diffusion and...
High Throughput Calculations of the Melting Temperature of Metals
28 Nov 2016 | Documents | Contributor(s): Mark Jarrell
Ka Ming Tam, Brian Novak, Nick Walker, Dorel Molovan, Mark Jarrell Metallic melting temperatures, viscosity and surface tension are critical to 3D printing applications. Conventional...
Experimental study of microscale reverse extrusion
28 Nov 2016 | Documents | Contributor(s): Bin Zhang
Micro-manufacturing technologies are of current industrial interest due to the trend of product miniaturization. Microscale metal forming has likewise attracted increasing attention....
DESIGN AND PERFORMANCE OF NOVEL LOW-PROFILE HEAT SINKS CREATED THROUGH ADDITIVE MANUFACTURING
28 Nov 2016 | Documents | Contributor(s): Pratik KC, Sangeet Shrestha, Adarsh Radadia, Leland Weiss, Arden Moore
NSF Impacts-style summary of the 3D printed heat sink work supported by CIMM.
CiMM Hub: A HUBzero Instance for CiMM
28 Nov 2016 | Documents | Contributor(s): Anthony Adam Agee, Ran Sun, Zilong Li, Tom C Bishop
At its core, a hub is a web site built with many familiar open source packages: the Linux operating system, an Apache web server, a MySQL database, PHP web scripting, and the Joomla content...
ALUMINUM-BASED 1D AND 2D MICRO FIN ARRAY STRUCTURES: HIGH THOUGHPUT FABRICATION AND PRELIMINARY HEAT TRANSFER TESTING
28 Nov 2016 | Documents | Contributor(s): Phillip Primeaux, Bin Zhang, Xiaoman Zhang, Jacob Miller, Wenjin Meng, Pratik KC, Arden Moore
This poster was presented at the 2016 RII CIMM Symposium.
Atomic Description of How to Maximize Ceramic-Metal Interfacial Strength
28 Nov 2016 | Documents | Contributor(s): Collin Wick
Collin Wick; Wen J Meng; Dorel Moldovan Ceramic coatings protect machine parts, such as gears and pistons, from wear, greatly extending their lifetimes. They often fail at the interface...
A comparative study of the 3d-metal oxide clusters (FeO)n, (CoO)n, and (NiO)n, (n = 1-10)
28 Nov 2016 | Publications | Contributor(s): Ramu Ramachandran, Gennady L. Gutsev, Kalayu G. Belay, K.V. Bozhenko, Levrenty G. Gutsev
Geometrical and electronic structures of the 3d-metal oxide clusters (FeO)n, (CoO)n, and (NiO)n are computed using density functional theory with generalized gradient approximation in the range of...
Electromagnetic Interference (EMI) Shielding Effectiveness of High Entropy AlCoCrFeNi Alloy
28 Nov 2016 | Documents | Contributor(s): Yi Zhang
High entropy alloys are demonstrated to be a new alloy field for the electromagnetic interference shielding material. As the typical high entropy alloy, both the large AlCoCrFeNi alloy...
Structure and Properties of Iron Oxide Clusters: from Fe6 to Fe6O20 and from Fe7 to Fe7O24
28 Nov 2016 | Publications | Contributor(s): Ramu Ramachandran, Gennady Gutsev, Kalayu G. Belay, Lavrenty G. Gutsev
Geometrical and electronic structures of the neutral and singly negatively charged Fe6On and Fe7Om clusters in the range of 1 ≤ n ≤ 20 and 1 ≤ m ≤ 24, respectively, are computed using...