Researchers at Carnegie Mellon University and Intel have developed a new class of materials called solder magnetic nanocomposites that could help improve the process of electronic packaging.
The Carnegie Mellon research team, led by Prof Michael McHenry in collaboration with Intel senior packaging materials engineer Raja Swaminathan, devised the RF heating technique for solder magnetic nanoparticle (MNP) composites that can sufficiently heat solders to cause reflow without placing computer chips in conventional ovens.
At present, techniques for making computer chips during the electronic packaging process involve use of hot-air convection or the use of infrared ovens.
.Because heating the chips in these ovens requires significant energy costs and also poses the risk of chip warpage, Prof McHenry’s team worked collaboratively with Intel’s Swaminathan to develop a system that could use radio frequency coils to heat specially designed magnetic particles that are mixed with solder pastes.
‘By varying the concentration and composition of these magnetic particles we can control the time it takes to heat them, which ultimately helps improve the speed of processing them and potentially lowers the cost,’ said Prof McHenry.
‘Though we have a long way to go in implementing a locally melting solder in actual applications, the concept of local heating opens up many opportunities,’ said Swaminathan.
Research funding for the project came from a number of sources, including chip-making giant Intel and the US National Science Foundation.
http://www.theengineer.co.uk/news/solder-magnetic-materials/1000614.article
Nanocomposite /http://www.howjsay.com/index.php?word=nanocomposite/ noun 1.Any composite material one or more of whose components is some form of nanoparticle; more often consists of carbon nanotubes embedded in a polymer matrix
Solder /ˈsä-dər/ noun : a metal or metallic alloy used when melted to join metallic surfaces; especially : an alloy of lead and tin so used.
Warpage:/Warp·age/ The act of warping
http://www.answers.com/topic/warpage
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Researchers at Carnegie Mellon University and Intel have developed a new class of materials.
Nouns: Researchers, Carnegie Mellon University, Intel, class, materials
Adjetives: New
Preposition: At,
conjunction: And,
Verb: have (as an auxiliary verb ), developed
Solder magnetic nanocomposites that could help improve the process of electronic packaging.
Nouns: Solder magnetic nanocomposites ,process, electronic, class, materials
pronoun: that
Verb: could, help, improve, packaging
At present, techniques for making computer chips during the electronic packaging process involve use of hot-air convection or the use of infrared ovens
Nouns: present, techniques, computer, chips, during, electronic, process, involve, hot-air convection, infrared ovens
Adjetives: New
Preposition: At,
conjunction: And,
Verb: making, packaging use
lunes, 1 de febrero de 2010
lunes, 18 de enero de 2010
Rebloggin
hi folks i´m back at bloggin after a forced suspecion due to illness but now i´m back and i´m stronger than ever :D
for the new ones here is a lil´ bit about me :
I´m 20 years old, my birthday is april 24 i enjoy videogames, comics, sci-fi, philosophy, phisics, math, robotics, movies, music and last but not least EATING XD
i´m studying electronical ingeneerin at urbe, i´m on my 7° trimester, i´m also a member of Saber Electronica URBE and Venspace
I dislike Chiken, most vegtabels, most regeton and vallenato, close minded people, not having money :P, and doing to much nothing
i have many dreams the bigger one being to create and desing medical nanorobots and the smaller one being to graduate from urbe :D
i think english is a necesary tool for all engineers due to the amount of information that is in that lenguage and well... to comunicate whenever we may go...
for the new ones here is a lil´ bit about me :
I´m 20 years old, my birthday is april 24 i enjoy videogames, comics, sci-fi, philosophy, phisics, math, robotics, movies, music and last but not least EATING XD
i´m studying electronical ingeneerin at urbe, i´m on my 7° trimester, i´m also a member of Saber Electronica URBE and Venspace
I dislike Chiken, most vegtabels, most regeton and vallenato, close minded people, not having money :P, and doing to much nothing
i have many dreams the bigger one being to create and desing medical nanorobots and the smaller one being to graduate from urbe :D
i think english is a necesary tool for all engineers due to the amount of information that is in that lenguage and well... to comunicate whenever we may go...
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lunes, 7 de septiembre de 2009
Electronics Engineering, [1] also referred to as Electronic Engineering[2][3] is an engineering discipline which uses the scientific knowledge of the behavior and effects of electrons to develop components, devices, systems, or equipment (as in electron tubes, transistors, integrated circuits, and printed circuit boards) that uses electrictity as part of its driving force. Both terms denote a broad engineering field that encompasses many subfields including those that deal with power, instrumentation engineering, telecommunications, and semiconductor circuit design amongst many others.[4]
The term also covers a large part of electrical engineering degree courses as studied at most European universities. In the U.S., however, electrical engineering implies all the wide electrical disciplines including electronics. The Institute of Electrical and Electronics Engineers is one of the most important and influential organizations for electronic engineers. Indian universities have separate department for "Electronics Engineering".
So that´s my carrer, my passion, and hobby
Keep rocking and stay safe
http://www.answers.com/topic/electronic-engineering
The term also covers a large part of electrical engineering degree courses as studied at most European universities. In the U.S., however, electrical engineering implies all the wide electrical disciplines including electronics. The Institute of Electrical and Electronics Engineers is one of the most important and influential organizations for electronic engineers. Indian universities have separate department for "Electronics Engineering".
So that´s my carrer, my passion, and hobby
Keep rocking and stay safe
http://www.answers.com/topic/electronic-engineering
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domingo, 6 de septiembre de 2009
task 0
Hello, my name is Carlos Gonzalez. I’m from Maracaibo. I live in La Rosaleda, I’m 20 years old and I study engineering at URBE. My favorite subjects are Science, comics and video games. This trimester, I am taking 6 classes and I am in the 7th trimester. I’m General Director of a non-profit civil organization name Venspace and we are participating in a worldwide space competition here is the link for thouse of you who may be interested: http://www.venspace.org. I´m also vice president of Se URBE for this year. My dream is to be able to design and construct nanobots that allow us to do anything we can dream
Name | Her name’s Mariguel Ramirez, She’s from Maracaibo Venezuela. She’s a student from Urbe. She’s 25years old. She lives in La Victoria |
Likes | He likes to watch movies and to play poker online.She loves to travel, the snow |
dislikes | She hate eat out. She he can’t stand lies |
dreams | Her dream is to have twins. |
About English: | She thinks English is a way to comunicate with new people |
so this is my introduction, all you need to know for now folks
Kee rocking and stay safe XD
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jueves, 3 de septiembre de 2009
lunes, 31 de agosto de 2009
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