Zobrazeno 1 - 10
of 43
pro vyhledávání: '"Hans Herfurth"'
Publikováno v:
Journal of Power Sources. 210:327-338
Sizing electrodes is an important step during Lithium-ion battery manufacturing processes since poor cut edge affects battery performance significantly and sometime leads to fire hazard. Mechanical cutting could result in a poor cut quality with defe
Publikováno v:
Microsystem Technologies. 18:103-112
In this paper continuous laser welding of two dissimilar materials, aluminum and copper, was investigated. The aluminum and the copper utilized were Al3003-H14 and Cu110-H00, respectively. Two different sets of samples were laser welded; one in which
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications. 225:245-254
Finite element (FE) thermal/mechanical analysis of microscale laser joining of biocompatible materials, polyimide (PI) and nanoscale coating of titanium (Ti) on glass (Gl), is important for the long-term application of bio-implants and the applicatio
Publikováno v:
Applied Surface Science. 257:4749-4753
Thin film materials are widely used in the fabrication of semiconductor microelectronic devices. In thin film deposition, cleanliness of substrate surface have become critically important as over 50% of yield losses in integrated circuit fabrication
Autor:
Taslema Sultana, Rahul Patwa, Ronald J. Baird, Golam Newaz, Grigor L. Georgiev, Hans Herfurth, Gregory W. Auner
Publikováno v:
Thin Solid Films. 518:2632-2636
Electron beam evaporation (EB-PVD) and cathodic arc physical vapor deposition (CA-PVD) techniques were used for the preparation of titanium (Ti) thin films onto Pyrex borosilicate 7740 glass wafers and the deposited films were characterized by X-ray
Autor:
Golam Newaz, Ahsan Mian, Taslema Sultana, Greg Auner, Hans Herfurth, Daniel G. Georgiev, Reiner Witte
Publikováno v:
Journal of Biomedical Materials Research Part B: Applied Biomaterials. :614-620
The stability of the laser bonded titanium coated glass/polyimide microjoints were studied in vivo by implanting on a rat brain surface for 10 days. In the current state, the strength of the joints were measured by a specially designed instrument cal
Autor:
Ronald J. Baird, Rahul Patwa, Hans Herfurth, Gregory W. Auner, Erik F. McCullen, Golam Newaz, Grigor L. Georgiev
Publikováno v:
Applied Surface Science. 255:7078-7083
Teflon ® FEP (fluorinated ethylene propylene) is resistant to most chemical solvents, is heat sealable and has low moisture uptake, which make this polymer attractive as a packaging materials for electronics and implantable devices. Teflon ® FEP/Ti
Autor:
Taslema Sultana, Rahul Patwa, Golam Newaz, Gregory W. Auner, Grigor L. Georgiev, Hans Herfurth, Ronald J. Baird
Publikováno v:
Journal of Materials Science. 44:882-888
Kapton® FN and Teflon® FEP (fluorinated ethylene propylene) polymers are resistant to most chemical solvents, heat sealable, and have low moisture uptake, which make them attractive as packaging materials for electronics and implantable devices. Ka
Miniaturized Samples for Bond Strength and Hermetic Sealing Evaluation for Transmission Laser Joints
Publikováno v:
Journal of Laser Micro/Nanoengineering. 3:196-200
Transmission laser bonded titanium coated glass/polyimide miniature samples were tested to find out bond strength and hermeticity. Bond strength was evaluated using a miniature lap shear specimen and by developing a pressure test specimen. The joint
Publikováno v:
Journal of Materials Processing Technology. 186:37-44
Use of laser beam in high precision joining of two dissimilar materials has become a very useful technique. It has potential application in biomedical implants and their encapsulation process. In this research, a numerical method is developed using f