Results 11 to 20 of about 8,885 (258)
Characteristic of fixed abrasive polishing for KDP in an anhydrous environment
High grade optical components are rapidly being employed in a wide range of applications due to their great performance. Among these, KDP (potassium dihydrogen phosphate) is the preferred choice for frequency doubling components because to its large non-linear optical technique and high laser damage threshold. In this research, KDP is treated employing
Yuan, Qian +3 more
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Fixed Abrasive Polishing in an Anhydrous Environment: A Material Removal Model for Fused Silica
Due to the prevalent randomness and uncertainties associated with traditional loose polishing, fixed abrasive polishing in an anhydrous environment has been chosen as a new polishing method. In this paper, cerium oxide is the main component for polishing
Yuan Qian +3 more
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Polishing characteristics of micron particles aggregated by nanosilica
Colloidal silica slurry has been widely used in mirror finishing of various microelectronic materials, including Si wafer. However, in the last decade, there has been a tendency to replace the polishing slurry with fixed-abrasive pads because of ...
Qi GAO, Yasuhiro TANI, Gang DONG
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Sapphire is one of the most widely used electronic substrate materials in the industry. The manufacturing process of sapphire and such hard and brittle materials is extremely time and energy consuming because of their superior material properties in ...
Lei Guo +5 more
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Mechanism and Motion of Semifixed Abrasive Grit for Wire-Saw Slicing
The currently dominant method in the production of wafers is to use slurry wire-saw slicing. This paper reports a new wire-saw slicing technology, namely, semifixed abrasive wire-saw slicing.
Chunyan Yao, Wei Peng, Siyuan Chen
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CONSTRUCTION OF SLURRY JET EROSION TESTER AND THE EFFECT OF PARTICLE SIZE ON SLURRY EROSION
A Jet erosion tester is designed and used to study the relative erosion behavior of high chromium white cast iron (ASTM 532A) at specific concentration of silica sand as an abrasive material, 45° impact angle and two size of abrasive particles.
Israa F. Yousif, Ali H. Ataiwi
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Effect of abrasive size and matrix hardness on fixed abrasive polishing of YAG crystal
Yttrium aluminum garnet (YAG) is a kind of hard-brittle and difficult-to-machine material with wide application. Its polishing process is complicated and inefficient.
MING Shun +5 more
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Improvement of wear resistance of aluminum alloy by HVOF method
This work is devoted to establishing the effect of High Velocity Oxygen-Fuel (HVOF) method for spraying coatings with vanadium carbide (VC) (as an alternative to galvanic chromium plating) on the wear resistance of obtained coatings in friction ...
V. Hutsaylyuk +7 more
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Fixed-Abrasive Grinding of Brittle Hard Disk Substrates
Abstract A manufacturing challenge resulting from the introduction of alternative hard disk substrates is described. There is a need to generate smooth, flat surfaces without subsurface damage on hard, brittle materials. Ductile-regime grinding techniques have been applied to machine ceramic substrates to an optical finish on a specially
Thomas G. Bifano, Paul A. Bierden
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Path planning for blade polishing with fixed abrasive tool base on robotic platform
The 6R robotic and the fixed abrasive polishing technology were combined to develop a robotic-based fixed abrasive polishing system.The constant chord-height error method and the improved constant residual-height method were used for planning blade ...
LIU Jidong, XU Chengyu, ZHU Yongwei
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