Results 21 to 30 of about 373 (125)

Experimental Study on the Ultraprecision Ductile Machinability of Single-Crystal Germanium [PDF]

open access: yes, 2004
Single-crystal germanium is an important infrared optical material. In the present work, single-point diamond turning experiments on single-crystal germanium (100), (110) and(111) planes were conducted in order to examine their ultraprecision machining ...
Kouki MAEKAWA   +7 more
core   +2 more sources

Identification of factors that dominate size effect in micro machining [PDF]

open access: yes, 2011
In micro-machining the so called "size effect" is identified as critical in defining process performance. Size effects refers to the phenomenon whereby the reduction of the undeformed chip thickness to levels below the cutting edge radius, or gain size ...
N. Driver   +5 more
core   +1 more source

Crystallographic effects in micro/nanomachining of single-crystal calcium fluoride [PDF]

open access: yes, 2004
Single-crystal calcium fluoride (CaF_2) is an excellent optical material in the infrared range and the ultraviolet range. It is an indispensable substrate material for the 193 and 157 nm wavelength laser optics for future large-scale semiconductor ...
Syoji, Katsuo   +5 more
core   +2 more sources

Liquid Metals in Radio Frequency Applications: A Review of Physics, Manufacturing, and Emerging Technologies

open access: yesAdvanced Electronic Materials, EarlyView.
This paper reviews the physics of liquid metals in RF devices, including the influence of mechanical strain on resonance as well as fabrication methods and strategies for designing tunable and strain‐tolerant inductors, capacitors, and antennas.
Md Saifur Rahman, William J. Scheideler
wiley   +1 more source

Curling Suppression by Adhesive Tape Enables Direct Processing of Thin Polymer Strips

open access: yesPolymer Engineering &Science, EarlyView.
Machining‐based approch for processing of polymer strip: A simple adhesive tape applied to the workpiece surface suppresses severe chip curling, enabling the single‐step production of flat, straight polymer strips. ABSTRACT Thin polymer strips and films are critical components in flexible electronics, packaging, and energy storage systems, yet their ...
Debapriya Pinaki Mohanty   +3 more
wiley   +1 more source

Steady‐State and Dynamic Behavior of Geometry‐Tunable Microfluidic Passive Flow Regulators

open access: yesSmall, EarlyView.
Passive microfluidic flow regulators exhibit geometry‐dependent dynamic behavior, where channel width governs the resistance–compliance interactions within the system. Narrow channels produce faster responses with higher bandwidth, while wider channels yield slower responses and stronger attenuation.
Huy Hoang Vu   +4 more
wiley   +1 more source

4D imaging of a porous carbonate rock under triaxial loading: quantitative correlation between local porosity and strain

open access: yesJournal of Synchrotron Radiation, EarlyView.
A 4D X‐ray computed tomography experimental campaign was carried out on a porous carbonate rock to investigate the link between initial porosity and deformation modes. This paper presents the experiment and the methods used to explore this relationship.The study of the mechanical behaviour of carbonate rocks has benefited from the evolution of ...
Catherine Doré-Ossipyan   +7 more
wiley   +1 more source

Analysis of Friction and Burr Formation in Slot Milling [PDF]

open access: yes, 2014
Burr formation is one of the most common and undesirable phenomenon occurring in machining operations that reduces assembly and machined part quality, and it should be avoided or at least reduced.
Niknam, Seyed Ali, Songmene, Victor
core   +1 more source

The nitty‐gritty of vascular permeability in cancer: targeting blood endothelium to control metastases

open access: yesBritish Journal of Pharmacology, EarlyView.
Blood vascular permeability is a hallmark of cancer and acts as an active driver of metastatic dissemination. Metastasis accounts for the vast majority of cancer deaths, yet most work has focussed on tumour‐intrinsic traits and angiogenesis, while the specific contribution of endothelial barrier regulation to intravasation and extravasation remains ...
Pierre Boucher   +6 more
wiley   +1 more source

Modeling of Dynamic Instability Via Segmented Cutting Coefficients and Chatter Onset Detection in High-Speed Micromilling of Ti6Al4V [PDF]

open access: yes, 2017
Miniature components with complex shape can be created by micromilling with excellent form and finish. However, for difficult-to-machine materials, such as Ti-alloys, failure of low-flexural stiffness microtools is a big limitation.
SINGH, KK, SINGH, R, KARTIK, V
core   +1 more source

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