Results 61 to 70 of about 1,417,755 (341)

Raman‐based label‐free microscopic analysis of the pancreas in living zebrafish larvae

open access: yesFEBS Open Bio, EarlyView.
Forward stimulated Raman scattering (F‐SRS) and epi coherent anti‐Stokes Raman scattering (E‐CARS) allow label‐free discrimination of distinct subcellular structures in the pancreas of living zebrafish larvae. Given the straightforward applicability, we anticipate broad implementation of Raman microscopy in other organs and across various biomedical ...
Noura Faraj   +3 more
wiley   +1 more source

Path Planning Method for Wire-Based Additive Manufacturing Processes

open access: yesModelling
The relevance of creating specialized computer programs that convert a virtual 3D model of an object into machine code (G-code) for controlling the process of 3D printing products from wire raw materials is substantiated.
Alexey Shcherbakov   +5 more
doaj   +1 more source

Development of a New Computer Aided Manufacturing System for Variable Pitch Screws Fabrication [PDF]

open access: yes한국정밀공학회지, 2020
The study focused on the development of the CAM system restricted to the fabrication of variable pitch screws by using turning centers. To develop the dedicated CAM system at a low cost, open source programming language was used as much as possible.
Yuta Nabeta   +3 more
doaj   +1 more source

Contour parallel milling tool path generation for arbitrary pocket shape using a fast marching method [PDF]

open access: yes, 2018
Contour parallel tool paths are among the most widely used tool paths for planer milling operations. A number of exact as well as approximate methods are available for offsetting a closed boundary in order to generate a contour parallel tool path ...
Dhanik, Sandeep, Xirouchakis, Paul
core  

Downlink Small-cell Base Station Cooperation Strategy in Fractal Small-cell Networks

open access: yes, 2017
Coordinated multipoint (CoMP) communications are considered for the fifth-generation (5G) small-cell networks as a tool to improve the high data rates and the cell-edge throughput.
Bin, Fen   +3 more
core   +1 more source

Shoe last machining using virtual digitising [PDF]

open access: yes, 2001
Shoe lasts are the moulds used in the footwear industries in order to mount the shoe. Most of the machines used in the sector to make lasts are simply mechanical copiers.
Jimeno-Morenilla, Antonio   +2 more
core   +2 more sources

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Process design and tool path generation for end milling considering tool life

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing
In mass production, the tool life of cutting tools is generally controlled by the number of parts to be machined and the machining time, making it difficult to operate each tool to its full life.
Rei MATSUMURA   +2 more
doaj   +1 more source

Comparative study on path interval determinations in filleted end milling

open access: yesEngineering and Applied Science Research, 2022
This study provides several findings obtained from the comparisons of path interval determinations in filleted end milling with a tool inclination. CNC milling machine is one of the core technologies in practical manufacturing.
Tsutomu Sekine, Kyoko Kameya
doaj  

Cascaded half-harmonic generation of femtosecond frequency combs in mid-IR [PDF]

open access: yes, 2015
For the growing demand of frequency combs in mid-infrared (mid-IR), known as the "molecular fingerprint" region of the spectrum [1], down conversion of near-IR frequency combs through half- harmonic generation offers numerous benefits including high ...
Byer, Robert L.   +3 more
core   +1 more source

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