Results 21 to 30 of about 240,178 (219)

Surface Roughness Prediction Using Circular Interpolation Based on Artificial Neural Network in Milling Operation [PDF]

open access: yesEngineering and Technology Journal, 2016
This paper presents a method togenerate tool path and get G-codes for complex shapes depending on mathematical equations without using the package programs that use linear interpolation.
Maan Aabid Tawfiq   +2 more
doaj   +1 more source

Effects of Tool Plunging Path on the Welded Joint Properties of Pinless Friction Stir Spot Welding

open access: yesLubricants, 2023
Four tool plunging paths including a one-time plunging path and three step-by-step plunging paths were designed to study the effects of the tool plunging path on the welded joint properties of pinless friction stir spot welding (PFSSW).
Xiaole Ge   +3 more
doaj   +1 more source

Patient therapy outcome modeling in cancer organoids is improved by cancer‐associated fibroblasts and organoid assembly convolution

open access: yesMolecular Oncology, EarlyView.
Patient‐derived organoids (PDOs) from pancreatic, colorectal, and gastric cancers were used to evaluate standard and experimental therapies. Incorporating cancer‐associated fibroblasts (CAFs) into organoid cultures improved patient therapy outcome prediction.
Marcin Grochowski   +12 more
wiley   +1 more source

Influence of motion error of feed drive systems onto machined surface generated by ball end mill

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2014
Although glitches due to motion error of the feed drive systems are typically observed on the machined surface, the relationships between the motion error and glitches are not investigated up to now.
Yuki SATO, Ryuta SATO, Keiichi SHIRASE
doaj   +1 more source

Tool Path Optimization for Complex Cavity Milling Based on Reinforcement Learning Approach

open access: yesIEEE Access, 2023
In the machining of parts, tool paths for complex cavity milling often have different generation options, as opposed to simple machining features. The different tool path generation options influence the machining time and cost of the part during the ...
Yi Wan, Wei Xu, Tian-Yu Zuo
doaj   +1 more source

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

Automatic Tool Path Generation for Parametric Surfaces [PDF]

open access: yesEngineering and Technology Journal, 2019
A tool path generation algorithm has been proposed and implemented in the presented work. The aim of the development of tool path algorithm is to machine parametric surface with a given tolerance and scallop height.
Tahseen Abbas, Sara Shawi
doaj   +1 more source

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

Block Overlap Based CNC Interpolator with Variable Time Constant [PDF]

open access: yes한국정밀공학회지
This paper proposed a CNC interpolator based on block overlap, capable of changing acceleration and deceleration time constants during continuous machining. The time constant can be set individually for each block through G-code commands.
Chan-Young Lee   +3 more
doaj   +1 more source

Analysing the significance of small conformational changes and low occupancy states in serial crystallographic data

open access: yesFEBS Open Bio, EarlyView.
This protocol paper outlines methods to establish the success of a time‐resolved serial crystallographic experiment, by means of statistical analysis of timepoint data in reciprocal space and models in real space. We show how to amplify the signal from excited states to visualise structural changes in successful experiments.
Jake Hill   +4 more
wiley   +1 more source

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