Results 41 to 50 of about 443,795 (288)

Geometric Error Modeling of a Super-size Floor Type Boring Machine [PDF]

open access: yes, 2012
Volumetric error analysis of a super-size floor type boring machine is conducted through geometric error modeling of the machine tool. Thermal deformation errors of the joint and shape elements are included in the model.
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core  

Multi-mode states in decoy-based quantum key distribution protocols

open access: yes, 2009
Every security analysis of quantum key distribution (QKD) relies on a faithful modeling of the employed quantum states. Many photon sources, like for instance a parametric down conversion (PDC) source, require a multi-mode description, but are usually ...
Helwig, Wolfram   +2 more
core   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Dynamic modeling for spindle thermal error in machine tools under time-varying rotational speeds and cooling states

open access: yesCase Studies in Thermal Engineering
To accurately predict and compensate for spindle thermal error under time-varying rotational speeds and cooling states, this paper proposes a novel dynamic thermal error modeling method characterized by a dual-attention-enhanced parallel branch ...
Ji Peng   +8 more
doaj   +1 more source

Determination of Core Losses Using an Inverse Modeling Technique

open access: yesIEEE Access, 2022
This paper presents an inverse thermal modeling technique to determine the core losses from the temperature rise inside the transformer core. For this purpose, initially, a customized printed circuit board (PCB) with thermal sensors is used to measure ...
Osaruyi Osemwinyen   +5 more
doaj   +1 more source

Infrared laser sampling of low volumes combined with shotgun lipidomics reveals lipid markers in palatine tonsil carcinoma

open access: yesMolecular Oncology, EarlyView.
Nanosecond infrared laser (NIRL) low‐volume sampling combined with shotgun lipidomics uncovers distinct lipidome alterations in oropharyngeal squamous cell carcinoma (OPSCC) of the palatine tonsil. Several lipid species consistently differentiate tumor from healthy tissue, highlighting their potential as diagnostic markers.
Leonard Kerkhoff   +11 more
wiley   +1 more source

Thermal Error Modelling of the Spindle Using Neurofuzzy Systems [PDF]

open access: yesMathematical Problems in Engineering, 2016
This paper proposes a new combined model to predict the spindle deformation, which combines the grey models and the ANFIS (adaptive neurofuzzy inference system) model. The grey models are used to preprocess the original data, and the ANFIS model is used to adjust the combined model.
Jingan Feng   +3 more
openaire   +1 more source

Error control for the FEM approximation of an upscaled thermo-diffusion system with Smoluchowski interactions [PDF]

open access: yes, 2014
We analyze a coupled system of evolution equations that describes the effect of thermal gradients on the motion and deposition of $N$ populations of colloidal species diffusing and interacting together through Smoluchowski production terms. This class of
Krehel, Oleh, Muntean, Adrian
core   +2 more sources

Temperature Regulation in Multicore Processors Using Adjustable-Gain Integral Controllers

open access: yes, 2015
This paper considers the problem of temperature regulation in multicore processors by dynamic voltage-frequency scaling. We propose a feedback law that is based on an integral controller with adjustable gain, designed for fast tracking convergence in the
Rao, Karthik   +3 more
core   +1 more source

A novel haptic model and environment for maxillofacial surgical operation planning and manipulation [PDF]

open access: yes, 2012
This paper presents a practical method and a new haptic model to support manipulations of bones and their segments during the planning of a surgical operation in a virtual environment using a haptic interface. To perform an effective dental surgery it is
Arnez, Victor   +7 more
core   +1 more source

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