Results 111 to 120 of about 197,559 (299)

An automated system for creep testing [PDF]

open access: yes
A completely automated data collection system was devised to measure, analyze, and graph creep versus time using a PC, a 16 channel multiplexed analog to digital converter, and low friction potentiometers to measure length.
Spiegel, F. Xavier, Weigman, Bernard J.
core   +1 more source

OCTAD-S: Digital Fast Fourier Transform Spectrometers by FPGA

open access: yes, 2017
We have developed a digital fast Fourier transform (FFT) spectrometer made of an analog-to-digital converter (ADC) and a field-programmable gate array (FPGA). The base instrument has independent ADC and FPGA modules, which allow us to implement different
Chikahiro, Yuichi   +7 more
core   +1 more source

Understanding the Effect of Resistance Temperature Detector Temperature Controllers on Microstructural Alignment in Magnetic Freeze Casting

open access: yesAdvanced Engineering Materials, EarlyView.
The effect of temperature controllers that are commonly used in freeze‐casting is investigated in this work. Temperature controllers are observed to generate a voltage in the slurry. Microstructural alignment and ultimate compressive strength data show this voltage to interfere with the ability to align the microstructure using magnetic fields ...
Maddie A. Schmitz, Steven E. Naleway
wiley   +1 more source

Discrete time control of a push-pull power converter [PDF]

open access: yes, 2018
The objective is the design of a discrete time controller in a push-pull power converter. The work figures out the issues related to the migration of the analog control to the digital one in power converters and both simulation and experimental results ...
Balcells Ortega, Jaume
core   +1 more source

Enabling Digital Continuity in Virtual Manufacturing for Eco‐Efficiency Assessment of Lightweight Structures by Means of a Domain‐Specific Structural Mechanics Language: Requirements, Idea and Proof of Concept

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a solver‐agnostic domain‐specific language (DSL) for computational structural mechanics that strengthens interoperability in virtual product development. Using a hierarchical data model, the DSL enables seamless exchange between diverse simulation tools and numerical methods.
Martin Rädel   +3 more
wiley   +1 more source

A Time-to-Voltage Converter With Miller-Impedance Technique for Single-Photon Arrival Time-to-Digital Conversions

open access: yesIEEE Open Journal of Circuits and Systems
A low-power time-to-voltage converter (TVC) is composed of a reconfigurable current-mode integrator and a capacitive voltage holder specifically for random sampling-and-averaging (RSA) time-to-digital conversions (TDC) in time-correlated single-photon ...
Ruoman Yang, Tzu-Chien Hsueh
doaj   +1 more source

HKROC: An integrated front-end ASIC to read out photomultiplier tubes for large neutrino experiments [PDF]

open access: yesEPJ Web of Conferences
The HKROC ASIC was originally designed to read out the photomultiplier tubes (PMTs) for the Hyper-Kamiokande (HK) experiment. HKROC is a very innovative ASIC capable to read out a large number of channels satisfying stringent requirements in terms of ...
Dulucq Frederic   +17 more
doaj   +1 more source

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