Results 101 to 110 of about 369,315 (311)

Ion kinetic energy spectroscopy of the doubly-charged ion of carbon monoxide

open access: yes, 1984
Spontaneous and collision-induced dissociation processes of C02+ ions, formed by electron impact, have been studied in a double-focusing mass spectrometer using techniques of ion kinetic energy spectroscopy.
Boyd, Robert K, Curtis, Jonathan M.
core   +1 more source

Properties of the free energy barriers for folding of the [alpha]-amylase inhibitor tendamistat [PDF]

open access: yes, 2005
The goal of this work was to improve our understanding of the properties of the free energy barriers in protein folding. We used the small all-[beta]-sheet protein tendamistat as a model protein. Tendamistat contains two disulfide bridges and folds and
Schätzle, Manuela
core   +1 more source

Rafting of Ni‐Based Superalloys Under Multiaxial Load as Understood by Phase‐Field Simulations and Critical Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
Phase‐field simulations coupled with dislocation‐density‐based crystal plasticity modeling reproduce γ′ rafting behavior in single‐crystal Ni‐based superalloys under varied loading conditions. The model captures both macroscopic creep and microscopic morphology evolution, with results matching high‐temperature creep experiments.
Micheal Younan   +5 more
wiley   +1 more source

Demo 16-05 Equipartition of Energy Simulation

open access: yes, 2001
This demonstration uses two sizes of small metal balls to simulate gases of various molecular weight. Because all balls develop the same average kinetic energy, the smaller balls move at a higher average speed, as can be seen using the apparatus of ...

core  

Kinetic Exploration of Nanoscale Polymorphs through Interface Energy Adjustment

open access: yes
Traditionally, the study of polymorphism has relied on thermodynamics and mass-averaged measurements. This work introduces a novel approach by combining kinetic analysis and statistical mechanics with electron microscopic imaging to observe phase ...
Eiichi, Nakamura   +2 more
core   +1 more source

Time‐Dependent Oxidation and Scale Evolution of a Wrought Co/Ni‐Based Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study shows how a new wrought Co/Ni‐based superalloy resists oxidation at 800 ∘$^\circ$C. The oxide scale changes from rough, fast‐growing spinel to a dense, protective chromia–alumina layer. Atom probe analysis reveals tiny refractory‐rich bubbles at the interface that mark the transition to long‐term, diffusion‐controlled protection ...
Cameron Crabb   +6 more
wiley   +1 more source

The Impact of Horizontal Resolution on Energy Transfers in Global Ocean Models

open access: yesFluids, 2017
The ocean is a turbulent fluid with processes acting on a variety of spatio-temporal scales. The estimates of energy fluxes between length scales allows us to understand how the mean flow is maintained as well as how mesoscale eddies are formed and ...
Joakim Kjellsson, Laure Zanna
doaj   +1 more source

運動エネルギーの観点から見た2周期歩容の性能と最適性 [PDF]

open access: yes, 2010
This paper investigates the efficiency of a 2-period limit-cycle gait from the kinetic energy viewpoint. First, we formulate a steady 2-period gait by using simple recurrence formulas for the kinetic energy of an asymmetric rimless wheel.
浅野, 文彦
core  

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Self-Powered Kinetic Energy Harvesters for Seek-Induced Vibrations in Hard Disk Drives

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2010
Energy harvesters with battery charging circuitry, which collect wasted kinetic energy from a magnetic disk drive's rotary actuator seek operations and flexible cable vibrations, are proposed, prototyped and presented in this paper.
Jen-Yuan (James) CHANG, Mike GUTIERREZ
doaj   +1 more source

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