Results 141 to 150 of about 30,322 (273)

Fock space resolutions of the Virasoro highest weight modules with c $\leq$ 1

open access: yes, 1991
We extend Felder's construction of Fock space resolutions for the Virasoro minimal models to all irreducible modules with $c\leq 1$. In particular, we provide resolutions for the representations corresponding to the boundary and exterior of the Kac ...
McCarthy, James G.   +2 more
core   +1 more source

Hypoplastic Model for Unsaturated Soils With Degree of Saturation Dependent Stiffness

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, EarlyView.
ABSTRACT This paper presents an enhanced hydro‐mechanically coupled hypoplastic constitutive model for unsaturated soils, developed by extending an existing framework, with particular emphasis on improving the stiffness formulation to better capture the influence of the degree of saturation. The existing framework links Bishop's effective stress to the
Shanujah Mathuranayagam   +3 more
wiley   +1 more source

The Nuclear Matter Symmetry Energy at $0.03\leq \rho/\rho_0\leq 0.2$

open access: yes, 2011
Comment: 6 pages, 6 ...
Wada, R.   +28 more
openaire   +1 more source

Structural Changes Accompanying the Low-Temperature Annealing of $YBa_2Cu_3O_{7-\delta} (0.3 \leq \delta \leq 0.4)$: Transformation of the 123 Phase to a 124-Type Structure

open access: yes, 1993
Superconducting $YBa_2Cu_3O_{7-\delta} (0.3 \leq \delta \leq 0.4)$ compositions seem to transform to a metastable $YBa_2Cu_4O_8$ (124)-like phase with a c parameter of 27.2 Å on annealing at 473 K for a few ...
Rao, CNR, Nagarajan, R
core  

Weibull Variational Autoencoder for Remaining Useful Life Prediction

open access: yesQuality and Reliability Engineering International, EarlyView.
ABSTRACT Remaining useful life (RUL) prediction is a critical technology for preventing unexpected failures and reducing maintenance costs in modern industrial systems. However, traditional model‐based approaches are limited by the need for explicit mathematical modeling of degradation mechanisms, while data‐driven methods often require large‐scale ...
JunWoo Yu   +4 more
wiley   +1 more source

INFRARED SPECTROSCOPY OF LARGE-SIZED PHENOL-WATER CLUSTERS PhOH-(H$_2$O)$_n$ ( 10 $\leq$ n $\leq$ 50)

open access: yes, 2010
Author Institution: Department of Chemistry, Graduate School of Science, Tohoku University, Sendai 980-8578,JapanWe report infrared spectra of moderately size-selected phenol-(H$_2$O)$_{n-1}$ (~10 $\leq$ n $\leq$ ~50), which have essentially the same ...
Mizuse, Kenta   +2 more
core   +1 more source

A Novel Approach to Energy Management in Electric Steelworks

open access: yessteel research international, EarlyView.
Feed‐forward neural networks are exploited to estimate electric energy consumptions of the electric arc furnace and ladle furnace processes. The models are used to optimize production schedule so that more energy intensive grades are produced when the cost of energy is lower.
Valentina Colla   +12 more
wiley   +1 more source

Thermodynamics and Kinetics of Ammonia‐Based Reduction of Natural Hematite

open access: yessteel research international, EarlyView.
Ammonia is investigated as a carbon‐free hydrogen carrier for reducing natural hematite into metallic iron. Higher temperature and smaller particle size promote faster reduction, while ammonia dissociation generates hydrogen that indirectly drives the reduction reaction. At 850 °C, high reduction degrees and porous metallic iron structures are achieved,
Medard Turyasingura   +4 more
wiley   +1 more source

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