Results 301 to 310 of about 3,570,033 (364)

Cr3+‐Activated Tunable Near‐Infrared Mechanoluminescence Materials for Potential Water Pollutant Monitoring

open access: yesAdvanced Functional Materials, EarlyView.
Four kinds of magnetite type NIR‐ML materials are synthesized by high‐temperature solid‐state reaction method. The continuous spectral tuning from a sharp R line (698 nm) to a broadband range (650–1000 nm) is realized based on composite engineering, concentration engineering, and lattice engineering strategies.
Xuesong Wang   +10 more
wiley   +1 more source

Rigidity of Symmetric Frameworks on the Cylinder. [PDF]

open access: yesDiscrete Comput Geom
Nixon A, Schulze B, Wall J.
europepmc   +1 more source

Achieving Temperature-Insensitive High Piezoelectricity by Reentrant Relaxor Transition. [PDF]

open access: yesAdv Sci (Weinh)
Yang Y   +10 more
europepmc   +1 more source

A complexity transition in displaced Gaussian Boson sampling. [PDF]

open access: yesnpj Quantum Inf
Li Z   +4 more
europepmc   +1 more source

Decomposition of a symmetric matrix

Numerische Mathematik, 1976
An algorithm is presented to compute a triangular factorization and the inertia of a symmetric matrix. The algorithm is stable even when the matrix is not positive definite and is as fast as Cholesky. Programs for solving associated systems of linear equations are included.
J. Bunch, L. Kaufman, B. Parlett
semanticscholar   +3 more sources

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