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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Minimal time closed loop controller design for linear systems with bounded control amplitudes and rates using approximate functional expression
Relay control systems stability bound determination in nonphase variable form, assuming unknown system parameters
Complex matrix eigenvalues bound derivation by constructing integral equation with degenerate kernel
Linear feedback control system with quadratic penalty function, deriving lower bound on optimal performance for suboptimality evaluation
Polynomials with interval coefficients, presenting Newton Raphson algorithm for real roots error bounds
Numerical analysis of error bounds in digital computation of four parameters for strapdown inertial systems
Constructing normal modes for bounded systems from infinite dispersion relation roots for interpretation of plasma wave and instability studies on finite cylinders
Predicting characteristics of minimal total impulse solution of two-terminal, two-impulse orbital transfer problem by using bounding trajectories
Impulsively loaded rigid plastic continua deformation lower bounds calculation, considering beams and plates
Atomic system ground state energy upper bound, considering internuclear distances and removal of restriction for negative definite potential energy operator
Two algorithms for decoding beyond Bose- Chaudhuri-Hocquenhem bound
Two center bound polaron in rutile single crystal, studying dielectric behavior in applied magnetic field
Binary periodic convolutional codes with lower bound everywhere stronger than Wagner on definite decoding minimum distance
Attitude measurements of fractures bounding lunar rilles from systematic increase with height
Upper bound on error probability due to intersymbol interference for correlated and uncorrelated digital signals, presenting examples for data communication systems
Weakly singular integrals numerical compound quadrature error bound and convergence rate estimate by applying Peano theorem with modification for avoiding singularity
Suboptimal design of closed loop least upper bound fuel control for dynamic systems, minimizing fuel consumption on basis of fixed ultimate error
Time-bounded grammars and languages capable of simulation by Turing acceptors in automata theory