Results 61 to 70 of about 1,258,536 (319)

Invariant analysis and explicit solutions of the time fractional nonlinear perturbed Burgers equation

open access: yes, 2015
The Lie group analysis method is performed for the nonlinear perturbed Burgers equation and the time fractional nonlinear perturbed Burgers equation. All of the point symmetries of the equations are constructed.
Wang, Gangwei, Xu, Tianzhou
core   +1 more source

9-DOF IMU-Based Attitude and Heading Estimation Using an Extended Kalman Filter with Bias Consideration

open access: yesSensors, 2022
The attitude and heading reference system (AHRS) is an important concept in the area of navigation, image stabilization, and object detection and tracking.
Sajjad Boorghan Farahan   +3 more
doaj   +1 more source

Pharmacological inhibition of the PERK pathway modulates hepatocellular carcinoma growth and immune signaling

open access: yesFEBS Open Bio, EarlyView.
Pharmacological inhibition of PERK in a DEN‐induced mouse model of liver cancer does not reduce tumor burden but alters cellular stress signaling. Despite blocking PERK activity, downstream stress responses, including CHOP expression, remain active, suggesting compensatory mechanisms within the unfolded protein response that may influence tumor ...
Ada Lerma‐Clavero   +5 more
wiley   +1 more source

On the Practical Output Feedback Stabilization for Nonlinear Uncertain Systems

open access: yes, 2009
In this paper, we treat the problem of output feedback stabilization of nonlinear uncertain systems. We propose an output feedback controller that guarantees global uniform practical stability of the closed loop ...
Benabdallah, A.
core   +1 more source

Multi-μJ 12 μm Femtosecond GaSe-based OPCPA at 1 kHz Repetition Rate [PDF]

open access: yesEPJ Web of Conferences, 2022
Fuertjes Pia   +4 more
doaj   +1 more source

Influence of Nonlinear Characteristics of Planetary Flywheel Inerter Actuator on Vehicle Active Suspension Performance

open access: yesActuators, 2023
The planetary flywheel can significantly reduce the weight of the flywheel, allowing the inerter to be lightweight. When a planetary flywheel ball screw inerter-based active actuator is used in a vehicle suspension system, the nonlinear features of the ...
Zheng Ge   +3 more
doaj   +1 more source

A Class of Nonlinear Schrödinger Equations with Concentrated Nonlinearity

open access: yesJournal of Functional Analysis, 2001
The authors of this interesting paper consider the one-dimensional nonlinear Schrödinger equation with a nonlinearity concentrated in a finite number of points. The Schrödinger equation has the form: \[ i(\partial /\partial t)\psi (t)=-\triangle \psi (t)+\sum_{j=1}^n\alpha _j(t)\delta _{y_j}\psi (t), \quad \psi (0)=\psi _0, \] where \(\delta _{y_j ...
Adami, Riccardo, Teta, Alessandro
openaire   +3 more sources

Directed evolution of enzymes at the crossroads of tradition and innovation

open access: yesFEBS Open Bio, EarlyView.
An iterative cycle of data‐driven enzyme optimization comprising four stages: genetic diversification of a template enzyme, expression of protein variants, high‐throughput evaluation, and machine‐learning‐guided redesign of the next variant library.
Maria Tomkova   +2 more
wiley   +1 more source

Eigenvalue problem for nonlinear elastic beam equation of fractional order

open access: yes, 2017
In this study, under some suitable assumptions, we determine an explicit eigenvalue interval for the existence of positive solution of singular fractional-order nonlinear elastic beam equation with bending term.
Khodabakhshi, Neda   +1 more
core   +1 more source

Long‐Term Follow‐Up of Chemotherapy‐Associated Biological Aging in Women With Early Breast Cancer

open access: yesAging and Cancer, EarlyView.
Women threated with adjuvant chemotherapy for early breast cancer have sustained long‐term increase in p16INK4a,, a robust marker of cell senescence, suggesting a chemotherapy‐associated age acceleration. p16INK4a as well as other biomarkers may identify patients at greatest risk for senescence‐related diseases of aging.
Hyman B. Muss   +12 more
wiley   +1 more source

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