Results 91 to 100 of about 255,795 (302)

Real‐Time Holographic Feedback via Mixed Reality Sensorized Laryngoscope Training System Enhances Pediatric Intubation Training

open access: yesAdvanced Robotics Research, EarlyView.
We proposed a Mixed Reality Sensorized Laryngoscope Training System to provide real‐time holographic torque feedback during pediatric endotracheal intubation simulation. Visualization formats are evaluated to reduce tracking error and visual demand.
Jiaqi Li   +5 more
wiley   +1 more source

Construction of a blow-up solution for a complex nonlinear heat equation.

open access: yes, 2015
We construct a solution to a complex nonlinear heat equation which blows up in nite time T only at one blow-up point. We also give a sharp description of its blow-up pro le.
Zaag, Hatem, Nouaili, Nejla
core   +1 more source

Blow-up with logarithmic nonlinearities

open access: yes, 2007
We study the asymptotic behaviour of nonnegative solutions of the nonlinear diffusion equation in the half-line with a nonlinear boundary condition,{ut=uxx−λ(u+1)logp(u+1),(x,t)∈R+×(0,T),−ux(0,t)=(u+1)logq(u+1)(0,t),t∈(0,T),u(x,0)=u0(x),x∈R+, with p,q,λ ...
Ferreira, Raúl   +9 more
core   +1 more source

Helix Alignment, Chevrons, and Edge Dislocations in Twist‐Bend Ferroelectric Nematics

open access: yesAdvanced Science, EarlyView.
The recently discovered twist‐bend ferroelectric nematic (NTBF) is the new member of the multiferroic family, representing a fluid with an oblique helicoidal (heliconical) periodic structure of spontaneous electric polarization. The work presents a thorough exploration of the material properties of this phase, how the periodic modulation of ...
Bijaya Basnet   +8 more
wiley   +1 more source

SMAD4 Palmitoylation Drives a Metabolic‐Transcriptional Circuit to Promote Tumorigenesis and Confers Radiosensitivity in Pancreatic Cancer

open access: yesAdvanced Science, EarlyView.
This study identifies palmitoylation as a novel regulatory modification of SMAD4, mediated by ZDHHC22/APT2. It activates fatty acid synthesis, creating a self‐reinforcing SMAD4–FASN–palmitate feedback loop that drives pancreatic cancer growth and enhances radiotherapy sensitivity.
Yang Wang   +16 more
wiley   +1 more source

Properties of a Parabolic System with Memory boundary Condition

open access: yes四川大学学报. 自然科学版, 2016
We study the blow-up for a parabolic system with a nonlinear memory boundary condition. By using the super-sub solution method and the integration technique, we obtain the complete classification for finite time blow-up and global existence.
LI Hui-fang, PANG Feng-qin, Wang Yu-Lan
doaj  

Singularity for the macroscopic production model with Chaplygin gas

open access: yesAdvances in Nonlinear Analysis
In this article, we investigate the formation of singularities in solutions of homogeneous and inhomogeneous systems for a macroscopic production model with Chaplygin gas using the method of characteristic decomposition.
Liu Xiaoli, Guo Lihui, Hu Yanbo
doaj   +1 more source

On the blow-up rate for fast blow-up solutions arising in an anisotropic crystalline motion

open access: yes, 2020
We consider the asymptotic behavior of motion of polygonal convex curves by crystalline curvature in the plane. There appear spontaneously two types of singularity: one is single point extinction and the other is degenerate pinching.
Shigetoshi Yazaki, Tetsuya Ishiwata
core  

Lymphoid‐Tissue‐on‐Chip Recapitulates Human Antibody Responses In Vitro

open access: yesAdvanced Science, EarlyView.
The presented lymphoid‐tissue‐on‐chip system allows culture of primary human tonsil cells at organotypic high density under perfusion for up to 4 weeks, emulates immune response to soluble vaccines and vaccination via peripheral antigen‐presenting cells and represents a useful tool to assess cellular interactions during homeostasis, immune responses ...
Claudia Teufel   +15 more
wiley   +1 more source

On Blow-up of Solutions for Quasilinear Degenerate Parabolic Equations

open access: yesPublications of the Research Institute for Mathematical Sciences, 1991
Let \(\Omega\) be a bounded domain in \(\mathbb{R}^ n\) with smooth boundary \(\partial\Omega\). In this paper the authors consider the parabolic initial-boundary value problem \[ (a(u))_ t= \Delta u+f(u) \qquad \text{in} \qquad \Omega\times (0,T), \] \[ Bu(x,t)=0 \quad \text{on} \quad \partial\Omega\times (0,T), \qquad u(x,0)= u_ 0(x) \quad \text{in} \
Imai, Takashi, Mochizuki, Kiyoshi
openaire   +3 more sources

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