LiNi0.5Co0.2Mn0.3O2 positive electrode materials of lithium ion battery can release a discharge capacity larger than 200 mAh/g at high potential (>4.30 V). However, its inevitable fading, which is greatly related to the structural evolution, reduces cycling performance. The origin this fading investigated by coupled in situ XRD-PITT-EIS. A new phase NiMn2O4 discovered on surface upon charging voltage, blocks Li+ diffusion pathways. Theoretical calculations predict formation cubic NiMn2O4....

In Li_1.2Ni_0.12Co_0.15Mn_0.53O₂ oxide, four lines of lattice fringe from O3 rhombohedral phase are squeezed into two spinel cubic at 4.70 V charged state under the effect microstress.

Abstract Pressure sensing is a fundamental aspect of industrial production where precise measurement pressure in real time essential. In this paper, we propose surface acoustic wave (SAW) sensor based on 4-inch 128° Y-X-cut silicon-based single-crystal LiNbO3 film. Resonant frequency was measured as 91.66575 MHz at atmospheric pressure. The devices were capable high sensitivity 1027.32 ppm/MPa 100 ℃ with linear behavior over the 0-100 kPa. And using XGBoost (eXtreme Gradient Boosting) to...

This study explores the role of psychological health, biological markers, and quality life (QoL) in influencing thriving - defined as resilience enhanced well-being among adolescent young adult (AYA) cancer patients. A total 148 AYA patients were assessed for health indicators (anxiety, depression, character strengths), physiological markers (cortisol awakening response [CAR], melatonin), QoL. Thriving levels evaluated using ordinary least squares regression quantile to identify predictors...

LiNbO 3 is used to prepare a piezoelectric pressure sensor and its sensitivity significantly improved via heterogeneous integration.

It is a great challenge to detect in-situ high-frequency vibration signals for extreme environment applications. A highly sensitive and robust sensor desired. Among the many piezoelectric materials, single-crystal lithium niobate (LiNbO3) could be good candidate meet demand. In this work, novel type of micro-electro-mechanical system (MEMS) based on single crystalline LiNbO3 thin film demonstrated. Firstly, four-cantilever-beam MEMS was designed optimized with parametric method. The...

Cracks on the surface of a wind turbine blade (WTB) can be sign current or future damage to underlying structure depending severity cracks. We investigated new method for automatically detecting cracks based image processing techniques. The was evaluated by varying crack parameters and our parameters. Identifying quantifying as small hair thickness is possible with this technique. Orientation did not affect results. effects uneven background illumination (present in images captured on-tower)...

A new image processing technique was investigated to assess its ability detect surface flaws on an on-tower wind turbine blade (WTB). The method tested by varying the parameters of as well method. It found that detecting and quantifying cracks small hair thickness with computer-based optical inspection is feasible orientation a crack not sensitive so camera does need be set up at specific angle cracks. also uneven background illumination significantly reduced optimizing threshold value using...

Introduces the design and implementation of a pig farm environmental parameters monitoring system based on wireless sensor networks. It use networks ZigBee, embedded platform technology LAN communication. For product environment farm, Real-time access on-site as temperature humidity, publish them by WEB. alarm if exceed threshold, could be control automatically or manually remote computer. This can also used other occasions such crop cultivation, livestock production.

In multi-label learning, each object belongs to multiple class labels simultaneously. the data explosion age, size of is often huge, i.e., large number instances, features and labels. The high dimension both feature label spaces has posed great challenges learning problems, e.g., time memory costs. this paper, we propose a new framework for with features, Multi-Label Learning via Feature Label Space Dimension Reduction, namely MLL-FLSDR. Specifically, space are reduced low dimensional...

Aiming at the advantages of traditional network management in SNMP, combined with characteristics wireless sensor itself. A method based on SNMP is gived. That abstracted as a virtual device managed node, to achieve this from system level. Integrated configuration, operations and maintenance functionality way. Adapting technology bases protocol 802.15.4/ZigBee Embedded System, ZigBee designed realized. Described composing system, working principle function each parts.

This page introduces Network Pig Raising system based on ASP.NET and Ajax technology, which is designed by three-tier architecture. By analysis, the Writer design a process of System dictionary, basis they implement access, business logic user-level layers.

Increasing the quantum information processing power with limited number of hosts is vital for achieving advantage. Here we propose a novel scheme that achieves scalable n-ion-2n-qubit processor utilizing four internal levels each ion, and experimentally implement 1-ion-2-qubit universal using valence electron spin nuclear single 171Yb+ ion. Fidelities single-qubit two-qubit gates are around 0.98 obtained by process tomography. Additionally, Grover's algorithm implemented successful rate...

The volume of data moving through a network increases with new scientific experiments and simulations. Network bandwidth requirements also increase proportionally to deliver within certain time frame. We observe that significant portion the popular dataset is transferred multiple times different users as well same user for various reasons. In-network caching shared has shown reduce redundant transfers consequently save traffic volume. In addition, overall application performance expected...

Multi-label learning deals with the problem that each instance is associated multiple labels simultaneously, and many methods have been proposed by modeling label correlations in a global way to improve performance of multi-label learning. However, local influence feature are not fully exploited for In real applications, different examples may share correlations, similarly, also shared data subsets. this paper, method correlations. Specifically, set first divided into several subsets...

With the development of blockchain technology, de-centralized applications (DApps) are increasingly being developed and deployed on platforms. However, complex data validation mechanism strict encryption protocol settings often lead to sparse traffic behavior DApps. This sparsity poses a challenge for existing encrypted identification methods extract distinguishable DApps features. In this study, we propose novel approach identifying features by observing differences in burst timing We...

In this paper, a new type of photonic crystal fiber (PCF) sensor is proposed for detecting the voltage and magnetic field simultaneously. PCF, an air hole cladding coated with gold film filled liquid crystal, thus surface plasmon resonance (SPR) channel formed to detect voltage. While another fluids, directional coupling field. The SPR sensing are relatively independent. A finite element method (FEM) has been used optimization structure parameters, transmission characteristics different...

Based on the existing situations and problems in hot blast stoves, combustion systems, new research direction methods of automatic control were introduced here. This includes online computation adjustment ratio air to fuel with help gas analyzer, self-adapted fuzzy adjusting parameters stove systems. According result preliminary running simulation, less BFG (blast furnace gas) was used, efficiency heat transfer made better, temperature increased, pollution decreased. The proposed method met...