The methodological null frequency of vibration of the normal mode which makes the vibrating energy concentrate which depends on the pluralPROBLEM TO BE SOLVED: To solve the problem of increasing cost such as power generation, due to requiring to collect generated energy such as electric power, ...
The main function of vibration-based energy harvester devices is to convert the strain energy from displacements due to mechanical or acoustic vibration to electricity. Various smart materials, such as piezoelectric [23,24], piezoresistive [25,26], and magnetostrictive [27] are commonly used in ...
excitation of a higher frequency parent vibration leads to a complicated chain of events termed vibrational cooling (VC). In VC, parent decay could excite one or more daughter vibrations. The leftover energy is transferred tocollective excitationsof the liquid [1]. Ultimately all the daughter and...
Piezoelectric nanofoams with the interlaced ultrathin graphene confining Zn-N-C dipoles for efficient piezocatalytic H2 evolution under low-frequency vibration Penghui Hu, Yan Xu, Yanhua Lei, Jie Yuan, Rui Lei, Rong Hu, Junkang Chen, Difa Xu, Shiying Zhang, Ping Liu, Xiangchao Zhang, ...
(no CO2is produced during the wave-energy conversion process), little has been studied regarding the effects of the noise and vibration of the converter equipment, the electromagnetic fields created, the possible disruption of biota and habitats, and water quality changes3. A number of wave ...
(b) The associated regularized quasi-probability distribution Pw(α) at t=0.2 ps. Shaded regions denote areas of negative probability. (c) Mandel Q-parameter of the intramolecular high-energy vibration when dipole coupling is zero and (d) the associated regularized quasi-probability ...
Each factor makes significant contributions to the deviation of the anharmonic from the harmonic scaling relationship. 展开 关键词:Band gap Collision theories Number theory Vibration analysis Wave functions DOI: 10.1063/1.438376 被引量: 469 年份: 1979 ...
Often small wind turbines on buildings also result in noise and vibration issues. One of the elements that is quite novel about Aeromine is the lack of any external moving parts or noise, which removes friction typically associated with wind projects and makes Aeromine a suitable solution for ...
Neuromuscular problems, neurological problems (loss of vibration and position senses), anemia, loss of weight and delayed growth in infants. Signs of a Vitamin E Overdose: Fatigue, easy bruising and bleeding, headaches, abdominal cramps, nausea, and muscle weakness are all signs of acute vitamin ...
Cepnik et al., “Effective optimization of electromagnetic energy harvesters through direct computation of the electromagnetic coupling,” Sensors and Actuators A 167:416-421, 2011. Challa et al., “A vibration energy harvesting device with bidirectional resonance frequency tunablity,” Smart Mater. ...