نتایج جستجو برای: nems
تعداد نتایج: 639 فیلتر نتایج به سال:
Parametric resonance and amplification are important in both fundamental physics and technological applications. Here we report very high frequency (VHF) parametric resonators and mechanical-domain amplifiers based on nanoelectromechanical systems (NEMS). Compound mechanical nanostructures patterned by multilayer, top-down nanofabrication are read out by a novel scheme that parametrically modul...
Despite recent progress in nano-optomechanics, active control of optical fields at the nanoscale has not been achieved with an on-chip nano-electromechanical system (NEMS) thus far. Here we present a new type of hybrid system, consisting of an on-chip graphene NEMS suspended a few tens of nanometres above nitrogen-vacancy centres (NVCs), which are stable single-photon emitters embedded in nanod...
Nested Effects Models (NEMs) are a class of graphical models introduced to analyze the results of gene perturbation screens. NEMs explore noisy subset relations between the high-dimensional outputs of phenotyping studies, e.g., the effects showing in gene expression profiles or as morphological features of the perturbed cell. In this paper we expand the statistical basis of NEMs in four directi...
Post-processing techniques are applied after the integration and assembly of nanostructures and Microelectromechanical Systems (MEMS) o realize integrated Nanoelectromechanical Systems (NEMS). Experimentation is focused specifically on the application of post-processing teps to a locally self-assembled micro-to-nano system comprising of suspended silicon nanowires between two MEMS bridges. Loca...
Recent scientificand technological developments have stimulated basic, applied, and experimental research in nanoengineering, nanoscience, and nanotechnology advancing fundamental paradigms. Contemporary results in nonlinear quantum electromagnetics and mechanics, advances in modeling and simulation of complex nanosystems, biomimicking and prototyping, discovery of new phenomena and effects, as...
Chemical vapour deposition (CVD) grown boron-doped nanocrystalline diamond (B-NCD) is an attractive material for the fabrication of high frequency superconducting nanoelectromechanical systems (NEMS) due to its high Young's modulus. The as-grown films have a surface roughness that increases with film thickness due to the columnar growth mechanism. To reduce intrinsic losses in B-NCD NEMS it is ...
Nano electromechanical systems (NEMS) represent an important new class of device with wide ranging applications. In this paper we report proposals and calculations for novel methods for excitation and readout of cantilever-style NEMS resonators which are applicable over a wide temperature range. We suggest a Lorentz force-based excitation method and discuss an ultrasensitive readout provided by...
This newly formed center is part of an overall set of centers on MEMS/NEMS fundamentals supported by DARPA. The MITOSU-HP Focus Center aims to develop new methods for fabrication of MEMS and NEMS that do not use conventional lithographic methods. The Center leverages the leading expertise of MIT and OSU in MEMS and printed devices, with the printing expertise of HP. The focus center is organize...
The dynamics of micro/nanoelectromechanical systems (M/NEMS) is a core research area in micromechanics. Due to the nonlinearities and singular nature actuation forces that emerge these systems, it has become promising challenging area. foremost objective this manuscript examine M/NEMS by approximating rational terms involved structures. An switch under electromagnetic force adopted reveal effec...
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