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Arash Jamshidi

Researcher at University of California, Berkeley

Publications -  64
Citations -  2780

Arash Jamshidi is an academic researcher from University of California, Berkeley. The author has contributed to research in topics: Tweezers & Dielectrophoresis. The author has an hindex of 24, co-authored 64 publications receiving 2587 citations. Previous affiliations of Arash Jamshidi include Lawrence Berkeley National Laboratory & University of California.

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Ordered arrays of dual-diameter nanopillars for maximized optical absorption.

TL;DR: A novel dual-diameter nanopillar structure is presented, with a small diameter tip for minimal reflectance and a large diameter base for maximal effective absorption coefficient, which enables a viable and convenient route toward shape-controlled nanopillsar-based high-performance photonic devices.
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Dynamic manipulation and separation of individual semiconducting and metallic nanowires

TL;DR: It is reported that individual semiconducting and metallic nanowires with diameters below 20 nm, are addressable with forces generated by optoelectronic tweezers (OET), suggesting a broad range of applications for the separation and heterogenous integration of one-dimensional nanoscale materials.
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Radiation Engineering of Optical Antennas for Maximum Field Enhancement

TL;DR: It is demonstrated that the optimum condition is achieved when the radiation quality factor of optical antennas is matched to their absorption quality factor (Q(abs)), and the dielectric thickness at which the matching condition occurs is approximately half of the quarter-wavelength thickness, typically used to achieve constructive interference.
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Phototransistor-based optoelectronic tweezers for dynamic cell manipulation in cell culture media

TL;DR: A new phototransistor-based OET, consisting of single-crystalline bipolar junction transistors, that has more than 500x higher photoconductivity than amorphous silicon is reported, envisioning a new platform for single cell studies using Ph-OET.