Browsing MIT Open Access Articles by Title
Now showing items 7258-7277 of 55906
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A Compact Acoustic Communication Module for Remote Control Underwater
(Association for Computing Machinery (ACM), 2015-10)This paper describes an end-to-end compact acoustic communication system designed for easy integration into remotely controlled underwater operations. The system supports up to 2048 commands that are encoded as 16 bit ... -
Compact and Fabrication-Tolerant Waveguide Bends Based on Quadratic Reflectors
(Institute of Electrical and Electronics Engineers (IEEE), 2020-04)We propose and experimentally demonstrate a broadband, polarization-diverse compact bending design for low-index-contrast waveguides, where light is re-directed via total internal reflection (TIR) on an air-trench quadratic ... -
Compact and high-precision wavemeters using the Talbot effect and signal processing
(The Optical Society, 2019-08)Precise knowledge of a laser’s wavelength is crucial for applications from spectroscopy to telecommunications. Here, we present a wavemeter that operates on the Talbot effect. Tone parameter extraction algorithms are used ... -
Compact and Tunable Forward Coupler Based on High-Impedance Superconducting Nanowires
(American Physical Society (APS), 2021)© 2021 American Physical Society. Developing compact, low-dissipation, cryogenic-compatible microwave electronics is essential for scaling up low-temperature quantum computing systems. In this paper, we demonstrate an ... -
Compact biocompatible quantum dots via RAFT-mediated synthesis of imidazole-based random copolymer ligand
(American Chemical Society, 2009-12)We present a new class of polymeric ligands for quantum dot (QD) water solubilization to yield biocompatible and derivatizable QDs with compact size (10−12 nm diameter), high quantum yields (>50%), excellent stability ... -
Compact Certificates of Collective Knowledge
(Institute of Electrical and Electronics Engineers (IEEE), 2021) -
Compact high-quality CdSe/CdS core/shell nanocrystals with narrow emission linewidths and suppressed blinking
(Nature Publishing Group, 2013-02)High particle uniformity, high photoluminescence quantum yields, narrow and symmetric emission spectral lineshapes and minimal single-dot emission intermittency (known as blinking) have been recognized as universal ... -
Compact Integration of Multi-Network Topology for Functional Analysis of Genes
(Elsevier BV, 2016-11)The topological landscape of molecular or functional interaction networks provides a rich source of information for inferring functional patterns of genes or proteins. However, a pressing yet-unsolved challenge is how to ... -
Compact mid-infrared graphene thermopile enabled by a nanopatterning technique of electrolyte gates
(IOP Publishing, 2018-08)A central challenge in making two-dimensional (2D) material-based devices faster, smaller, and more efficient is to control their charge carrier density at the nanometer scale. Traditional gating techniques based on ... -
Compact Modeling of Nonlinear Analog Circuits using System Identification via Semi-Definite Programming and Robustness Certification
(Institute of Electrical and Electronics Engineers, 2010-08)This paper presents a system identification technique for generating stable compact models of typical analog circuit blocks in radio frequency systems. The identification procedure is based on minimizing the model error ... -
Compact Modeling of Nonlinear Analog Circuits Using System Identification via Semidefinite Programming and Incremental Stability Certification
(Institute of Electrical and Electronics Engineers (IEEE), 2009-12)This paper presents a system identification technique for generating stable compact models of typical analog circuit blocks in radio frequency systems. The identification procedure is based on minimizing the model error ... -
A Compact Operational Amplifier with Load-Insensitive Stability Compensation for High-Precision Transducer Interface
(Multidisciplinary Digital Publishing Institute (MDPI), 2018-01)High-resolution electronic interface circuits for transducers with nonlinear capacitive impedance need an operational amplifier, which is stable for a wide range of load capacitance. Such operational amplifier in a ... -
Compact optical transmitters for CubeSat free-space optical communications
(SPIE, 2015-02)We present the results of an architectural trade study and prototype implementation of an optical transmitter suitable for resource-constrained CubeSats. Recent advances in CubeSat attitude determination and control systems ... -
A compact proton spectrometer for measurement of the absolute DD proton spectrum from which yield and
(American Institute of Physics (AIP), 2014-10)A compact, step range filter proton spectrometer has been developed for the measurement of the absolute DD proton spectrum, from which yield and areal density (ρR) are inferred for deuterium-filled thin-shell inertial ... -
The Compact RCS / Antenna Range at MIT Lincoln Laboratory
(Institute of Electrical and Electronics Engineers, 2009-06)A new compact range with a state-of-the-art instrumentation system was installed at Lincoln Laboratory and is currently in use. This paper describes the chamber with varied-height absorber, the rolled-edge reflector and ... -
Compact RNA editors with small Cas13 proteins
(Springer Science and Business Media LLC, 2022-02)CRISPR-Cas13 systems have been developed for precise RNA editing, and can potentially be used therapeutically when temporary changes are desirable or when DNA editing is challenging. We have identified and characterized ... -
Compact SHPB System for Intermediate and High Strain Rate Plasticity and Fracture Testing of Sheet Metal
(Springer US, 2015-08)A new set-up is proposed to perform high strain rate tension experiments on sheet metal using a compression Hopkinson bar system on the input side. With the help of a custom-made load inversion device, the compression ... -
A compact structured light based otoscope for three dimensional imaging of the tympanic membrane
(SPIE, 2015-02)Three dimensional (3D) imaging of the tympanic membrane (TM) has been carried out using a traditional otoscope equipped with a high-definition webcam, a portable projector and a telecentric optical system. The device allows ... -
A compact superconducting nanowire memory element operated by nanowire cryotrons
(IOP Publishing, 2018-02)A superconducting loop stores persistent current without any ohmic loss, making it an ideal platform for energy efficient memories. Conventional superconducting memories use an architecture based on Josephson junctions ... -
Compact U k ( 1 ) Chern-Simons Theory as a Local Bosonic Lattice Model with Exact Discrete 1-Symmetries
(American Physical Society (APS), 2021)© 2021 American Physical Society. We propose a bosonic Uκ(1) rotor model on a three dimensional spacetime lattice. With the inclusion of a Maxwell term, we show that the low-energy properties of our model can be obtained ...