Recent Submissions

  • Sparse Equalizers for OFDM Signals with Insufficient Cyclic Prefix 

    Samara, Lutfi; Alabassi, Abubakr O.; Hamila, Ridha; Al-Dhahir, Naofal
    The cyclic prefix (CP) is appended in orthogonal frequency division multiplexing (OFDM) signals to combat inter-symbol interference (ISI) and inter-carrier interference (ICI) induced by the communication channel, which ...
  • Cyclostationary Noise Mitigation for SIMO Powerline Communications 

    Elgenedy, Mahmoud; Sayed, Mostafa; Al-Dhahir, Naofal; Chabaan, Rakan C.
    The cyclostationary noise in low-voltage narrowband powerline communications (NB-PLC) severely degrades the communication reliability. In this paper, we adopt single-input multi-output (SIMO) transmission to enhance the ...
  • A Convolutional Neural Network Smartphone App for Real-Time Voice Activity Detection 

    Sehgal, Abhishek; Kehtarnavaz, Nasser
    This paper presents a smartphone app that performs real-time voice activity detection based on convolutional neural network. Real-time implementation issues are discussed showing how the slow inference time associated with ...
  • Multi-Temporal Depth Motion Maps-Based Local Binary Patterns for 3-D Human Action Recognition 

    Chen, Chen; Liu, Mengyuan; Liu, Hong; Zhang, Baochang; Han, Jungong; Kehtarnavaz, Nasser
    This paper presents a local spatio-temporal descriptor for action recognistion from depth video sequences, which is capable of distinguishing similar actions as well as coping with different speeds of actions. This descriptor ...
  • Topologically Guided Tuning of Zr-MOF Pore Structures for Highly Selective Separation of C6 Alkane Isomers 

    Wang, Hao; Dong, Xinglong; Lin, Junzhong; Teat, Simon J.; Jensen, Stephanie; Cure, Jeremy; Alexandrov, Eugeny V.; Xia, Qibin; Tan, Kui; Wang, Qining; Olson, David H.; Proserpio, Davide M.; Chabal, Yves J.; Thonhauser, Timo; Sun, Junliang; Han, Yu; Li, Jing
    As an alternative technology to energy intensive distillations, adsorptive separation by porous solids offers lower energy cost and higher efficiency. Herein we report a topology-directed design and synthesis of a series ...
  • Role of Excess Ligand and Effect of Thermal Treatment in Hybrid Inorganic-Organic EUV Resists 

    Mattson, Eric C.; Rupich, S. M.; Cabrera, Y.; Chabal, Yves J.
    The chemical structure and thermal reactivity of recently discovered inorganic-organic hybrid resist materials are characterized using a combination of in situ and ex situ infrared (IR) spectroscopy and X-ray photoemission ...
  • Effect of Film Thickness on the Ferroelectric and Dielectric Properties of Low-Temperature (400 ⁰C) Hf₀.₅Zr₀.₅O₂ Films 

    Kim, Si Joon; Mohan. Jaidah; Lee, Jaebeom; Lee, Joy S.; Lucero, Antonion T.; Young, Chandwin D.; Colombo, Luigi; Summerfelt, Scott R.; San, Tamer; Kim, Jiyoung
    We report on the effect of the Hf₀.₅Zr₀.₅O₂ (HZO) film thickness on the ferroelectric and dielectric properties using pulse write/read measurements. HZO films of thicknesses ranging from 5 to 20 nm were annealed at 400 ...
  • Hyposialylated IgG Activates Endothelial IgG Receptor FcγRIIB to Promote Obesity-Induced Insulin Resistance 

    Tanigaki, K.; Sacharidou, A.; Peng, J.; Chambliss, K. L.; Yuhanna, I. S.; Ghosh, Debabrata; Ahmed, M.; Szalai, A. J.; Vongpatanasin, W.; Mattrey, R. F.; Chen, Q.; Azadi, P.; Lingvay, I.; Botto, M.; Holland, W. L.; Kohler, J. J.; Sirsi, Shashank R.; Hoyt, Kenneth; Shaul, P. W.; Mineo, C. (American Society for Clinical Investigation, 2018-11-05)
    Type 2 diabetes mellitus (T2DM) is a common complication of obesity. Here, we have shown that activation of the IgG receptor FcγRIIB in endothelium by hyposialylated IgG plays an important role in obesity-induced insulin ...
  • A Mosquito Inspired Strategy to Implant Microprobes into the Brain 

    Shoffstall, Andrew J.; Srinivasan, Suraj; Willis, Mitchell; Stiller, Allison M.; Ecker, Melanie; Voit, Walter E.; Pancrazio, Joseph J.; Capadona, Jeffrey R. (Nature Publishing Group, 2018-11-05)
    Mosquitos are among the deadliest insects on the planet due to their ability to transmit diseases like malaria through their bite. In order to bite, a mosquito must insert a set of micro-sized needles through the skin to ...
  • Nanoimprinted Perovskite Metasurface for Enhanced Photoluminescence 

    Wang, Honglei; Liu, Shih-Chia; Balachandran, Balasubramaniam; Moon, Jiyoung; Haroldson, Ross; Li, Zhitong; Ishteev, Artur; Gu, Qing; Zhou, Weidong; Zakhidov, Anvar A.; Hu, Wenchuang (Walter) (Optical Soc Amer, 2018-11-05)
    Recently, solution-processed hybrid halide perovskite has emerged as promising materials for advanced optoelectronic devices such as photovoltaics, photodetectors, light emitting diodes and lasers. In the mean time, ...
  • Bio-Inspired Nanostructures for Enhanced Light Management 

    Wang, Honglei; Liang, Yuchen; Cheng, Samantha; Li, Benjamin; Li, Andrew; Du, George; Hu, Wenchuang (Walter) (A V S, 2018-11-05)
    The biological surface has developed functional structures during long-term evolution, which inspires the development of biomimic materials for optical and optoelectronic applications. For example, the micropapillae and ...
  • On the Effect of Local Barrier Height in Scanning Tunneling Microscopy: Measurement Methods and Control Implications 

    Tajaddodianfar, Farid; Moheimani, S. O. Reza; Owen, J.; Randall, J. N. (American Institute of Physics Inc, 2018-10-24)
    A common cause of tip-sample crashes in a Scanning Tunneling Microscope (STM) operating in constant current mode is the poor performance of its feedback control system. We show that there is a direct link between the Local ...
  • Integrated System Design for a Large Wind Turbine Supported on a Moored Semi-Submersible Platform 

    Liu, J.; Thomas, E.; Manuel, L.; Griffith, D. Todd; Ruehl, K. M.; Barone, M. (MDPI AG, 2018-10-22)
    Over the past few decades, wind energy has emerged as an alternative to conventional power generation that is economical, environmentally friendly and, importantly, renewable. Specifically, offshore wind energy is being ...
  • Geometric Packing Under Nonuniform Constraints 

    Ene, Alina; Har-Peled, Sariel; Raichel, Benjamin A. (SIAM Publications, 2018-10-22)
    We study the problem of discrete geometric packing. Here, given weighted regions (say, in the plane) and points (with capacities), one has to pick a maximum weight subset of the regions such that no point is covered more ...
  • Thinking Small: Progress on Microscale Neurostimulation Technology 

    Pancrazio, Joseph J.; Deku, Felix; Ghazavi, Atefeh; Stiller, Allison M.; Rihani, Rashed; Frewin, Christopher L.; Varner, Victor D.; Gardner, Timothy J.; Cogan, Stuart F. (Wiley, 2018-10-22)
    Objectives: Neural stimulation is well-accepted as an effective therapy for a wide range of neurological disorders. While the scale of clinical devices is relatively large, translational, and pilot clinical applications ...
  • Amorphous Silicon Carbide Ultramicroelectrode Arrays for Neural Stimulation and Recording 

    Deku, Felix; Cohen, Yarden; Joshi-Imre, Alexandra; Kanneganti, Aswini; Gardner, Timothy J.; Cogan, Stuart F. (2018-10-22)
    OBJECTIVE: Foreign body response to indwelling cortical microelectrodes limits the reliability of neural stimulation and recording, particularly for extended chronic applications in behaving animals. The extent to which ...
  • Multilevel Coding for the Full-Duplex Decode-Compress-Forward Relay Channel 

    Abotabl, Ahmed Attia; Nosratinia, Aria (MDPI AG, 2018-10-22)
    The Decode-Compress-Forward (DCF) is a generalization of Decode-Forward (DF) and Compress-Forward (CF). This paper investigates conditions under which DCF offers gains over DF and CF, addresses the problem of coded modulation ...
  • Spatial Angular Compounding Technique for H-Scan Ultrasound Imaging. 

    Khairalseed, Mawia; Xiong, Fangyuan; Kim, Jung-whan; Mattrey, Robert F.; Parker, Kevin J.; Hoyt, Kenneth (2018-10-22)
    H-Scan is a new ultrasound imaging technique that relies on matching a model of pulse-echo formation to the mathematics of a class of Gaussian-weighted Hermite polynomials. This technique may be beneficial in the measurement ...
  • Structural Effect of Two-Dimensional BNNS on Grain Growth Suppressing Behaviors in Al-Matrix Nanocomposites 

    Nam, Seungjin; Chang, Kunok; Lee, Woonki; Kim, Moon J.; Hwang, Jun Yeon; Choi, Hyunjoo (Nature Publishing Group, 2018-10-22)
    While nanocrystalline (NC) metals exhibit superior strength to conventional microcrystalline metals, their thermal instability has hampered their application at high temperatures. Herein, two-dimensional (2D) boron nitride ...
  • Cubic Crystalline Erbium Oxide Growth on GaN(0001) by Atomic Layer Deposition 

    Chen, Pei-Yu; Posadas, Agham B.; Kwon, Sunah; Wang, Qingxiao; Kim, Moon J.; Demkov, Alexander A.; Ekerdt, John G. (Amer Inst Physics, 2018-10-22)
    Growth of crystalline Er₂O₃, a rare earth sesquioxide, on GaN(0001) is described. Ex situ HCl and NH₄OH solutions and an in situ N₂ plasma are used to remove impurities on the GaN surface and result in a Ga/N stoichiometry ...

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