Now showing items 884-903 of 2311

    • High-throughput screening of metal-porphyrin-like graphenes for selective capture of carbon dioxide 

      Bae, Hyeonhu; Park, Minwoo; Jang, Byungryul; Kang, Yura; Park, Jinwoo; Lee, Hosik; Chung, Haegeun; Chung, ChiHye; Hong, Suklyun; Kwon, Yongkyung; Yakobson, Boris I.; Lee, Hoonkyung (2016)
      Nanostructured materials, such as zeolites and metal-organic frameworks, have been considered to capture CO2. However, their application has been limited largely because they exhibit poor selectivity for flue gases and low ...
    • High-Throughput Soft-Output MIMO Detector Based on Path-Preserving Trellis-Search Algorithm 

      Sun, Yang; Cavallaro, Joseph R. (2012-07-01)
      In this paper, we propose a novel path-preserving trellis-search (PPTS) algorithm and its high-speed VLSI architecture for soft-output multiple-input-multiple-output (MIMO) detection. We represent the search space of the ...
    • A high-throughput three-dimensional cell migration assay for toxicity screening with mobile device-based macroscopic image analysis 

      Timm, David M.; Chen, Jianbo; Sing, David; Gage, Jacob A.; Haisler, William L.; Neeley, Shane K.; Raphael, Robert M.; Dehghani, Mehdi; Rosenblatt, Kevin P.; Killian, T.C.; Tseng, Hubert; Souza, Glauco R. (2013)
      There is a growing demand for in vitro assays for toxicity screening in three-dimensional (3D) environments. In this study, 3D cell culture using magnetic levitation was used to create an assay in which cells were patterned ...
    • A High-Value, Low-Cost Bubble Continuous Positive Airway Pressure System for Low-Resource Settings: Technical Assessment and Initial Case Reports 

      Brown, Jocelyn; Machen, Heather; Kawaza, Kondwani; Mwanza, Zondiwe; Iniguez, Suzanne; Lang, Hans; Gest, Alfred; Kennedy, Neil; Miros, Robert; Richards-Kortum, Rebecca; Molyneux, Elizabeth; Oden, Maria (2013)
      Acute respiratory infections are the leading cause of global child mortality. In the developing world, nasal oxygen therapy is often the only treatment option for babies who are suffering from respiratory distress. Without ...
    • Highly Flexible Self-Assembled V2O5 Cathodes Enabled by Conducting Diblock Copolymers 

      An, Hyosung; Mike, Jared; Smith, Kendall A.; Swank, Lisa; Lin, Yen-Hao; Pesek, Stacy L.; Verduzco, Rafael; Lutkenhaus, Jodie L. (2015)
      Mechanically robust battery electrodes are desired for applications in wearable devices, flexible displays, and structural energy and power. In this regard, the challenge is to balance mechanical and electrochemical ...
    • Highly Scalable On-the-Fly Interleaved Address Generation for UMTS/HSPA+ Parallel Turbo Decoder 

      Vosoughi, Aida; Wang, Guohui; Shen, Hao; Cavallaro, Joseph R.; Guo, Yuanbin (2013-06-01)
      High throughput parallel interleaver design is a major challenge in designing parallel turbo decoders that conform to high data rate requirements of advanced standards such as HSPA+. The hardware complexity of the HSPA+ ...
    • Highly sensitive gas leak detector based on a quartz-enhanced photoacoustic SF6 sensor 

      Sampaolo, Angelo; Patimisco, Pietro; Giglio, Marilena; Chieco, Leonardo; Scamarcio, Gaetano; Tittel, Frank K.; Spagnolo, Vincenzo (2016)
      The implementation, performance validation, and testing of a gas-leak optical sensor based on mid-IR quartz-enhanced photoacoustic (QEPAS) spectroscopic technique is reported. A QEPAS sensor was integrated in a vacuum-sealed ...
    • An HMM-Based Comparative Genomic Framework for Detecting Introgression in Eukaryotes 

      Liu, Kevin J.; Dai, Jingxuan; Truong, Kathy; Song, Ying; Kohn, Michael H.; Nakhleh, Luay (2014)
      One outcome of interspecific hybridization and subsequent effects of evolutionary forces is introgression, which is the integration of genetic material from one species into the genome of an individual in another species. ...
    • Horizontal contraction in image domain for velocity inversion 

      Shen, Peng; Symes, William W. (2015)
      A kinematically correct choice of velocity focuses subsurface offset image gathers at a zero offset. Infinitesimal warping from the current image toward its focus can be approximated by a horizontal contraction. The image ...
    • Hot embossed polyethylene through-hole chips for bead-based microfluidicdevices 

      Chou, Jie; Du, Nan; Ou, Tina; Floriano, Pierre N.; Christodoulides, Nicolaos; McDevitt, John T. (2013)
      Over the past decade, there has been a growth of interest in the translation of microfluidic systems into real-world clinical practice, especially for use in point-of-care or near patient settings. While initial fabrication ...
    • How Quickly Can We Approach Channel Capacity? 

      Baron, Dror; Khojastepour, Mohammad; Baraniuk, Richard G. (2004-11-01)
      Recent progress in code design has made it crucial to understand how quickly communication systems can approach their limits. To address this issue for the channel capacity C, we define the nonasymptotic capacity C/sub ...
    • How the interplay between mechanical and non-mechanical interactions affects multiple kinesin dynamics 

      Uppulury, Karthik; Efremov, Artem K.; Driver, Jonathan W.; Jamison, D. Kenneth; Diehl, Michael R.; Kolomeisky, Anatoly B. (2012)
      Intracellular transport is supported by enzymes called motor proteins that are often coupled to the same cargo and function collectively. Recent experiments and theoretical advances have been able to explain certain behaviors ...
    • How To Build an Undervoting Machine: Lessons from an Alternative Ballot Design 

      Greene, Kristen K.; Byrne, Michael D.; Goggin, Stephen N. (2013-08)
      Despite the importance of usability in ensuring election integrity, it remains an under-studied aspect of voting systems. Voting computers (a.k.a. DREs) offer the opportunity to present ballots to voters in novel ways, yet ...
    • How to train your microbe: methods for dynamically characterizing gene networks 

      Castillo-Hair, Sebastian M.; Igoshin, Oleg A.; Tabor, Jeffrey J. (2015)
      Gene networks regulate biological processes dynamically. However, researchers have largely relied upon static perturbations, such as growth media variations and gene knockouts, to elucidate gene network structure and ...
    • HSulf-1 deficiency dictates a metabolic reprograming of glycolysis and TCA cycle in ovarian cancer 

      Mondal, Susmita; Roy, Debarshi; Camacho-Pereira, Juliana; Khurana, Ashwani; Chini, Eduardo; Yang, Lifeng; Baddour, Joelle; Stilles, Katherine; Padmabandu, Seth; Leung, Sam; Kalloger, Steve; Gilks, Blake; Lowe, Val; Dierks, Thomas; Hammond, Edward; Dredge, Keith; Nagrath, Deepak; Shridhar, Viji (2015)
      Warburg effect has emerged as a potential hallmark of many cancers. However, the molecular mechanisms that led to this metabolic state of aerobic glycolysis, particularly in ovarian cancer (OVCA) have not been completely ...
    • Human Omental-Derived Adipose Stem Cells Increase Ovarian Cancer Proliferation, Migration, and Chemoresistance 

      Nowicka, Aleksandra; Marini, Frank C.; Solley, Travis N.; Elizondo, Paula B.; Zhang, Yan; Sharp, Hadley J.; Broaddus, Russell; Kolonin, Mikhail; Mok, Samuel C.; Thompson, Melissa S.; Woodward, Wendy A.; Lu, Karen; Salimian, Bahar; Nagrath, Deepak; Klopp, Ann H. (2013)
      Objectives: Adipose tissue contains a population of multipotent adipose stem cells (ASCs) that form tumor stroma and can promote tumor progression. Given the high rate of ovarian cancer metastasis to the omental adipose, ...
    • Hyaluronan turnover and hypoxic brown adipocytic differentiation are co-localized with ossification in calcified human aortic valves 

      Stephens, Elizabeth H.; Saltarrelli, Jerome G. Jr.; Balaoing, Liezl R.; Baggett, L. Scott; Nandi, Indrajit; Anderson, Kristin M.; Morrisett, Joel D.; Reardon, Michael J.; Simpson, Melanie A.; Weigel, Paul H.; Olmsted-Davis, Elizabeth A.; Davis, Alan R.; Grande-Allen, K. Jane (2012)
      The calcification process in aortic stenosis has garnered considerable interest but only limited investigation into selected signaling pathways. This study investigated mechanisms related to hypoxia, hyaluronan homeostasis, ...
    • Hybrid 2D Nanomaterials as Dual-mode Contrast Agents in Cellular Imaging 

      Narayanan, Tharangattu N.; Gupta, Bipin K.; Vithayathil, Sajna A.; Aburto, Rebeca R.; Mani, Sendurai A.; Taha-Tijerina, Jaime; Xie, Bin; Kaipparettu, Benny A.; Torti, Suzy V.; Ajayan, Pulickel M. (2012)
    • Hybrid Linear / Bilinear Time-Scale Analysis 

      Pasquier, Martin; Goncalves, Paulo; Baraniuk, Richard G. (1999-01-01)
      We introduce a new method for the time-scale analysis of non-stationary signals. Our work leverages the success of the "time-frequency distribution series / cross-term deleted representations" into the time-scale domain ...
    • Hybrid Linear-Iterative Detection Algorithms for MIMO CDMA 

      Muharemovic, Tarik; Onggosanusi, Eko; Dabak, Anand; Aazhang, Behnaam (2002-05-20)
      We assume a CDMA downlink multiuser scenario, where the base station is equipped with multiple transmit antennas, and each user has multiple receive antennas. For this setup we propose a new, computationally effective MIMO ...