Now showing items 1138-1157 of 2938

    • High-throughput optical code-division multiple access communication systems 

      Brandt-Pearce, Maite (1993)
      Optical communication systems offer a bandwidth orders of magnitude larger than any electric or radio-frequency system. Yet, historically, optical communication systems have been designed by adapting existing conventional ...
    • 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 ...
    • High-velocity projectile impact induced 9R phase in ultrafine-grained aluminium 

      Xue, Sichuang; Fan, Zhe; Lawal, Olawale B.; Thevamaran, Ramathasan; Li, Qiang; Liu, Yue; Yu, K.Y.; Wang, Jian; Thomas, Edwin L.; Wang, Haiyan; Zhang, Xinghang (2017)
      Aluminium typically deforms via full dislocations due to its high stacking fault energy. Twinning in aluminium, although difficult, may occur at low temperature and high strain rate. However, the 9R phase rarely occurs in ...
    • High-yield single-step catalytic growth of graphene nanostripes by plasma enhanced chemical vapor deposition 

      Hsu, Chen-Chih; Bagley, Jacob D.; Teague, Marcus L.; Tseng, Wei-Shiuan; Yang, Kathleen L.; Zhang, Yiran; Li, Yiliang; Li, Yilun; Tour, James M.; Yeh, N.-C. (2018)
      We report a single-step growth process of graphene nanostripes (GNSPs) by adding certain substituted aromatics (e.g., 1,2-dichlorobenzene) as precursors during the plasma enhanced chemical vapor deposition (PECVD). Without ...
    • Highly Angiogenic Peptide Nanofibers 

      Kumar, Vivek A.; Taylor, Nichole L.; Shi, Siyu; Wang, Benjamin K.; Jalan, Abhishek A.; Kang, Marci K.; Wickremasinghe, Navindee C.; Hartgerink, Jeffrey D. (2015)
      Major limitations of current tissue regeneration approaches using artificial scaffolds are fibrous encapsulation, lack of host cellular infiltration, unwanted immune responses, surface degradation preceding biointegration, ...
    • 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 ...
    • Hippocampal awake replay in fear memory retrieval 

      Wu, Chun-Ting; Haggerty, Daniel; Kemere, Caleb; Ji, Daoyun (2017)
      Hippocampal place cells are key to episodic memories. How these cells participate in memory retrieval remains unclear. After rats acquired a fear memory by receiving mild footshocks in a shock zone on a track, we analyzed ...
    • 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. ...
    • Hollow core waveguide as mid-infrared laser modal beam filter 

      Patimisco, P.; Sampaolo, A.; Giglio, M.; Kriesel, J.M.; Tittel, F.K.; Spagnolo, V. (2015)
      A novel method for mid-IR laser beam mode cleaning employing hollow core waveguide as a modal filter element is reported. The influence of the input laser beam quality on fiber optical losses and output beam profile using ...
    • 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 ...
    • Host-Guest Self-assembly in Block Copolymer Blends 

      Park, Woon Ik; Kim, YongJoo; Jeong, Jae Won; Kim, Kyungho; Yoo, Jung-Keun; Hur, Yoon Hyung; Kim, Jong Min; Thomas, Edwin L.; Alexander-Katz, Alfredo; Jung, Yeon Sik (2013)
      Ultrafine, uniform nanostructures with excellent functionalities can be formed by self-assembly of block copolymer (BCP) thin films. However, extension of their geometric variability is not straightforward due to their ...
    • 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 Can Single Sensory Neurons Predict Behavior? 

      Pitkow, Xaq; Liu, Sheng; Angelaki, Dora E.; DeAngelis, Gregory C.; Pouget, Alex (2015)
      Singleᅠsensory neuronsᅠcan be surprisingly predictive of behavior in discrimination tasks. We propose this isᅠpossible because sensory information extracted from neural populations is severely restricted, either by ...
    • 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 ...