• Quantitative in situ SEM high cycle fatigue: The critical role of oxygen on nanoscale-void-controlled nucleation and propagation of small cracks in Ni microbeams 

  Barrios, Alejandro; Gupta, Saurabh; Castelluccio, Gustavo M.; Pierron, Olivier N. (2018-02-28)

  This Letter presents a quantitative in situ scanning electron microscope (SEM) nanoscale high and very high cycle fatigue (HCF/VHCF) investigation of Ni microbeams under bending, using a MEMS microresonator as an integrated ...
• Spectrometer-based refractive index and dispersion measurement using low-coherence interferometry with confocal scanning 

  Francis, Daniel; Ford, Helen D.; Tatam, Ralph P. (OSA, 2018-02-02)

  This paper describes a technique for measuring refractive index and thickness of transparent plates using a fibre-optic low-coherence interferometer. The interferometer is used to independently measure quantities related ...
• Techno-economic viability assessments of greener propulsion technology under potential environmental regulatory policy scenarios 

  Nalianda, Devaiah K.; Kyprianidis, K. G.; Sethi, V.; Singh, R. (Elsevier, 2015-08-10)

  Sustainability of the aviation industry, as any other industry, depends on the elasticity of demand for the product and profitability through minimising operating costs. Of paramount importance is assessing and understanding ...
• Techno-economic analysis of a reheated humid air turbine 

  Orts-Gonzalez, Pau Lluis; Zachos, Pavlos K.; Brighenti, Giovanni D. (Elsevier, 2018-03-30)

  The purpose of this paper is to identify the economic potential of a reheated humid air turbine system for power generation applications. A parametric analysis is performed to correlate the technology level of the system ...
• Assessment of an energy-efficient aircraft concept from a techno-economic perspective 

  Goldberg, Chana; Nalianda, Devaiah; Sethi, V; Pilidis, Pericles; Singh, Riti; Kyprianidis, Konstantinos (Elsevier, 2018-04-17)

  An increase in environmental awareness in both the aviation industry and the wider global setting has led to large bodies of research dedicated to developing more sustainable technology with a lower environmental impact ...
• Installed performance assessment of an array of distributed propulsors ingesting boundary layer flow 

  Goldberg, Chana; Nalianda, Devaiah; Laskaridis, Panagiotis; Pilidis, Pericles (ASME, 2018-12-29)

  Conventional propulsion systems are typically represented as uninstalled system to suit the simple separation between airframe and engine in a podded configuration. However, boundary layer ingesting systems are inherently ...
• Part-load performance modelling of a reheated humid air turbine power cycle 

  Brighenti, Giovanni D.; Zachos, Pavlos K.; Orts-Gonzalez, Pau Lluis (Elsevier, 2018-04-11)

  Humid air turbines have previously demonstrated the potential to deliver high efficiency and power output combined with low emissions. This paper investigates the part-load performance of a 40 MW class advanced humid air ...
• The effect of aluminium nanocoating and water pH value on the wettability behavior of an aluminium surface 

  Ali, Naser; Teixeira, Joao A.; Addali, Abdulmajid; Al-Zubi, Feras; Shaban, Ehab; Behbehani, Ismail (Elsevier, 2018-02-27)

  Experimental investigation was performed to highlight the influence of ionic bounding and surface roughness effects on the surface wettability. Nanocoating technique via e-beam physical vapor deposition process was used ...
• High modulus regenerated cellulose fibers spun from a low molecular weight microcrystalline cellulose solution 

  Zhu, Chenchen; Richardson, Robert M.; Potter, Kevin D.; Koutsomitopoulou, Anastasia F.; van Duijneveldt, Jeroen S.; Vincent, Sheril R.; Wanasekara, Nandula D.; Eichhorn, Stephen J.; Rahatekar, Sameer S. (American Chemical Society, 2016-07-27)

  We have developed a novel process to convert low molecular weight microcrystalline cellulose into stiff regenerated cellulose fibers using a dry-jet wet fiber spinning process. Highly aligned cellulose fibers were spun ...
• Characterization of driver neuromuscular dynamics for human-automation collaboration design of automated vehicles 

  Lv, Chen; Wang, Huaji; Cao, Dongpu; Zhao, Yifan; Auger, Daniel J.; Sullman, Mark; Matthias, Rebecca; Skrypchuk, Lee; Mouzakitis, Alexandros (IEEE, 2018-03-05)

  In order to design an advanced human-automation collaboration system for highly automated vehicles, research into the driver's neuromuscular dynamics is needed. In this paper a dynamic model of drivers' neuromuscular ...
• Global motion based video super-resolution reconstruction using discrete wavelet transform 

  Witwit, Wasnaa; Zhao, Yifan; Jenkins, Karl; Addepalli, Sri (Springer, 2018-04-11)

  Different from the existing super-resolution (SR) reconstruction approaches working under either the frequency-domain or the spatial- domain, this paper proposes an improved video SR approach based on both frequency and ...
• Innovative method to produce large-area freestanding functional ceramic foils 

  Leighton, Glenn J. T.; Jones, Paul M.; Lonne, Quentin; Dorey, Robert A.; Giuliano, Fabien (Elsevier, 2018-03-31)

  Using thick and thin films instead of bulk functional materials presents tremendous advantages in the field of flexible electronics and component miniaturization. Here, a low-cost method to grow and release large-area, ...
• Aspects of aero-engine nacelle drag 

  Robinson, Matthew; MacManus, David G.; Sheaf, Christopher (SAGE, 2018-04-02)

  To address the need for accurate nacelle drag estimation, an assessment has been made of different nacelle configurations used for drag evaluation. These include a sting mounted nacelle, a nacelle in free flow with an ...
• Investigation of municipal solid waste (MSW) and industrial landfills as a potential source of secondary raw materials 

  Särkkä, Heikki; Kaartinen, Tommi; Hannus, Esa; Hirvonen, Sami; Valjus, Tuire; Lerssi, Jouni; Dino, Giovanna A.; Rossetti, Piergiorgio; Griffiths, Zoe; Wagland, Stuart T.; Coulon, Frederic (2018-03-31)

  Many of the secondary raw materials (SRM) in landfills constitute valuable and scarce natural resources. It has already been recognised that the recovery of these elements is critical for the sustainability of a number of ...
• Interpass rolling of Ti-6Al-4V wire + arc additively manufactured features for microstructural refinement 

  McAndrew, Anthony R.; Alvarez Rosales, Marta; Colegrove, Paul A.; Hönnige, Jan R.; Ho, Alistair; Fayolle, Romain; Eyitayo, Kamal; Stan, Ioan; Sukrongpang, Punyawee; Crochemore, Antoine; Pinter, Zsolt (Elsevier, 2018-03-05)

  In-process deformation methods such as rolling can be used to refine the large columnar grains that form when wire + arc additively manufacturing (WAAM) titanium alloys. Due to the laterally restrained geometry, application ...
• Improvement of the computational performance of a parallel unstructured WENO finite volume CFD code for Implicit Large Eddy Simulation 

  Tsoutsanis, Panagiotis; Antoniadis, Antonis F.; Jenkins, Karl W. (Elsevier, 2018-03-05)

  In this paper the assessment and the enhancement of the computational performance of a high-order finite volume CFD code is presented. Weighted Essentially Non-Oscillatory (WENO) schemes are considered to be from the most ...
• Deformation mechanisms in ionic liquid spun cellulose fibers 

  Wanasekara, Nandula D.; Michud, Anne; Zhu, Chenchen; Rahatekar, Sameer S.; Sixta, Herbert; Eichhorn, Stephen J. (Elsevier, 2016-07-05)

  The molecular deformation and crystal orientation of a range of next generation regenerated cellulose fibers, produced from an ionic liquid solvent spinning system, are correlated with macroscopic fiber properties. Fibers ...
• Effectiveness of autonomous decision making for unmanned combat aerial vehicles in dogfight engagements 

  Ramírez López, Nelson; Zbikowski, Rafal (AIAA, 2018-02-07)

  The main objective of this work is to perform a study of the utility of unmanned combat aerial vehicles (UCAVs) in dogfighting (DF) engagements, with DF defined as an aerial battle between two fighter aircraft taking place ...
• Identification and analysis of driver postures for in-vehicle driving activities and secondary tasks recognition 

  Xing, Yang; Lv, Chen; Zhang, Zhaozhong; Wang, Huaji; Na, Xiaoxiang; Cao, Dongpu; Velenis, Efstathios; Wang, Fei-Yue (IEEE, 2018-12-25)

  Driver decisions and behaviors regarding the surrounding traffic are critical to traffic safety. It is important for an intelligent vehicle to understand driver behavior and assist in driving tasks according to their status. ...
• Attitude control analysis of tethered de-orbiting 

  Peters, T. V.; Briz Valero, José Francisco; Escorial Olmos, Diego; Lappas, V.; Jakowski, P.; Gray, Iain; Tsourdos, Antonios; Schaub, H.; Biesbroek, R. (2018-03-12)

  The increase of satellites and rocket upper stages in low earth orbit (LEO) has also increased substantially the danger of collisions in space. Studies have shown that the problem will continue to grow unless a number of ...

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