Browsing MIT Open Access Articles by Title

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    • Electoral Rules and Political Selection: Theory and Evidence from a Field Experiment in Afghanistan 

      Beath, Andrew; Christia, Fotini; Egorov, Georgy; Enikolopov, Ruben (Oxford University Press (OUP), 2016-07)
      Voters commonly face a choice between competent candidates and those with policy preferences similar to their own. This article explores how electoral rules, such as district magnitude, mediate this trade-off and affect ...

    • Electric and magnetic form factors of the proton 

      Distler, M. O.; Friedrich, J.; Walcher, Th.; Achenbach, P.; Ayerbe Gayoso, C.; e.a. (American Physical Society, 2014-07)
      This paper describes a precise measurement of electron scattering off the proton at momentum transfers of 0.003 ≲ Q[superscript 2] ≲ 1 GeV[superscript 2]. The average point-to-point error of the cross sections in this ...

    • Electric Arc Holes in Corrugated Stainless Steel Tubing 

      Taylor, Richard; Larson, Harold R; Eagar, Thomas W (Springer-Verlag, 2017-06)
      Corrugated stainless steel tubing (CSST) has become a common product installed in new and retrofitted older homes. The ease of installation due to its flexibility and the need for fewer joints significantly lowers labor ...

    • Electric energy dissipation and electric tortuosity in electron conductive cement-based materials 

      Soliman, Nancy A; Chanut, Nicolas; Deman, Vincent; Lallas, Zoe; Ulm, Franz-Josef (American Physical Society (APS), 2020-12)
      © 2020 American Physical Society. The emergence of multifunctional cement-based materials in the construction industry has the potential to shift the paradigm from strength-only performance to new functionalities enabled ...

    • The Electric Field and Waves Instruments on the Radiation Belt Storm Probes Mission 

      Wygant, J. R.; Bonnell, J. W.; Goetz, K.; Ergun, R. E.; Mozer, F. S.; e.a. (Springer-Verlag, 2013-10)
      The Electric Fields and Waves (EFW) Instruments on the two Radiation Belt Storm Probe (RBSP) spacecraft (recently renamed the Van Allen Probes) are designed to measure three dimensional quasi-static and low frequency ...

    • Electric field control of domain wall propagation in Pt/Co/GdOx films 

      Bauer, Uwe; Emori, Satoru; Beach, Geoffrey Stephen (American Institute of Physics (AIP), 2012-05)
      The influence of a gate voltage on domain wall (DW) propagation is investigated in ultrathin Pt/Co/gadolinium oxide (GdOx) films with perpendicular magnetic anisotropy. The DW propagation field can be enhanced or retarded ...

    • Electric field control of soliton motion and stacking in trilayer graphene 

      Yankowitz, Matthew; Wang, Joel I-Jan; Birdwell, A. Glen; Chen, Yu-An; Watanabe, K.; e.a. (Nature Publishing Group, 2014-04)
      The crystal structure of a material plays an important role in determining its electronic properties. Changing from one crystal structure to another involves a phase transition that is usually controlled by a state variable ...

    • Electric field dependence of optical phonon frequencies in wurtzite GaN observed in GaN high electron mobility transistors 

      Dreyer, Cyrus E.; Vanderbilt, David; Bagnall, Kevin Robert; Wang, Evelyn (American Institute of Physics (AIP), 2016-10)
      Due to the high dissipated power densities in gallium nitride (GaN) high electron mobility transistors (HEMTs), temperature measurement techniques with high spatial resolution, such as micro-Raman thermography, are critical ...

    • Electric field measurements of DC-driven positive streamer coronas using the E-FISH method 

      Strobel, Lee R.; Martell, Benjamin C.; Morozov, Anatoli; Dogariu, Arthur; Guerra-Garcia, Carmen (AIP Publishing, 2022-09-12)
      <jats:p> This paper reports on electric field measurements, using the electric field-induced second harmonic (E-FISH) method, sampling the spatial structure and temporal development of DC-driven positive streamer coronas ...

    • Electric impedance microflow cytometry for characterization of cell disease states 

      Du, E.; Ha, Sungjae; Diez-Silva, Monica; Dao, Ming; Suresh, Subra; e.a. (Royal Society of Chemistry, 2013-07)
      The electrical properties of biological cells have connections to their pathological states. Here we present an electric impedance microflow cytometry (EIMC) platform for the characterization of disease states of single ...

    • Electric potential invariants and ions-in-molecules effective potentials for molecular Rydberg states 

      Zhou, Yan; Wong, Bryan M.; Coy, Stephen; Grimes, David Darrah; Field, Robert W (American Institute of Physics (AIP), 2016-12)
      The dependence of multipole moments and polarizabilities on external fields appears in many applications including biomolecular molecular mechanics, optical non-linearity, nanomaterial calculations, and the perturbation ...

    • Electric routing and concurrent flow cutting 

      Adam, Jonathan Adam; Maymounkov, Petar Borissov (Springer-Verlag, 2009-12)
      We investigate an oblivious routing scheme amenable to distributed computation and resilient to graph changes, based on electrical flow. Our main technical contribution is a new rounding method which we use to obtain a ...

    • Electric routing and concurrent flow cutting 

      Kelner, Jonathan Adam; Maymounkov, Petar Borissov (Elsevier, 2010-06)
      We investigate an oblivious routing scheme, amenable to distributed computation and resilient to graph changes, based on electrical flow. Our main technical contribution is a new rounding method which we use to obtain a ...

    • Electric Sail Test Cube–Lunar Nanospacecraft, ESTCube-LuNa: Solar Wind Propulsion Demonstration Mission Concept 

      Slavinskis, Andris; Palos, Mario F.; Dalbins, Janis; Janhunen, Pekka; Tajmar, Martin; e.a. (MDPI AG, 2024-03-14)
      The electric solar wind sail, or E-sail, is a propellantless interplanetary propulsion system concept. By deflecting solar wind particles off their original course, it can generate a propulsive effect with nothing more ...

    • Electric-field-driven insulating-to-conducting transition in a mesoscopic quantum dot lattice 

      Ray, Nirat; Hanson, Micah P.; Gossard, A. C.; Staley, Neal Edward; Kastner, Marc (American Physical Society, 2014-11)
      We investigate electron transport through a finite two dimensional mesoscopic periodic potential, consisting of an array of lateral quantum dots with electron density controlled by a global top gate. We observe a transition ...

    • Electric-Field-Enhanced Condensation on Superhydrophobic Nanostructured Surfaces 

      Miljkovic, Nenad; Enright, Ryan; Wang, Evelyn N.; Preston, Daniel John (American Chemical Society (ACS), 2013-11)
      When condensed droplets coalesce on a superhydrophobic nanostructured surface, the resulting droplet can jump due to the conversion of excess surface energy into kinetic energy. This phenomenon has been shown to enhance ...

    • Electrical and structural degradation of GaN high electron mobility transistors under high-power and high-temperature Direct Current stress 

      Chen, C.-Y.; Wu, Yufei; del Alamo, Jesus A. (American Institute of Physics (AIP), 2015-01)
      We have stressed AlGaN/GaN HEMTs (High Electron Mobility Transistors) under high-power and high-temperature DC conditions that resulted in various levels of device degradation. Following electrical stress, we conducted a ...

    • Electrical and synaptic integration of glioma into neural circuits 

      Venkatesh, Humsa S.; Morishita, Wade; Geraghty, Anna C.; Silverbush, Dana; Gillespie, Shawn M.; e.a. (Springer Science and Business Media LLC, 2019-09)
      High-grade gliomas are lethal brain cancers whose progression is robustly regulated by neuronal activity. Activity-regulated release of growth factors promotes glioma growth, but this alone is insufficient to explain the ...

    • Electrical bioadhesive interface for bioelectronics 

      Deng, Jue; Yuk, Hyunwoo; Wu, Jingjing; Varela, Claudia E; Chen, Xiaoyu; e.a. (Springer Science and Business Media LLC, 2021)
      © 2020, The Author(s), under exclusive licence to Springer Nature Limited. Reliable functions of bioelectronic devices require conformal, stable and conductive interfaces with biological tissues. Integrating bioelectronic ...

    • Electrical bioadhesive interface for bioelectronics 

      Deng, Jue; Yuk, Hyunwoo; Wu, Jingjing; Varela, Claudia Elena; Chen, Xiaoyu; e.a. (Springer Science and Business Media LLC, 2021)
      © 2020, The Author(s), under exclusive licence to Springer Nature Limited. Reliable functions of bioelectronic devices require conformal, stable and conductive interfaces with biological tissues. Integrating bioelectronic ...