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  • Liu, Bo; Koziel, Slawomir; Ali, Nazar (Oxford University Press (OUP), 2016-11-20)
    Efficiency improvement is of great significance for simulation-driven antenna design optimization methods based on evolutionary algorithms (EAs). The two main efficiency enhancement methods exploit data-driven surrogate models and/or multi-fidelity ...
  • Jónsson, Kristján Valur (Háskólinn í Reykjavík, 2014-02-03)
    In-network aggregation is an important paradigm for current and future networked systems, enabling efficient cooperate processing of aggregate information, while providing sub-linear scalability properties. However, security of this important class of ...
  • Sklett, Vegard H.; Lorås, Håvard W.; Sigmundsson, Hermundur (Frontiers Media SA, 2018-07-17)
    The present study investigated the relationship between self-efficacy, flow, positive-and negative affect, worry and ski jumping performance, as well as the degree of influence these psychological factors have on ski jumping performance in specific ...
  • Nohlert, Eva; Öhrvik, John; Helgason, Asgeir R. (Springer Nature, 2018-08-28)
    Background: Telephone-based smoking cessation services (‘quitlines’) are both effective and cost-effective. Knowledge of modifiable baseline factors in real-life settings with heterogeneous participants is essential for the development and improvement ...
  • Benonisdottir, Stefania; Kristjansson, Ragnar P; Oddsson, Asmundur; Steinthorsdottir, Valgerdur; Mikaelsdottir, Evgenia; Kehr, Birte; Jensson, Brynjar O; Arnadottir, Gudny A; Sulem, Gerald; Sveinbjornsson, Gardar; Kristmundsdóttir, Snædís; Ívarsdóttir, Erna V.; Tragante, Vinicius; Gunnarsson, Bjarni; Runolfsdottir, Hrafnhildur Linnet; Arthur, Joseph G; Deaton, Aimee M; Eyjolfsson, Gudmundur I; Davidsson, Olafur B; Asselbergs, Folkert W; Hreidarsson, Astradur B; Rafnar, Thorunn; Thorleifsson, Gudmar; Edvardsson, Vidar; Sigurdsson, Gunnar; Helgadottir, Anna; Halldórsson, Bjarni; Masson, Gisli; Holm, Hilma; Önundarson, Páll Torfi; Indridason, Olafur S; Benediktsson, Rafn; Palsson, Runolfur; Gudbjartsson, Daniel F; Olafsson, Isleifur; Thorsteinsdottir, Unnur; sulem, patrick; Stefansson, Kari (Oxford University Press (OUP), 2018-11-24)
    Urine dipstick tests are widely used in routine medical care to diagnose kidney and urinary tract and metabolic diseases. Several environmental factors are known to affect the test results, whereas the effects of genetic diversity are largely unknown. ...
  • Kainulainen, Samu; Duce, Brett; Korkalainen, Henri; Oksenberg, Arie; Leino, Akseli; Arnardottir, Erna Sif; Kulkas, Antti; Myllymaa, Sami; Töyräs, Juha; Leppänen, Timo (European Respiratory Society (ERS), 2020-04)
    Current diagnostic parameters estimating obstructive sleep apnoea (OSA) severity have a poor connection to the psychomotor vigilance of OSA patients. Thus, we aimed to investigate how the severity of apnoeas, hypopnoeas and intermittent hypoxaemia is ...
  • Stavarache, Ionel; Logofatu, Constantin; Sultan, Muhammad Taha; Manolescu, Andrei; Svavarsson, Halldor; Teodorescu, Valentin Serban; Ciurea, Magdalena Lidia (Springer Science and Business Media LLC, 2020-02-24)
    Films of SiGe nanocrystals (NCs) in oxide have the advantage of tuning the energy band gap by adjusting SiGe NCs composition and size. In this study, SiGe-SiO2 amorphous films were deposited by magnetron sputtering on Si substrate followed by rapid ...
  • Árnason, Hákon Örn; Torfason, Kristinn; Manolescu, Andrei; Valfells, Ágúst (Institute of Electrical and Electronics Engineers (IEEE), 2024)
    Molecular dynamics simulations, with full Coulomb interaction, are used to model short-pulse photoemission from a finite area in a microdiode. We demonstrate three emission regimes, source-limited emission, space-charge-limited emission for short pulses, ...
  • Shafiei, Ehsan; Davidsdottir, Brynhildur; Stefansson, Hlynur; Asgeirsson, Eyjolfur Ingi; Fazeli, Reza; Gestsson, Marías Halldór; Leaver, Jonathan (Elsevier BV, 2019-10)
    Transition to electric vehicles (EVs) requires multidimensional policy measures incorporating vehicle fleets, energy systems, consumer behaviours, and socio-economic developments. The main objective of this paper is to evaluate the implications of a ...
  • Finnsson, Hilmar (Háskólinn í Reykjavík, 2012-06-25)
    The aim of General Game Playing (GGP) is to create intelligent agents that automatically learn how to play many different games at an expert level without any human intervention. One of the main challenges such agents face is to automatically learn ...
  • Reitsma, Marissa B.; Fullman, Nancy; Ng, Marie; Salama, Joseph S.; Abajobir, Amanuel Alemu; Abate, Kalkidan Hassen; Abbafati, Cristiana; Abera, Semaw Ferede; Abraham, Biju; Abyu, Gebre Yitayih; Adebiyi, Akindele Olupelumi; Al-Aly, Ziyad; Aleman, Alicia V.; Ali, Raghib; Al Alkerwi, Ala'a; Allebeck, Peter; Al-Raddadi, Rajaa Mohammad; Amare, Azmeraw T.; Amberbir, Alemayehu; Ammar, Walid; Amrock, Stephen Marc; Antonio, Carl Abelardo T.; Asayesh, Hamid; Atnafu, Niguse Tadela; Azzopardi, Peter; Banerjee, Amitava; Barac, Aleksandra; Barrientos-Gutierrez, Tonatiuh; Basto-Abreu, Ana Cristina; Bazargan-Hejazi, Shahrzad; Bedi, Neeraj; Bell, Brent; Bello, Aminu K.; Bensenor, Isabela M.; Beyene, Addisu Shunu; Bhala, Neeraj; Biryukov, Stan; Bolt, Kaylin; Brenner, Hermann; Butt, Zahid; Cavalleri, Fiorella; Cercy, Kelly; Chen, Honglei; Christopher, Devasahayam Jesudas; Ciobanu, Liliana G.; Colistro, Valentina; Colomar, Mercedes; Cornaby, Leslie; Dai, Xiaochen; Damtew, Solomon Abrha; Dandona, Lalit; Dandona, Rakhi; Dansereau, Emily; Davletov, Kairat; Dayama, Anand; Degfie, Tizta Tilahun; Deribew, Amare; Dharmaratne, Samath D.; Dimtsu, Balem Demtsu; Doyle, Kerrie E.; Endries, Aman Yesuf; Ermakov, Sergey Petrovich; Estep, Kara; Faraon, Emerito Jose Aquino; Farzadfar, Farshad; Feigin, Valery L.; Feigl, Andrea B.; Fischer, Florian; Friedman, Joseph; Ghiwot, Tsegaye Tewelde; Gall, Seana L.; Gao, Wayne; Gillum, Richard F.; Gold, Audra L.; Gopalani, Sameer Vali; Gotay, Carolyn C.; Gupta, Rahul; Gupta, Rajeev; Gupta, Vipin; Hamadeh, Randah Ribhi; Hankey, Graeme; Harb, Hilda L.; Hay, Simon I.; Horino, Masako; Horita, Nobuyuki; Hosgood, H. Dean; Husseini, Abdullatif; Ileanu, Bogdan Vasile; Islami, Farhad; Jiang, Guohong; Jiang, Ying; Jonas, Jost B.; Kabir, Zubair; Kamal, Ritul; Kasaeian, Amir; Kesavachandran, Chandrasekharan Nair; Khader, Yousef S.; Khalil, Ibrahim; Khang, Young-Ho; Khera, Sahil; Khubchandani, Jagdish; Kim, Daniel; Kim, Yun Jin; Kimokoti, Ruth W.; Kinfu, Yohannes; Knibbs, Luke D.; Kokubo, Yoshihiro; Kolte, Dhaval; Kopec, Jacek; Kosen, Soewarta; Kotsakis, Georgios A.; Koul, Parvaiz A.; Koyanagi, Ai; Krohn, Kristopher J.; Krueger, Hans; Defo, Barthelemy Kuate; Bicer, Burcu Kucuk; Kulkarni, Chanda; Kumar, G. Anil; Leasher, Janet L.; Lee, Alexander; Leinsalu, Mall; Li, Tong; Linn, Shai; Liu, Patrick; Liu, Shiwei; Lo, Loon-Tzian; Lopez, Alan D.; Ma, Stefan; Abd El Razek, Hassan Magdy; Majeed, Azeem; Malekzadeh, Reza; Malta, Deborah Carvalho; Manamo, Wondimu Ayele; Martinez-Raga, Jose; Mekonnen, Alemayehu Berhane; Mendoza, Walter; Miller, Ted R.; Mohammad, Karzan Abdulmuhsin; Morawska, Lidia; Musa, Kamarul Imran; Nagel, Gabriele; Neupane, Sudan Prasad; Quyen Nguyen; Nguyen, Grant; Oh, In-Hwan; Oyekale, Abayomi Samuel; Mahesh, P. A.; Pana, Adrian; Park, Eun-Kee; Patil, Snehal T.; Patton, George C.; Pedro, Joao; Qorbani, Mostafa; Rafay, Anwar; Rahman, Mahfuzar; Rai, Rajesh Kumar; Ram, Usha; Ranabhat, Chhabi Lal; Refaat, Amany H.; Reinig, Nickolas; Roba, Hirbo Shore; Rodriguez, Alina; Roman, Yesenia; Roth, Gregory; Roy, Ambuj; Sagar, Rajesh; Salomon, Joshua; Sanabria, Juan; Santos, Itamar de Souza; Sartorius, Benn; Satpathy, Maheswar; Sawhney, Monika; Sawyer, Susan; Saylan, Mete; Schaub, Michael P.; Schluger, Neil; Schutte, Aletta Elisabeth; Sepanlou, Sadaf G.; Serdar, Berrin; Shaikh, Masood Ali; She, Jun; Shin, Min-Jeong; Shiri, Rahman; Shishani, Kawkab; Shiue, Ivy; Sigfúsdóttir, Inga Dóra; Silverberg, Jonathan I.; Singh, Jasvinder; Singh, Virendra; Slepak, Erica Leigh; Soneji, Samir; Soriano, Joan B.; Soshnikov, Sergey; Sreeramareddy, Chandrashekhar T.; Stein, Dan J.; Stranges, Saverio; Subart, Michelle L.; Swaminathan, Soumya; Szoeke, Cassandra E. I.; Tefera, Worku Mekonnen; Topor-Madry, Roman; Tran, Bach; Tsilimparis, Nikolaos; Tymeson, Hayley; Ukwaja, Kingsley Nnanna; Updike, Rachel; Uthman, Olalekan A.; Violante, Francesco Saverio; Vladimirov, Sergey K.; Vlassov, Vasiliy; Vollset, Stein Emil; Vos, Theo; Weiderpass, Elisabete; Wen, Chi-Pan; Werdecker, Andrea; Wilson, Shelley; Wubshet, Mamo; Xiao, Lin; Yakob, Bereket; Yano, Yuichiro; Ye, Penpeng; Yonemoto, Naohiro; Yoon, Seok-Jun; Younis, Mustafa Z.; Yu, Chuanhua; Zaidi, Zoubida; Zaki, Maysaa El Sayed; Zhang, Anthony Lin; Zipkin, Ben; Murray, Christopher J. L.; Forouzanfar, Mohammad H.; Gakidou, Emmanuela (2017-05)
    Background The scale-up of tobacco control, especially after the adoption of the Framework Convention for Tobacco Control, is a major public health success story. Nonetheless, smoking remains a leading risk for early death and disability worldwide, and ...
  • Thorisdottir, Ingibjorg (Háskólinn í Reykjavík, 2020-06)
    Many studies have found a relationship between social media use and symptoms of emotional distress, such as depression and anxiety. However, the existing research lacks longitudinal analyses, a thorough understanding of the possible mechanisms involved ...
  • Ilkov, Marjan (2016-02)
    Space-charge limited emission in vacuum microdiodes can go through transverse modulation under certain conditions. The frequency of this modulated current is in the terahertz band and it can be tuned by changing either the the gap spacing or the gap ...
  • Zhang, Peng; ANG, YEE SIN; Garner, Allen; Valfells, Agust; Luginsland, John; ANG, LAY KEE (AIP Publishing, 2021-03-14)
    This Perspective reviews the fundamental physics of space–charge interactions that are important in various media: vacuum gap, air gap, liquids, and solids including quantum materials. It outlines the critical and recent developments since a previous ...
  • Capps, Jeremy; Marinescu, D. C.; Manolescu, Andrei (American Physical Society (APS), 2016-02-09)
    We demonstrate that a spin-dependent Seebeck effect can be detected in quantum wells with zinc-blend structure with equal Rashba-Dresselhaus spin-orbit couplings. This theory is based on the establishment of an itinerant antiferromagnetic state, a low ...
  • Lovecchio, Joseph; Gargiulo, Paolo; Vargas Luna, José Luis; Giordano, Emanuele; Sigurjonsson, Olafur (Springer Science and Business Media LLC, 2019-11-14)
    The availability of engineered biological tissues holds great potential for both clinical applications and basic research in a life science laboratory. A prototype standalone perfusion/compression bioreactor system was proposed to address the osteogenic ...
  • Morris, Brandi S.; Chrysochou, Polymeros; Christensen, Jacob Dalgaard; Lund Orquin, Jacob; Barraza, Jorge; Zak, Paul J.; Mitkidis, Panagiotis (Springer Science and Business Media LLC, 2019-04-06)
    Climate change is an issue which elicits low engagement, even among concerned segments of the public. While research suggests that the presentation of factual information (e.g., scientific consensus) can be persuasive to some audiences, there is also ...
  • Padden, Ciara; Jack, James (Springer Science and Business Media LLC, 2017-03-31)
    Parents of children with Autism Spectrum Disorder (ASD) have been reported as experiencing higher levels of stress and poorer physical health than parents of typically developing children. However, most of the relevant literature has been based on ...
  • Sigfúsdóttir, Inga Dóra; Kristjansson, Alfgeir; Þórlindsson, Þórólfur; Allegrante, John (Oxford University Press (OUP), 2016-05-06)
    Stress and strain among adolescents have been investigated and discussed largely within three separate disciplines: mental health, where the focus has been on the negative effects of stress on emotional health; criminology, where the emphasis has been ...
  • Zhelyazov, Todor (MDPI AG, 2020-03-11)
    This article investigates the material behavior within multiple-component systems. Specifically, a structural concrete element strengthened to flexure with externally-bonded fiber-reinforced polymer (FRP) material is considered. Enhancements of mechanical ...