Blar i NTNU Open på forfatter "Strømberg, Anders"
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Anisotropy and domain formation in a dipolar magnetic metamaterial
Digernes, Einar Standal; Strømberg, Anders; Vaz, Carlos A. F.; Kleibert, Armin; Grepstad, Jostein; Folven, Erik (Journal article; Peer reviewed, 2021) -
Clocked dynamics in artificial spin ice
Jensen, Johannes Høydahl; Strømberg, Anders; Breivik, Ida; Penty, Arthur George; Nino, Miguel Angel; Khaliq, Muhammad Waqas; Foerster, Michael; Tufte, Gunnar; Folven, Erik (Peer reviewed; Journal article, 2024)Artificial spin ice (ASI) are nanomagnetic metamaterials with a wide range of emergent properties. Through local interactions, the magnetization of the nanomagnets self-organize into extended magnetic domains. However, ... -
Direct imaging of long-range ferromagnetic and antiferromagnetic order in a dipolar metamaterial
Digernes, Einar; Slöetjes, Samuel Dingeman; Strømberg, Anders; Bang, Ambjørn Dahle; Olsen, Fredrik Kjemperud; Arenholz, Elke; Chopdekar, Rajesh V.; Grepstad, Jostein; Folven, Erik (Journal article, 2020)Magnetic metamaterials such as artificial spin ice offer a route to tailor magnetic properties. Such materials can be fabricated by lithographically defining arrays of nanoscale magnetic islands. The magnetostatic interactions ... -
Do Students Reflect on Sustainability? Student Development of Competencies for Sustainability in Project-Based Learning
Bolstad, Torstein; Lundheim, Lars Magne; Orlandic, Milica; Strømberg, Anders; Zimmermann, Pauline Hardeberg (Peer reviewed; Journal article, 2023)Higher education plays a crucial role in supporting a society based on sustainable development through the facilitation of students’ acquisition of competencies for sustainable development. A suitable arena in which to ... -
Effects of array shape and disk ellipticity in dipolar-coupled magnetic metamaterials
Slöetjes, Samuel Dingeman; Digernes, Einar; Strømberg, Anders; Olsen, Fredrik Kjemperud; Bang, Ambjørn Dahle; N'diaye, Alpha T; Chopdekar, Rajesh V.; Folven, Erik; Grepstad, Jostein (Peer reviewed; Journal article, 2021)Two-dimensional lattices of dipolar-coupled thin film ferromagnetic nanodisks give rise to emergent superferromagnetic (SFM) order when the spacing between dots becomes sufficiently small. In this paper, we define micron-sized ... -
Fabrication of Large Area Artificial Spin Ice Systems
Stalsberg, Marte Pedersen (Master thesis, 2021)Artificial spin ice (ASI) er en type konstruerte materialer, bestående av magneter av nanostørrelse som har fått mye oppmerksomhet det siste tiåret. Fordi vekselvirkninger mellom nanomagnetene skaper magnetisk frustrasjon ... -
Fabrication of Supermagnetic Metamaterials
Rosvoll, Susanne (Master thesis, 2021)De siste årene har studier innen magnetiske metamaterialer funnet tegn på supermagnetisme i enkelte magnetsystemer, noe som gjør feltet attraktivt både for forskning og framtidig teknologi. For å muliggjøre bruken av disse ... -
Flatspin: A large-scale artificial spin ice simulator
Jensen, Johannes Høydahl; Strømberg, Anders; Lykkebø, Odd Rune Strømmen; Penty, Arthur George; Lealiaert, Jonathan; Själander, Magnus; Folven, Erik; Tufte, Gunnar (Journal article; Peer reviewed, 2022)We present flatspin, a novel simulator for systems of interacting mesoscopic spins on a lattice, also known as artificial spin ice (ASI). A generalization of the Stoner-Wohlfarth model is introduced, and combined with a ... -
Investigating hysteresis in deformed 45° pinwheel artificial spin ices by magnetic force microscopy
Breivik, Ida (Master thesis, 2022)Kunstig spinnis er magnetiske metamaterialer bestående av vekselvirkende nanomagneter som viser stort potensial for bruk i fremtidens dataanalyseteknologier. Nanomagnetene er plassert i mønstre som introduserer geometriske ... -
Investigating the Magnetic Characteristics of Oxidized Ni80Fe20 Structures and the Integrity of Al Capping Layers Used as an Oxidation Barrier
Lyng-Jørgensen, Jonas (Master thesis, 2022)Kunstige spinnis er metamaterialer bestående av nanoskala ferromagneter satt sammen i ulike geometrier for å produsere eksotiske magnetiske egenskaper og representerer potensielle kandidater for bruk i lavenergi ... -
Magnetic Force Microscopy and Micromagnetic Simulations of Nanoscale Magnetic Structures and Modified Artificial Spin Ices
Langørgen, Amanda (Master thesis, 2020)Kunstige spinnis betegner magnetiske metamaterialer som består av koblede nanomagneter plassert i et gitter. De utgjør interessante system fordi de gir mulighet til å skreddersy magnetiske egenskaper. Videre har de et ... -
Magnetic Force Microscopy of Magnetic Nanodisk Arrays at Room Temperature
Wang, Thorstein (Master thesis, 2019)De senere årene har verden opplevd en eksponentiell økning i energiforbruket relatert til informasjonsteknologi og data. Samtidig er det et intenst behov for å redusere verdenssamfunnets samlede energiforbruk. Dette gjør ... -
Magnetic Ordering in Artificial Spin Ice: Towards Tailormade Magnetic Metamaterials
Fjon, Håvard Katle (Master thesis, 2021)CMOS-teknologi nærmer seg grensen av Moore's lov, og stadig mer oppmerksomhet blir rettet mot potensielle materialer til bruk i ukonvensjonelle datamaskiner. Utvikling i nanofabrikkeringsteknikker har gitt økt fokus og mer ... -
Micromagnetic modelling and magnetic force microscopy of supermagnetism in patterned nanomagnetic arrays
Strømberg, Anders (Master thesis, 2018)Advanced magnetic materials have played an important role in, and continue to pave the way for, innovative technological advancements. Modern day computers, sensors, and biomedicine would not be possible without the use ... -
Surface Roughness in Metallic Thin Films and its Effects on the Magnetic Properties of Permalloy Thin Films
Årdal, Håvard Mattias (Master thesis, 2022)Ferromagnetisk permalloy (Py) tynnfilmer ser omfattende bruk i en rekke applikasjoner, som for eksempel i magnetisk datalagring og kunstig spinn-is systemer. Etter hvert som dimensjonene på enhetene blir mindre, blir også ... -
Sustainability in project-based learning: Project themes and self- perceived competencies
Bolstad, Torstein; Lundheim, Lars Magne; Orlandic, Milica; Strømberg, Anders; Zimmermann, Pauline Hardeberg (Peer reviewed; Journal article, 2021)Project-based learning can be a suitable arena in which to integrate sustainability. In this work, we study what effect choosing a project theme related to sustainability has on the students’ own assessment of integration ...