Semiconductors/Photonics/Organic Electronics https://mrsec.org/taxonomy/term/13/all en 2D Polar Metals and Heterostructures https://mrsec.org/research/2d-polar-metals-and-heterostructures <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p><img alt="" src="https://www.mrsec.org/sites/default/files/IRG1_Penn%20State_2020.png" style="width:400px; margin:5px; float:left; height:285px" />IRG1 pursues the promise of a new materials platform that stabilizes a diverse array of two-dimensional polar metals and enables their integration into ground-breaking optically and electronically active heterostructures. Metals and alloys sit at the heart of materials research, but their susceptibility to surface oxidation has impeded their investigation in atomically thin form or as pristine surfaces exposed to the ambient environment.</p></div></div></div> Tue, 20 Oct 2020 15:05:21 +0000 divya.abhat 6601 at https://mrsec.org Active Interfaces Between Highly-Deformable Nanomaterials https://mrsec.org/research/active-interfaces-between-highly-deformable-nanomaterials <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p>This IRG will transform understanding of the link between deformations of 2D heterostructures and molecular assemblies, and the resultant changes in electronic, chemical, and optical properties. It will explore a novel regime where non-uniform deformations are large compared to material dimensions, resulting in emergent properties and functionalities.</p> </div></div></div> Mon, 25 Sep 2017 16:29:02 +0000 ashish.tonse 6289 at https://mrsec.org Advanced metamaterials and near-field tools https://mrsec.org/research/advanced-metamaterials-and-near-field-tools <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><h3>Mission:</h3> <p>This IRG will investigate metamaterials- particularly chiral, quasiperiodic and hyperbolic MMs – and MM-inspired structures with unusual properties such as near-field plates and hyperlenses, and develop understanding applicable to communication, sensing and imaging.</p></div></div></div> Sun, 13 Mar 2016 22:50:40 +0000 umichigan 5506 at https://mrsec.org Complex Metal Oxides https://mrsec.org/research/complex-metal-oxides <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p>Complex metal oxides are a diverse and highly versatile class of materials that can exhibit scientifically and technologically important behaviors ranging from magnetism to piezoelectricity.  New technologies and new fields of applications can be realized by expanding the scope of available ionic compositions and increasing the geometric complexity of nanostructures formed from crystalline oxide materials.</p></div></div></div> Wed, 30 Jan 2019 16:26:25 +0000 ashish.tonse 6408 at https://mrsec.org Controlled Function in Inter-dimensional Materials https://mrsec.org/research/controlled-function-inter-dimensional-materials <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p><img alt=" Controlled Function in Inter-dimensional Materials" src="https://mrsec.org/sites/default/files/u63/IRG4.jpg" title=" Controlled Function in Inter-dimensional Materials" /></p> <p>IRG Leaders: <strong>Cherie R. Kagan</strong> &amp; <strong>James M. Kikkawa</strong></p> <p>Senior Investigators; Marija Drndić, Nader Engheta, Jennifer Lukes, Christopher B. Murray</p></div></div></div> Sun, 13 Mar 2016 22:50:40 +0000 upenn 5518 at https://mrsec.org Development of Ultra-Coherent Quantum Materials (IRG 3) https://mrsec.org/research/development-ultra-coherent-quantum-materials-irg-3 <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p></p></div></div></div> Sun, 13 Mar 2016 22:50:40 +0000 princeton 5529 at https://mrsec.org Electrostatic Control of Materials https://mrsec.org/research/electrostatic-control-materials <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p><strong>The vision of IRG-1, Electrostatic Control of Materials, is to use a set of new techniques for electrostatic manipulation of charge carrier density at material surfaces as a universal platform to probe and control electronic properties in novel materials.</strong><span> Recently developed methods based on ionic liquids, ionic gels, and solid electrolyte structures are being used to generate unprecedented charge densities in a variety of materials, up to significant fractions of an electron per unit cell, enabling dramatic property modification.</span></p></div></div></div> Sun, 13 Mar 2016 22:50:40 +0000 umn 5537 at https://mrsec.org Functional Heteroanionic Materials via the Science of Synthesis https://mrsec.org/research/functional-heteroanionic-materials-science-synthesis <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p>This IRG develops new heteroanionic materials with tunable electronic, ionic, thermal, and optical properties, which are otherwise inaccessible from simpler homoanionic structures and chemistries. Discovery of heteroanionic materials are facilitated by synthetic and characterization methods that provide a panoramic view of crystallization and diffusion processes in which emerging phases of interest are revealed and growth mechanisms are delineated.</p></div></div></div> Sun, 13 Mar 2016 22:50:40 +0000 northwestern 5545 at https://mrsec.org Functional Organic-Inorganic Electronic Interfaces https://mrsec.org/research/functional-organic-inorganic-electronic-interfaces <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p><img src="http://stanford.edu/group/mrsec/research/IRG2untitled2.gif" alt="IRG2untitled2.gif" /></p></div></div></div> Sun, 13 Mar 2016 22:50:40 +0000 uw-madison 5544 at https://mrsec.org Harnessing Mixed Anion Systems to Create Novel Magnetic Properties https://mrsec.org/research/harnessing-mixed-anion-systems-create-novel-magnetic-properties <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p>Precise synthetic control of the local electronic structure of metal centers within materials offers the potential to engender exotic physical properties. In particular, tuning the electronic structure of metal centers enables the creation of strongly correlated electron systems, enabling researchers to ask fundamental questions about magnetism and superconductivity. Within this Seed, a team of researchers is working on harnessing classes of mixed anion systems to discover and manipulate magnetic and superconducting properties of materials.</p></div></div></div> Sun, 13 Mar 2016 22:50:48 +0000 northwestern 5580 at https://mrsec.org Hybrid Organic-Inorganic Nanoelectronic Materials from Molecules to Printable Thin Films https://mrsec.org/research/hybrid-organic-inorganic-nanoelectronic-materials-molecules-printable-thin-films <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p>The primary objective of IRG-4 is to improve fundamental understanding, optimize process efficiency, and enable novel technological advances across multiple length-scales of hybrid organic-inorganic materials for nanoelectronic applications. Two major themes organize the group's efforts to realize new design principles and paradigms for electronic materials. </p></div></div></div> Sun, 13 Mar 2016 22:50:48 +0000 northwestern 5554 at https://mrsec.org Ionic Control of Materials https://mrsec.org/research/ionic-control-materials <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p>The goal of this research group is to understand the mechanisms, capabilities, and applications of electrostatic and electrochemical gating and to gain electrical control over a wide range of electronic phases and functions.</p> </div></div></div> Wed, 05 Aug 2020 15:38:33 +0000 umn 6565 at https://mrsec.org Issues in Materials Integration on Silicon https://mrsec.org/research/issues-materials-integration-silicon <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p><img src="http://stanford.edu/group/mrsec/research/IRG1untitled1.gif" alt="IRG1untitled1.gif" /> Fundamental Issues in Materials Integration on Silicon investigates the fundamental atomistic and mesoscopic mechanisms underlying the integration of materials, devices and structures on silicon, as an integration platform. Materials integration on Si leverages the power of CMOS through the addition of other components, thereby increasing function while maintaining the advantages and the versatility of Si processing and device technology.</p></div></div></div> Sun, 13 Mar 2016 22:50:48 +0000 uw-madison 5557 at https://mrsec.org Magnetoelectric Materials and Functional Interfaces https://mrsec.org/research/magnetoelectric-materials-and-functional-interfaces-0 <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p>Magnetoelectric (ME) materials are at the frontier of materials research due to a variety of non-trivial coupling mechanisms interweaving electric and magnetic degrees of freedom. Their properties are in many aspects superior over today’s spintronic materials where the emphasis is on creating and manipulating spin-polarized (but nevertheless dissipating) electric currents.</p></div></div></div> Thu, 19 Oct 2017 20:31:06 +0000 unebraska 6294 at https://mrsec.org Materials Science of Quantum Phenomena in van der Waals Heterostructures https://mrsec.org/research/materials-science-quantum-phenomena-van-der-waals-heterostructures <div class="field field-name-body field-type-text-with-summary field-label-hidden"><div class="field-items"><div class="field-item even" property="content:encoded"><p>IRG 1, Materials Science of Quantum Phenomena in van der Waals Heterostructures, combines two-dimensional van der Waals materials into pristine layered heterostructures. Under an existing MIRT program, this team has demonstrated successful collaboration to develop proof-of-concept heterostructures with unprecedented size, perfection, and complexity, giving us the ideal building blocks for the current effort.</p></div></div></div> Sun, 13 Mar 2016 22:50:40 +0000 columbia 5551 at https://mrsec.org