130 citations · 486 across the 13 of their papers we have counts for
13 papers
Integrated, ultrafast all-optical polariton transistors with sub-wavelength grating microcavities
Pietro Tassan, Darius Urbonas, Bartos Chmielak +7
All-optical logic has the potential to overcome the operation speed barrier that has persisted in electronic circuits for two decades. However, the development of scalable architec…
Non-Volatile Resistive Switching of Polymer Residues in 2D Material Memristors
Dennis Braun, Mohit D. Ganeriwala, Lukas Völkel +11
Two-dimensional (2D) materials are popular candidates for emerging nanoscale devices, including memristors. Resistive switching (RS) in such 2D material memristors has been attribu…
Resistive Switching and Current Conduction Mechanisms in Hexagonal Boron Nitride Threshold Memristors with Nickel Electrodes
Lukas Völkel, Dennis Braun, Melkamu Belete +8
The two-dimensional (2D) insulating material hexagonal boron nitride (h BN) has attracted much attention as the active medium in memristive devices due to its favorable physical pr…
A verified equivalent-circuit model for slotwaveguide modulators
Heiner Zwickel, Stefan Singer, Clemens Kieninger +7
We formulate and experimentally validate an equivalent-circuit model based on distributed elements to describe the electric and electro-optic (EO) properties of travellingwave sili…
Nonvolatile Resistive Switching in Nanocrystalline Molybdenum Disulfide with Ion-Based Plasticity
Melkamu Belete, Satender Kataria, Aykut Turfanda +4
Non-volatile resistive switching is demonstrated in memristors with nanocrystalline molybdenum disulfide (MoS) as the active material. The vertical heterostructures consist of…
Monolithically Integrated Perovskite Semiconductor Lasers on Silicon Photonic Chips by Scalable Top-Down Fabrication
Piotr J Cegielski, Anna Lena Giesecke, Stefanie Neutzner +11
Metal-halide perovskites are promising lasing materials for realization of monolithically integrated laser sources, the key components of silicon photonic integrated circuits (PICs…
Overlay Accuracy Limitations of Soft Stamp UV Nanoimprint Lithography and Circumvention Strategies for Device Applications
Piotr Jacek Cegielski, Jens Bolten, Jung Wuk Kim +5
In this work multilevel pattering capabilities of Substrate Conformal Imprint Lithography (SCIL) have been explored. A mix & match approach combining the high throughput of nanoimp…
Integrated perovskite lasers on silicon nitride waveguide platform by cost-effective high throughput fabrication
Piotr Jacek Cegielski, Stefanie Neutzner, Caroline Porschatis +8
Metal-halide perovskites are a class of solution processed materials with remarkable optoelectronic properties such as high photoluminescence quantum yields and long carrier lifeti…
Reflective Arrayed Waveguide Grating with Sagnac Loop Reflectors in Silicon-on-Insulator with Gaussian Pass-band
Bernardo Gargallo, Pascual Muñoz, Rocío Baños +4
In this paper the experimental demonstration of a Silicon-on-Insulator Reflective Arrayed Waveguide Grating (R-AWG) is reported. The device employs one Sagnac loop mirror per arm i…
Novel layout for reflective arrayed waveguide gratings based on Sagnac loop reflectors with custom spectral response
Bernardo Gargallo, Pascual Muñoz
A novel layout for a reflective Arrayed Waveguide Grating is presented in this paper. The device consists of one half of a regular AWG where each arm waveguide in the array is term…
Mobility in Graphene Double Gate Field Effect Transistors
M. C. Lemme, T. J. Echtermeyer, M. Baus +5
In this work, double-gated field effect transistors manufactured from monolayer graphene are investigated. Conventional top-down CMOS-compatible processes are applied except for gr…
Surface modified silicon nanochannel for urea sensing
Yu Chen, Xihua Wang, Mi Hong +2
Silicon nanowires have been surface functionalized with the enzyme urease for biosensor applications to detect and quantify urea concentration. The device is nanofabricated from a…
Observation of magnetic order in La_{1.9}Sr_{0.1}CuO_{4} from two-magnon Raman scattering
Y. Lin, J. Sichelschmidt, J. E. Eldridge +2
We reported two-magnon Raman scattering from La_{1.9}Sr_{0.1}CuO_4, which has a suppressed Tc=12 K, as the temperature is lowered below 37 K and an ordered spin phase is formed. Th…