Search Results - "Smith, H.I."

Fabrication of add-drop filters based on frequency-matched microring resonators by Barwicz, T., Popovic, M.A., Watts, M.R., Rakich, P.T., Ippen, E.P., Smith, H.I.

“…Frequency mismatches between resonators significantly impact the spectral responses of coupled resonator filters, such as high-order microring filters. In this…”
Get full text

Templated Self-Assembly of Block Copolymers: Effect of Substrate Topography by Cheng, J.Y., Ross, C.A., Thomas, E.L., Smith, H.I., Vancso, G.J.

“…Topographical confinement is used to template the formation of nanoscale domains in a self‐assembled block copolymer film. The topographical template controls…”
Get full text

Fabrication and characterization of narrow-band Bragg-reflection filters in silicon-on-insulator ridge waveguides by Murphy, T.E., Hastings, J.T., Smith, H.I.

“…We describe the design, fabrication and measurement of an integrated-optical Bragg grating filter, operating at a freespace wavelength of 1543 nm, based upon a…”
Get full text

Precision Tunable Silicon Compatible Microring Filters by Amatya, R., Holzwarth, C.W., Smith, H.I., Ram, R.J.

“…Microring resonators can be used as passband filters for wavelength-division demultiplexing in electronic-photonic integrated circuits. For applications such…”
Get full text

Magnetic properties of large-area particle arrays fabricated using block copolymer lithography by Cheng, J.Y., Ross, C.A., Thomas, E.L., Smith, H.I., Lammertink, R.G.H., Vancso, G.J.

“…50-nm period arrays of Co particles with widths of 35 nm and heights of 5-20 nm have been made using a self-assembled block copolymer lithography. The magnetic…”
Get full text

Magnetic switching in 100 nm patterned pseudo spin valves by Castano, F.J., Hao, Y., Haratani, S., Ross, C.A., Vogeli, B., Walsh, M., Smith, H.I.

“…Progress in developing operative high-density magnetoresistive random access memory (MRAM) devices relies critically on tailoring the magnetic switching…”
Get full text

Fabrication of large area nanostructured magnets by interferometric lithography by Farhoud, M., Hwang, M., Smith, H.I., Schattenburg, M.L., Bae, J.M., Youcef-Toumi, K., Ross, C.A.

“…Patterned arrays of magnetic elements may be useful as media for high density magnetic storage applications. Interferometric lithography has been used to…”
Get full text

Major hysteresis loop modeling of two-dimensional arrays of single domain particles by Hwang, M., Farhoud, M., Hao, Y., Walsh, M., Savas, T.A., Smith, H.I., Ross, C.A.

“…We have studied the effect of magnetostatic interactions on the overall shape of hysteresis loops for arrays of single domain particles. A computational model…”
Get full text

In-plane anisotropy in arrays of magnetic ellipses by Hao, Y., Walsh, M., Farhoud, M., Ross, C.A., Smith, H.I., Wang, J.Q., Malkinski, L.

“…Large area samples of submicron arrays of elliptical thin Co dots were fabricated using interference lithography and ion milling. The magnetic properties were…”
Get full text

Soft X-ray resonant scattering: an element-specific tool to characterize patterned arrays of nanomagnets by Sanchez-Hanke, C., Castano, F.J., Hao, Y., Hulbert, S.L., Ross, C.A., Smith, H.I., Chi-Chang Kao

“…The authors have demonstrated the use of soft X-ray resonant scattering as an element-specific tool for characterizing the structure and magnetic properties of…”
Get full text

A three-dimensional optical photonic crystal with designed point defects by Qi, Minghao, Lidorikis, Elefterios, Rakich, Peter T, Johnson, Steven G, Joannopoulos, J. D, Ippen, Erich P, Smith, Henry I

“…Photonic crystals offer unprecedented opportunities for miniaturization and integration of optical devices. They also exhibit a variety of new physical…”
Get full text

Building Many-Core Processor-to-DRAM Networks with Monolithic CMOS Silicon Photonics by Batten, C., Joshi, A., Orcutt, J., Khilo, A., Moss, B., Holzwarth, C.W., Popovic, M.A., Hanqing Li, Smith, H.I., Hoyt, J.L., Kartner, F.X., Ram, R.J., Stojanovic, V., Asanovic, K.

“…Silicon photonics is a promising technology for addressing memory bandwidth limitations in future many-core processors. This article first introduces a new…”
Get full text

Electron velocity overshoot at room and liquid nitrogen temperatures in silicon inversion layers by Shahidi, G.G., Antoniadis, D.A., Smith, H.I.

“…Effective electron velocities in silicon MOSFETs exceeding the bulk saturation values of 10/sup 7/ cm/s at room temperature and 1.3*10/sup 7/ cm/s at…”
Get full text

Observation of electron velocity overshoot in sub-100-nm-channel MOSFET's in Silicon by Chou, S.Y., Antoniadis, D.A., Smith, H.I.

“…n-channel MOSFET's with channel lengths from 75 nm to 5 µm were fabricated in Si using combined X-ray and optical lithographies, and were characterized at 300,…”
Get full text

Reduction of channel hot-electron-generated substrate current in sub-150-nm channel length Si MOSFET's by Shahidi, G.G., Antoniadis, D.A., Smith, H.I.

“…Channel hot-electron-generated substrate currents were measured in MOSFET devices with channel lengths down to 0.09 mu m, and a family of characteristic plots…”
Get full text

Quantum phenomena in field-effect-controlled semiconductor nanostructures by Ismail, K.E., Bagwell, P.F., Orlando, T.P., Antoniadis, D.A., Smith, H.I.

“…Quantum effects resulting from sub-100 nm features in planar, field-effect-controlled semiconductor structures or devices are discussed, and experimental…”
Get full text

The Use of Surface-Elastic-Wave Reflection Gratings in Large Time-Bandwidth Pulse-Compression Filters by Williamson, R.C., Smith, H.I.

“…A new type of surface-wave device has been developed which uses the reflection of surface elastic waves to achieve a desired transfer function. A series of…”
Get full text

Maximizing the Thermo-Optic Tuning Range of Silicon Photonic Structures by Gan, F., Barwicz, T., Popovic, M.A., Dahlem, M.S., Holzwarth, C.W., Rakich, P.T., Smith, H.I., Ippen, E.P., Kartner, F.X.

“…We demonstrate 20 nm thermo-optic tuning in silicon microring resonators with 16 nm free spectral range (FSR), the largest reported full-FSR thermal tuning,…”
Get full text

Metallic-Contamination-Induced Optical Loss in Silicon Microphotonic Waveguides by Barwicz, T., Holzwarth, C.W., Rakich, P.T., Popovic, M.A., Ippen, E.I., Smith, H.I.

“…We report on optical loss reaching 100 dB/cm observed in Si wire waveguides defined by reactive-ion etching in the proximity of metals with a low temperature…”
Get full text

Ultra-widely tunable photonic microcavities through evanescent field perturbation by Rakich, P.T., Popovic, M.A., Watts, M.R., Barwicz, T., Smith, H.I., Ippen, E.P.

“…Evanescent perturbation is examined as a means of tuning photonic microcavities over large wavelength ranges. 27 nm reversible tuning is achieved through…”
Get full text