Metamaterial electromagnetic wave absorbers

CM Watts, X Liu, WJ Padilla - Advanced materials, 2012 - Wiley Online Library
The advent of negative index materials has spawned extensive research into metamaterials
over the past decade. Metamaterials are attractive not only for their exotic electromagnetic …

Spectral selectivity in infrared thermal detection

JJ Talghader, AS Gawarikar, RP Shea - Light: Science & Applications, 2012 - nature.com
A review is made of the physics and technology of spectrally selective thermal detectors,
especially those operating at non-cryogenic temperatures. The background radiation noise …

Controlled etching and regrowth of tunnel oxide for antenna-coupled metal-oxide-metal diodes

B Tiwari, JA Bean, G Szakmány… - Journal of Vacuum …, 2009 - pubs.aip.org
The authors have designed a new procedure for fabrication of infrared (IR) sensors. These
sensors consist of a dipole antenna coupled with a metal-oxide-metal (MOM)(Al–AlO x–Pt) …

Decoupling absorption and radiative cooling in mid-wave infrared bolometric elements

A Ware, M Bergthold, N Mansfield, Z Sakotic… - Optics Letters, 2023 - opg.optica.org
We present a spectrally selective, passively cooled mid-wave infrared bolometric absorber
engineered to spatially and spectrally decouple infrared absorption and thermal emission …

Fabrication of suspended antenna-coupled nanothermocouples

GP Szakmany, AO Orlov, GH Bernstein… - Journal of Vacuum …, 2019 - pubs.aip.org
The authors present the fabrication of suspended antenna-coupled nanothermocouples
(ACNTCs) over a cavity formed from an Si substrate by XeF 2 etching. They observe a 100 …

Effect of read-out interconnects on the polarization characteristics of nanoantennas for the long-wave infrared regime

BN Tiwari, PJ Fay, GH Bernstein… - IEEE transactions on …, 2013 - ieeexplore.ieee.org
We report experimental and simulation studies of the effect of interconnects on the
polarization characteristics of nanoscale dipole antennas. In the long-wave infrared (LWIR) …

Chitin-based cantilever bimorphs and readout devices

MT Mueller, AP Pisano, R Azevedo, DC Walther… - US Patent …, 2011 - Google Patents
An infrared sensor with at least one cantilever beam function alized with chitin, chitosan or
their derivatives that can be tailored to be sensitive to certain IR bands for detection and …

Phase Control of an Infrared-Frequency Current Wave on a Microstrip Line with dc Diode Bias

C Moreno, A Warren, J Ginn… - 2021 International …, 2021 - ieeexplore.ieee.org
Antenna tuning using voltage-controlled elements such as diodes or varactors has been
challenging in the infrared. We present measurements of an antenna-coupled metal-oxide …

Beyond the blackbody radiation limit: high-sensitivity thermal detectors

JJ Talghader, AS Gawarikar… - Infrared Technology and …, 2010 - spiedigitallibrary.org
The blackbody radiation limit has traditionally been set forth as the ultimate performance
limit of thermal detectors. However, this fundamental limit assumes that the detector absorbs …

[图书][B] Infrared antenna-coupled phased-array

CT Middlebrook - 2007 - search.proquest.com
Phased-array antennas are commonplace in the radiofrequency portion of the
electromagnetic spectrum. Exploitation of phasing effects between multiple antennas …