Results 91 to 100 of about 144,334 (313)

Contrast Invariant SNR and Isotonic Regressions [PDF]

open access: yesInternational Journal of Computer Vision, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Pierre Weiss   +3 more
openaire   +3 more sources

Double‐Sided Mechanical Interlocking Enables Soft‐Rigid Conductive Interfaces With a Record High Toughness for Flexible Electronics

open access: yesAdvanced Materials, EarlyView.
A double‐sided mechanical interlocking strategy is developed to create robust electrical contact between polymer electrode and metal interconnect. The fibrous structure enables formation of thread–hole adhesion, which only breaks under bulk failure and achieves a record high interfacial energy exceeding 730 J·m−2. This adhesion secures the integrity of
Gang Li   +6 more
wiley   +1 more source

Fibre optic fizeau intererometer for optical coherence tomography [PDF]

open access: yes, 2006
The aim of the project was to develop the Fizeau interferometer configuration to take advantage of the benefits derived from its “downlead insensitivity” to temperature and polarisation fading.
Casaubieilh, P.
core  

SNR and SNR gain for different frequencies.

open access: yes, 2018
The analytical and numerical results are shown in lines and symbols, respectively. ω = 0.05 (solid lines, pentagons), ω = 0.1 (dashed lines, squares), and ω = 0.2 (dotted lines, circles).
Zhongdang Xiao (5533574)   +3 more
core   +1 more source

Signal Shaping for BICM at Low SNR [PDF]

open access: yesIEEE Transactions on Information Theory, 2013
The mutual information of bit-interleaved coded modulation (BICM) systems, sometimes called the BICM capacity, is investigated at low signal-to-noise ratio (SNR), i.e., in the wideband regime. A new linear transform that depends on bits' probabilities is introduced.
Erik Agrell, Alex Alvarado
openaire   +3 more sources

Bias‐Field Free Single‐Frequency CW‐ODMR of Nitrogen‐Vacancy Centers in Diamond for the Detection of Transient Electrical Signals

open access: yesAdvanced Materials Interfaces, EarlyView.
Simplified quantum sensing technique for the detection of short electrical signals occurring in neuronal signaling or bioinspired technologies. We demonstrate a single frequency continuous‐wave optically detected magnetic resonance (CW‐ODMR) approach to sense signals that can be as short as 0.2 ms.
João Paulo Silva   +4 more
wiley   +1 more source

Advances in Halide Perovskites for Photon Radiation Detectors

open access: yesAdvanced Materials Technologies, EarlyView.
This work highlights recent progress in perovskite‐based photon radiation detectors, covering organic–inorganic hybrid, inorganic, lead‐free double, and vacancy‐ordered halide perovskites. Their detection performance is compared, material‐specific advantages and challenges are examined, and provides insight into current limitations and future ...
Liangling Wang   +3 more
wiley   +1 more source

Electro-Optical Design of Imaging Payload for a Remote Sensing Satellite [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2010
Remote sensing using small spacecraft arising from multi-objective economic activity problems is getting more and more developed. These satellites require very accurate pointing to specific locations of interest, with high reliability and small latency ...
E Peighani-Asl   +3 more
doaj  

The SNR W28 at TeV energies

open access: yesAIP Conference Proceedings, 2000
The southern supernova remnant (SNR)W28 was observed in 1994 and 1995 by the CANGAROO 3.8m telescope in a search formulti-TeV gamma ray emission, using the Cerenkov imaging technique. We obtained upper limits for a variety of point-like and extended features within a +-1 degree-region and briefly discuss these results, together with that of EGRET ...
Rowell, G. P.   +26 more
openaire   +2 more sources

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

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