Results 41 to 50 of about 176,774 (326)

Terahertz Quantum Cryptography [PDF]

open access: yesIEEE Journal on Selected Areas in Communications, 2020
REVTeX. 14 pages. 5 figures.
Carlo Ottaviani   +6 more
openaire   +5 more sources

Toward End-to-End, Full-Stack 6G Terahertz Networks

open access: yes, 2020
Recent evolutions in semiconductors have brought the terahertz band in the spotlight as an enabler for terabit-per-second communications in 6G networks.
Jornet, Josep   +3 more
core   +1 more source

Analytical Terahertz Spectroscopy

open access: yesAnalytical Sciences, 2008
Recent progress in analytical terahertz (THz) spectroscopy is reviewed with illustrative examples showing that it is an effective method for detecting and identifying intermolecular interactions in chemical compounds, such as hydrogen bonds. The unique and characteristic properties of THz waves, their significance to both science and industry, and the ...
Yuko, Ueno, Katsuhiro, Ajito
openaire   +3 more sources

Terahertz aqueous photonics

open access: yesFrontiers of Optoelectronics, 2020
Developing efficient and robust terahertz (THz) sources is of incessant interest in the THz community for their wide applications. With successive effort in past decades, numerous groups have achieved THz wave generation from solids, gases, and plasmas. However, liquid, especially liquid water has never been demonstrated as a THz source.
Qi, Jin, E, Yiwen, Xi-Cheng, Zhang
openaire   +3 more sources

Analysis of a narrowband terahertz signal generated by a unitravelling carrier photodiode coupled with a dual-mode semiconductor Fabry–Pérot laser [PDF]

open access: yes, 2010
A narrowband terahertz signal generated by a unitravelling carrier photodiode (UTC-PD) interfaced with a dual-mode Fabry–Pérot laser diode is demonstrated.
Akalin, Tahsin   +8 more
core   +2 more sources

Contrast Enhancement for Topographic Imaging in Confocal Laser Scanning Microscopy

open access: yesApplied Sciences, 2019
The influence of the axial pinhole position in a confocal microscope in terms of the contrast of the image is analyzed. The pinhole displacement method is introduced which allows to increase the contrast for topographic imaging.
Lena Schnitzler   +3 more
doaj   +1 more source

Counterpropagating frequency mixing with terahertz waves in diamond [PDF]

open access: yes, 2012
Frequency conversion by means of Kerr-nonlinearity is one of the most common and exploited nonlinear optical processes in the UV, visible, IR and Mid-IR spectral regions.
Alessandro Busacca   +28 more
core   +3 more sources

Terahertz Brewster lenses

open access: yesOptics Express, 2011
Typical lenses suffer from Fresnel reflections at their surfaces, reducing the transmitted power and leading to interference phenomena. While antireflection coatings can efficiently suppress these reflections for a small frequency window, broadband antireflection coatings remain challenging.
Matthias, Wichmann   +7 more
openaire   +2 more sources

Terahertz Nanofocusing with Cantilevered Terahertz-Resonant Antenna Tips [PDF]

open access: yesNano Letters, 2017
We developed THz-resonant scanning probe tips, yielding strongly enhanced and nanoscale confined THz near fields at their tip apex. The tips with length in the order of the THz wavelength (λ = 96.5 μm) were fabricated by focused ion beam (FIB) machining and attached to standard atomic force microscopy (AFM) cantilevers.
Stefan Mastel   +9 more
openaire   +3 more sources

Electroactive Metal–Organic Frameworks for Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska   +7 more
wiley   +1 more source

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