New Electro‐Optic Salt Crystals for Efficient Terahertz Wave Generation by Direct Pumping at Ti:Sapphire Wavelength
Sign Up to like & getrecommendations! Published in 2017 at "Advanced Optical Materials"
DOI: 10.1002/adom.201600758
Abstract: Broadband terahertz (THz) wave generators based on widely used ultrafast solid-state lasers operating near 800 nm are very attractive for diverse linear and nonlinear THz applications. Here new electro-optic molecular salt crystals are developed for… read more here.
Keywords: wave generation; new electro; thz wave; electro optic ... See more keywords
Travelling Wave Generation of Wrinkles on the Hydrogel Surfaces.
Sign Up to like & getrecommendations! Published in 2022 at "Macromolecular rapid communications"
DOI: 10.1002/marc.202100848
Abstract: The dynamic and static properties of structured surfaces have important functions in nature. In particular, wrinkles have important static roles, for example, increasing surface area, but the dynamic roles of wrinkles remain poorly understood. Specifically,… read more here.
Keywords: travelling wave; hydrogel surfaces; surface; wave generation ... See more keywords
High-average and high-peak output-power terahertz-wave generation by optical parametric down-conversion in MgO:LiNbO3
Sign Up to like & getrecommendations! Published in 2018 at "Applied Physics Letters"
DOI: 10.1063/1.5046126
Abstract: A widely tunable terahertz (THz)-wave generation that has a high repetition rate and a narrow line width is demonstrated in this paper by injection-seeded THz-wave parametric generation (is-TPG) in a MgO:LiNbO3 crystal. By pumping the… read more here.
Keywords: power; generation; thz wave; mgo linbo3 ... See more keywords
Shear-lag modelling of surface-bonded magnetostrictive transducers for shear horizontal wave generation in a non-ferromagnetic plate
Sign Up to like & getrecommendations! Published in 2021 at "Smart Materials and Structures"
DOI: 10.1088/1361-665x/abe183
Abstract: The fundamental shear horizontal (SH) wave in thin-walled structures shows appealing features for structural health monitoring (SHM) applications. Its efficient generation and reception however remain a critical and challenging issue. Magnetostrictive transducers (MsTs) show proven… read more here.
Keywords: generation; horizontal wave; wave generation; wave ... See more keywords
Acoustic wave generation in collapsing massive stars with convective shells
Sign Up to like & getrecommendations! Published in 2020 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/staa533
Abstract: The convection that takes place in the innermost shells of massive stars plays an important role in the formation of core-collapse supernova explosions. Upon encountering the supernova shock, additional turbulence is generated, amplifying the explosion.… read more here.
Keywords: collapsing massive; acoustic wave; massive stars; convective shells ... See more keywords
Enhanced Terahertz Wave Generation via Stokes Wave Recycling in Non-Synchronously Picosecond Pulse Pumped Terahertz Source
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Photonics Journal"
DOI: 10.1109/jphot.2019.2934488
Abstract: Enhanced terahertz wave generation via Stokes wave recycling in a non-synchronously picosecond pulse pump configuration has been demonstrated. It is theoretically analyzed that under the condition of high pump peak power density, the oscillation of… read more here.
Keywords: wave generation; stokes wave; terahertz wave; via stokes ... See more keywords
Numerical simulations of T-wave generation and conversion at shores: Influence of slope angles and of the SOFAR channel
Sign Up to like & getrecommendations! Published in 2017 at "Journal of the Acoustical Society of America"
DOI: 10.1121/1.4989349
Abstract: The term T waves is generally associated to acoustic signals generated by earthquakes which end up traveling horizontally in the ocean at the speed of sound in the water. After traveling over long ranges they… read more here.
Keywords: sofar channel; influence slope; generation; generation conversion ... See more keywords
Conversion efficiency improvement of terahertz wave generation laterally emitted by a ridge-type periodically poled lithium niobate.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.450876
Abstract: We demonstrate terahertz (THz) wave generation by wavelength conversion in a ridge-type/bulk periodically poled lithium niobate (RT-/bulk-PPLN) under almost the same experimental conditions. When using the RT-PPLN, the ridge structure works as a slab waveguide… read more here.
Keywords: ridge type; conversion; ridge; poled lithium ... See more keywords
Optical square-wave generation in a semiconductor laser with optoelectronic feedback.
Sign Up to like & getrecommendations! Published in 2021 at "Optics letters"
DOI: 10.1364/ol.444055
Abstract: We report self-sustained optical square-wave (SW) generation in a semiconductor laser diode subjected to delayed optoelectronic feedback on its injection current (J). This optoelectronic oscillator relies on nonlinear effects present in both the laser diode… read more here.
Keywords: optical square; laser; square wave; wave generation ... See more keywords
Potential for Shock-Wave Generation at Diesel Engine Conditions and Its Influence on Spray Characteristics
Sign Up to like & getrecommendations! Published in 2020 at "Energies"
DOI: 10.3390/en13236465
Abstract: Increasing the fuel injection pressure is currently the most effective way to achieve a better fuel–air mixing quality in modern engines. Systems capable of delivering fuels at a pressure of over 250 MPa have been… read more here.
Keywords: wave generation; diesel engine; spray; shock wave ... See more keywords