Search Results - "LEVIN, Vadim"

Small Shear Wave Splitting Delays Suggest Weak Anisotropy in Cratonic Mantle Lithosphere by Chen, Xiaoran, Levin, Vadim, Yuan, Huaiyu

“…We use splitting in core‐refracted teleseismic shear waves (SKS, PKS, and similar) to investigate anisotropic properties of the upper mantle beneath the…”
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Systematic Mapping of Upper Mantle Seismic Discontinuities Beneath Northeastern North America by Yiran Li, Vadim Levin, Alex Nikulin, Xiaoran Chen

“…Abstract Abrupt velocity gradients in the upper mantle, detectable by receiver functions (RF) techniques, have been known to exist down to the depths of…”
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Constraints on the Moho in Japan and Kamchatka by Iwasaki, Takaya, Levin, Vadim, Nikulin, Alex, Iidaka, Takashi

“…This review collects and systematizes in one place a variety of results which offer constraints on the depth and the nature of the Moho beneath the Kamchatka…”
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Shear Wave Splitting Beneath Eastern North American Continent: Evidence for a Multilayered and Laterally Variable Anisotropic Structure by Xiaoran Chen, Yiran Li, Vadim Levin

“…Abstract Eastern North America records a tectonic history of over 3 Ga in duration. Much of this record is preserved within the lithosphere and may be…”
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Noninvasive high-frequency acoustic microscopy for 3D visualization of microstructure and estimation of elastic properties during hydrolytic degradation of lactide and ε-caprolactone polymers by Morokov, Egor S., Demina, Varvara A., Sedush, Nikita G., Kalinin, Kirill T., Khramtsova, Elena A., Dmitryakov, Petr V., Bakirov, Artem V., Grigoriev, Timofei E., Levin, Vadim M., Chvalun, Sergei N.

“…The monitoring of degradation processes' kinetics in polymers is one of the attractive possibilities of ultrasound technique applications that provide…”
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How sharp is the sharp Archean Moho? Example from eastern Superior Province by Levin, Vadim, VanTongeren, Jill A., Servali, Andrea

“…The Superior Province of North America has not experienced major internal deformation for nearly 2.8 Gyr, preserving the Archean crust in its likely original…”
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Thinning and Flow of Tibetan Crust Constrained by Seismic Anisotropy by Shapiro, Nikolai M., Ritzwoller, Michael H., Molnar, Peter, Levin, Vadim

“…Intermediate-period Rayleigh and Love waves propagating across Tibet indicate marked radial anisotropy within the middle-to-lower crust, consistent with a…”
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Stratified seismic anisotropy and the lithosphere-asthenosphere boundary beneath eastern North America by Yuan, Huaiyu, Levin, Vadim

“…Long records of teleseismic observations accumulated at permanent seismic stations Harvard, MA; Palisades, NY; and Standing Stone, PA, in eastern North America…”
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Optical Properties of Pyrolytic Carbon Films Versus Graphite and Graphene by Dovbeshko, Galyna I, Romanyuk, Volodymyr R, Pidgirnyi, Denys V, Cherepanov, Vsevolod V, Andreev, Eugene O, Levin, Vadim M, Kuzhir, Polina P, Kaplas, Tommi, Svirko, Yuri P

“…We report a comparative study of optical properties of 5–20 nm thick pyrolytic carbon (PyC) films, graphite, and graphene. The complex dielectric permittivity…”
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The crustal structure of the western Himalayas and Tibet by Gilligan, Amy, Priestley, Keith F., Roecker, Steven W., Levin, Vadim, Rai, S. S.

“…We present new, high‐resolution, shear velocity models for the western Himalayas and West Tibet from the joint inversion of P receiver functions recorded using…”
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Acoustic Microscopy for the Study of Microanatomy of Japanese Quail Embryos (Coturnix coturnix japonicadom.) at Different Stages of Development by Khramtsova, Elena A., Morokov, Egor S., Grigoriev, Timofei E., Levin, Vadim M.

“…New techniques and approaches to research living organisms provide progress in biology and medicine. Development of visualization methods for non-invasive…”
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Subduction zone anisotropy beneath Corvallis, Oregon: A serpentinite skid mark of trench-parallel terrane migration? by Park, Jeffrey, Yuan, Huaiyu, Levin, Vadim

“…We studied the back azimuth dependence of Ps converted phases at GSN station COR (Corvallis, Oregon) using broadband P receiver functions computed from 602…”
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Lower-crustal earthquakes in the West Kunlun range by Huang, Guo-Chin Dino, Roecker, Steven W., Levin, Vadim

“…Reviewing data from regional permanent seismic stations and a 2001–2002 deployment of portable broadband seismic stations along the Tibet‐Tarim border, we…”
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Crustal structure above a retreating trench: Receiver function study of the northern Apennines orogen by Piana Agostinetti, Nicola, Levin, Vadim, Park, Jeffrey

“…Teleseismic receiver functions recorded along a densely-spaced transect of 20 broad-band seismic stations highlight systematic spatial variation of crustal…”
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Mantle flow at a slab edge: Seismic anisotropy in the Kamchatka Region by Peyton, Valerie, Levin, Vadim, Park, Jeffrey, Brandon, Mark, Lees, Jonathan, Gordeev, Evgenii, Ozerov, Alexei

“…The junction of the Aleutian Island and the Kamchatka peninsula defines a sharp turn in the boundary of the Pacific and North American plates, terminating the…”
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Shear wave birefringence in wedge-shaped anisotropic regions by Levin, Vadim, Okaya, David, Park, Jeffrey

“…A popular method for studies of seismic wave speed anisotropy within the Earth is based on observations of birefringence in subvertically propagating shear…”
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Drug Therapy in Adult Congenital Heart Disease by Contractor, Tahmeed, MD, Levin, Vadim, MD, Mandapati, Ravi, MD, FHRS, FACC

“…Adults with congenital heart disease are at risk for atrial and ventricular arrhythmias that can lead to an increased morbidity as well as mortality. When…”
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Dabigatran: a new chapter in anticoagulation by Ahmed, Shameer, Levin, Vadim, Malacoff, Robert, Martinez, Matthew W

“…For the last 60 years warfarin has been the cornerstone for chronic anticoagulation in prevention of ischemic strokes and systemic embolization. Warfarin…”
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High‐Resolution Ultrasonic Visualization of the Micromechanical Behavior of Reinforced Composites with Fine Fiber Microstructure by Morokov, Egor, Levin, Vadim

“…In the work, the first results of in situ ultrasound observation of microstructure changes in the volume of carbon fiber reinforced composites under tension…”
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Crust and upper mantle of Kamchatka from teleseismic receiver functions by Levin, Vadim, Park, Jeffrey, Brandon, Mark, Lees, Jonathan, Peyton, Valerie, Gordeev, Evgenii, Ozerov, Alexei

“…Teleseismic receiver functions (RFs) from a yearlong broadband seismological experiment in Kamchatka reveal regional variations in the Moho, anisotropy in the…”
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