Results 31 to 40 of about 4,845 (239)

Transition factor between elastic and deformation moduli for dispersive soils

Magazine of Civil Engineering, 2020
The paper is devoted to the perspective trend of researches on estimation of physical and mechanical characteristics of dispersive soils by means of non-destructive methods of in-situ testing by wave analysis. The paper presents the results of comparison
Vadim Antipov, Vadim Ofrikhter
doaj   +1 more source

MASW and ERT for near-surface characterization at the Huai Hong Khrai Royal Development Study Center, Doi Saket, Chiang Mai, Thailand [PDF]

Songklanakarin Journal of Science and Technology (SJST), 2020
Preliminary investigation of subsurface properties by geophysical methods were carried out over the construction site of the 40 meters Thai National Radio Telescope (TNRT) facility planning by National Astronomical Research Institute of Thailand (NARIT)
Siriporn Chaisri, Suwimon Udphuay, Niti Mankhemthong, Weerapan Srichan, Pitak Kempet, Phrudth Jaroenjittichai   +5 more
doaj   +1 more source

Some practical applications of shear wave velocity measurements in dense sand [PDF]

E3S Web of Conferences
Shear wave velocity (Vs) profiles were obtained using two techniques at a dense sand site in Blessington near Dublin, Ireland. It was shown that both the multichannel analysis of surface waves (MASW) and seismic CPT (SCPTU) techniques provided reliable ...
Long Michael, Trafford Andrew, Judge Maria, Donohue Shane   +3 more
doaj   +1 more source

Investigation of Soil Characterization in Hatay Province in Turkey by Using Seismic Refraction, Multichannel Analysis of Surface Waves and Microtremor

, 2021
How to cite item Sertcelik, I., Kurtulus, C., Sertcelik, F., Livaoglu, & Sas C. (2020). Investigation of soil characterization in Hatay Province in Turkey by using Seismic Refraction, Multichannel Analysis of Surface Waves and Microtremor. Earth Sciences
C. Kurtulus, İ. Sertçelik, F. Sertçelik, Hamdullah Livaoğlu, C. Sas   +4 more
semanticscholar   +1 more source

Implantable Ionic Memristors Based on Natural Polymer Heterojunctions

Advanced Functional Materials, EarlyView.
We report an implantable natural polymer‐based ionic memristor composed of hyaluronic acid, chitosan, and PDMS. The device achieved 98.94% accuracy in MNIST classification while reducing training time by 36.8% compared with a conventional artificial neural network (ANN).
Dong‐yup Lee, Byung Ik Park, Gihyeon Yim, Hyunjae Yoo, Sangjun Ma, Jundong Park, Jeong‐Yun Sun   +6 more
wiley   +1 more source

Assess the Effectiveness of Multichannel Analysis of Surface Waves Method in Mapping Ancient Structures in Ultrashallow Aquatic Environments: The Case of Agioi Theodoroi, Greece

Archaeological Prospection
The present geophysical research aims to evaluate the applicability of multichannel analysis of surface waves (MASW) on mapping ultrashallow underwater ancient masonry remnants.
G. Kritikakis, N. Papadopoulos, N. Andronikidis, K. Simyrdanis, T. Theodoulou   +4 more
semanticscholar   +1 more source

From Photoalignment to Structured Light: Liquid Crystal Platforms for Beam Shaping and Complex Wavefronts

Advanced Functional Materials, EarlyView.
Photoaligned and photopatterned liquid crystal platforms provide programmable control of optical phase, polarization, and spin‐orbit interactions, enabling compact generation of structured light and complex wavefronts. This review highlights how tailored molecular orientations transform simple beams into designed optical fields, opening versatile ...
Le Zhou, Tingjun Zhong, Sijie Liu, Pouya Nosratkhah, Ke Xu, Yuzhen Zhao, Kristiaan Neyts   +6 more
wiley   +1 more source

Comparing Shear-Wave Velocity Determined by MASW with Borehole Measurement at Merapi Sediment in Yogyakarta

International Journal of Technology, 2017
Next generation ground motion prediction models use shear-wave velocity over the top 30 m of subsoil (VS30) as an important assessment parameter of seismic ground surface motion.
Widjojo Prakoso, Astri Rahayu, Imam Sadisun, Agus Muntohar, M Muzli, Ariska Rudyanto   +5 more
doaj   +1 more source

Assessment of Subsurface Soil Properties using Horizontal-to-Vertical Spectral Ratio (HVSR) and Multichannel Analysis of Surface Waves (MASW) in Cheras, Malaysia

Journal of Soil, Environment & Agroecology
This study employs the HVSR method to evaluate subsurface conditions and infer soil properties at Cheras area. The HVSR technique identifies the fundamental resonance frequency (F₀) and peak amplitude (A₀), which are critical for differentiating soil ...
Hong S Lee, Kai Sheng Hoh, Muhammad Noor Hisyam, Sapitri Sapitri, S. Surol   +4 more
semanticscholar   +1 more source

Catalytically Enhanced Near Room‐Temperature Hydrogen Sensing Using Pd‐ZnO Colloidal Crystals

Advanced Functional Materials, EarlyView.
Pd‐decorated ZnO colloidal crystal monolayers demonstrate excellent performance across a wide hydrogen concentration range at 33°C, with high selectivity and reproducible device fabrication. The sensors show strong responses even at low‐ppm H2 concentrations and an ultra‐low detection limit of 82 ppb, indicating their suitability for diverse hydrogen ...
Hamidah Alluhaybi, Samuel J. Ippolito, Chung Kim Nguyen, Durairaj Mahendiran, Michelle J. S. Spencer, Edwin L. H. Mayes, Billy James Murdoch, Jason Choi, Shamali De Silva, James Tardio, Adrian Trinchi, Ahmad E. Kandjani, Mohammad Al Kobaisi, Ylias Sabri   +13 more
wiley   +1 more source