Results 31 to 40 of about 1,089,608 (326)

Investigation of artifacts by mapping SAR in thermoacoustic imaging

open access: yesJournal of Innovative Optical Health Sciences, 2021
Microwave-induced thermoacoustic imaging (MI-TAI) remains one of the focus of attention among biomedical imaging modalities over the last decade. However, the transmission and distribution of microwave inside bio-tissues are complicated, thus result in ...
Xiao Liang   +5 more
doaj   +1 more source

“Nothing in Nature Is Naturally a Statue”: William of Ockham on Artifacts [PDF]

open access: yes, 2018
Among medieval Aristotelians, William of Ockham defends a minimalist account of artifacts, assigning to statues and houses and beds a unity that is merely spatial or locational rather than metaphysical.
Zupko, Jack
core   +2 more sources

From lactation to malignancy: A comparison between healthy and cancerous breast gland at single‐cell resolution reveals new issues for tumorigenesis

open access: yesFEBS Letters, EarlyView.
Single‐cell RNA sequencing reveals an opposite role of SLPI in basal tumors based on metastatic spread, along with shared activation of specific regulons in cancer cells and mature luminal lactocytes, as well as downregulation of MALAT1 and NEAT1 in the latter.
Pietro Ancona   +4 more
wiley   +1 more source

Exponential reduction of finite volume effects with twisted boundary conditions

open access: yes, 2016
Flavor-twisted boundary conditions can be used for exponential reduction of finite volume artifacts in flavor-averaged observables in lattice QCD calculations with $SU(N_f)$ light quark flavor symmetry.
Cherman, Aleksey   +3 more
core   +1 more source

Study of design factors for transfer-aid equipment based on caregivers’ feelings

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2018
To avoid back injuries, caregivers are advised to use transfer-aid equipment while transferring a patient from a bed to a wheelchair. Although the usage of such equipment has been recommended for several decades, it remains unpopular in several countries,
Shouhei SHIRAFUJI   +10 more
doaj   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Vision-guided peg-in-hole assembly by Baxter robot

open access: yesAdvances in Mechanical Engineering, 2017
Dual-arm robot Baxter has been utilized in many applications. To use the Baxter robot realize a peg-in-hole assembly task, we proposed a step-by-step grasping strategy and a vision-guidance method for the Baxter robot.
Yanjiang Huang   +3 more
doaj   +1 more source

Behavior of a self-interstitial-atom type dislocation loop in the periphery of an edge dislocation in BCC-Fe

open access: yesNuclear Materials and Energy, 2016
The behavior of the dislocation loop of a self-interstitial atom (SIA) near an edge dislocation and its conservative climb process were modeled in body-centered cubic Fe by incorporating loop rotation.
Sho Hayakawa   +5 more
doaj   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

How to arrange the robotic environment? Leveraging experience in both motion planning and environment optimization

open access: yesFrontiers in Robotics and AI
This study presents an experience-based hierarchical-structure optimization algorithm to address the robotic system environment design problem, which combines motion planning and environment arrangement problems together.
Jiaxi Lu   +3 more
doaj   +1 more source

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