Results 1 to 10 of about 856,718 (149)

Ultrasound-Based Real-Time Imaging of Hydrogel-Based Millirobots with Volume Change Capability

Micromachines, 2023
Soft-bodied robots driven by external fields have better environmental adaptability, extending their applications. Nature also provides lots of inspiration for shape-morphing robot development, for example, larvae and jellyfish.
Yaxin Hou, Yuguo Dai, Wei Zhang, Minghui Wang, Hanxue Zhao, Lin Feng   +5 more
doaj   +1 more source

Magnetic tweezers with magnetic flux density feedback control [PDF]

Review of Scientific Instruments, 2020
In this work, we present a single-pole magnetic tweezers (MT) device designed for integration with substrate deformation tracking microscopy and/or traction force microscopy experiments intended to explore extracellular matrix rheology and human epidermal keratinocyte mechanobiology.
Waddah I. Moghram, Anton Kruger, Edward A. Sander, John C. Selby   +3 more
openaire   +2 more sources

High-Precision Magnetic Testbed Design and Simulation for LEO Small-Satellite Control Test

Aerospace, 2023
Small satellites with academic missions in low Earth orbit (LEO) employ magnetic attitude control systems primarily due to their ease of development and low cost. These systems utilize magnetorquers to generate a magnetic moment that interacts with Earth’
Jhonny Uscategui, Xinsheng Wang, Gerson Cuba, María Guarirapa   +3 more
doaj   +1 more source

Magnetically controlled ferromagnetic swimmers [PDF]

Scientific Reports, 2017
AbstractMicroscopic swimming devices hold promise for radically new applications in lab-on-a-chip and microfluidic technology, diagnostics and drug delivery etc. In this paper, we demonstrate the experimental verification of a new class of autonomous ferromagnetic swimming devices, actuated and controlled solely by an oscillating magnetic field.
Hamilton, JK, Petrov, PG, Winlove, CP, Gilbert, AD, Bryan, MT, Ogrin, FY   +5 more
openaire   +3 more sources

Intratracheally instillated diesel PM2.5 significantly altered the structure and composition of indigenous murine gut microbiota

Ecotoxicology and Environmental Safety, 2021
A diverse and large community of gut microbiota reside in the intestinal tract of various organisms and play important roles in metabolism and immune homeostasis of its host.
Ying Liu, Tong Wang, Bo Si, Hua Du, Yun Liu, Ahmed Waqas, Shengwei Huang, Guoping Zhao, Shaopeng Chen, An Xu   +9 more
doaj   +1 more source

Magnetically Driven Bionic Millirobots with a Low-Delay Automated Actuation System for Bioparticles Manipulation

Micromachines, 2020
This paper presents a semi-automatic actuation system which can achieve bio-particles tracking, transportation, and high-precision motion control of robots in a microfluidic chip. This system is mainly applied in magnetically driven robots. An innovative
Xue Bai, Dixiao Chen, Wei Zhang, Heulin Ossian, Yuanyuan Chen, Yanmin Feng, Lin Feng, Fumihito Arai   +7 more
doaj   +1 more source

Rolling Motion of a Soft Microsnowman under Rotating Magnetic Field

Micromachines, 2022
This paper demonstrates a manipulation of snowman-shaped soft microrobots under a uniform rotating magnetic field. Each microsnowman robot consists of two biocompatible alginate microspheres with embedded magnetic nanoparticles.
Gokhan Kararsiz, Yasin Cagatay Duygu, Louis William Rogowski, Anuruddha Bhattacharjee, Min Jun Kim   +4 more
doaj   +1 more source

Protein disulfide isomerase blocks the interaction of LC3II-PHB2 and promotes mTOR signaling to regulate autophagy and radio/chemo-sensitivity

Cell Death and Disease, 2022
Protein disulfide isomerase (PDI) is an endoplasmic reticulum (ER) enzyme that mediates the formation of disulfide bonds, and is also a therapeutic target for cancer treatment.
Ruru Wang, Yajing Shang, Bin Chen, Feng Xu, Jie Zhang, Zhaoyang Zhang, Xipeng Zhao, Xiangbo Wan, An Xu, Lijun Wu, Guoping Zhao   +10 more
doaj   +1 more source

Comparative Cost Functions Analysis in the Construction of a Reference Angular Motion Implemented by Magnetorquers

Aerospace, 2023
This paper considers a construction procedure of a satellite reference angular motion in the vicinity of an unstable gravitational equilibrium position. The satellite is stabilized on the reference trajectory by the magnetic coils.
Anna Okhitina, Stepan Tkachev, Dmitry Roldugin   +2 more
doaj   +1 more source

Novel Concentric Magnetic Continuum Robot with Multiple Stiffness Modes for Potential Delivery of Nanomedicine

Magnetochemistry, 2023
The utilisation of miniature robots has become essential in the domain of minimally invasive surgery and long-distance delivery of nanomedicine. Among these, the miniature magnetic continuum robot (MCR) stands out because of its simple structure and ...
Na Li, Daojing Lin, Junfeng Wu, Quan Gan, Xingyue Hu, Niandong Jiao   +5 more
doaj   +1 more source