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\textit{Plasmodium vivax} is the most geographically widespread malaria-causing parasite resulting in significant associated global morbidity and mortality. One of the factors driving this widespread phenomenon is the ability of the…

Populations and Evolution · Quantitative Biology 2023-09-18 Md Nurul Anwar , Roslyn I. Hickson , Somya Mehra , David J. Price , James M. McCaw , Mark B. Flegg , Jennifer A. Flegg

Polarizing microscopy brought about many advancements in the science of liquid crystals and other soft materials, including those of biological origin. Recent developments in optics and computer-based analysis enabled a new generation of…

Optics · Physics 2022-11-02 Mojtaba Rajabi , Oleg Lavrentovich , Michael Shribak

Positron emission tomography (PET) is a well-established functional imaging technique for diagnosing brain disorders. However, PET's high costs and radiation exposure limit its widespread use. In contrast, magnetic resonance imaging (MRI)…

Image and Video Processing · Electrical Eng. & Systems 2024-10-24 Yitong Li , Igor Yakushev , Dennis M. Hedderich , Christian Wachinger

Microrobots are considered as promising tools for biomedical applications. However, the imaging of them becomes challenges in order to be further applied on in vivo environments. Here we report the magnetic navigation of a paramagnetic…

Robotics · Computer Science 2018-09-19 Qianqian Wang , Lidong Yang , Jiangfan Yu , Chi-Ian Vong , Philip Wai Yan Chiu , Li Zhang

Plasmodium vivax malaria is a mosquito-borne disease of significant public health importance. A defining feature of the within-host biology of P. vivax is the accrual of a hypnozoite reservoir, comprising a bank of quiescent parasites in…

Populations and Evolution · Quantitative Biology 2025-02-26 Somya Mehra , Peter G. Taylor

The selective insertion of foreign materials, such as fluorescent markers or plasmids, into living cells has been a challenging problem in cell biology.However, it is often necessary that researchers insert such materials into cells for…

Cell Behavior · Quantitative Biology 2016-02-26 Kamal Dhakal , Bryan Black , Samarendra Mohanty

The magnetorotational instability (MRI) is considered a leading mechanism for driving angular momentum transport in differentially rotating astrophysical flows, including accretion disks and protoneutron stars. This process is mediated by…

High Energy Astrophysical Phenomena · Physics 2025-04-02 Miquel Miravet-Tenés , Martin E. Pessah

We propose and demonstrate a novel technique that combines Raman scattering and optical cycling in molecules with diagonal Franck-Condon factors. This resonance Raman optical cycling manipulates molecules to behave like efficient…

Atomic Physics · Physics 2021-08-26 J. C. Shaw , J. C. Schnaubelt , D. J. McCarron

During the last decade, the FORS1 instrument of the ESO Very Large Telescope has been used to obtain low resolution circular polarized spectra for about 500 stars, with the aim of measuring their mean longitudinal magnetic fields. Magnetic…

Solar and Stellar Astrophysics · Physics 2015-05-30 S. Bagnulo , J. D. Landstreet , L. Fossati , O. Kochukhov

Magneto-optical effects in structured anisotropic media have attracted significant attention due to their potential in tunable photonic devices. In particular, dichroic cholesteric liquid crystals (i.e., cholesterics in which the real parts…

Plasmodium falciparum is the parasite that causes the most severe form of malaria. Currently, science has been established about its cellular structures, its metabolic processes, and even the molecular structures of its intrinsic membrane…

Subcellular Processes · Quantitative Biology 2014-07-15 Liao Y Chen

Inplane magnetization reversal of a permalloy/platinum bilayer was detected using the spin rectification effect. Using a sub GHz microwave frequency to excite spin torque ferromagnetic resonance (ST FMR) in the bilayer induces two discrete…

Materials Science · Physics 2020-12-30 Motomi Aoki , Ei Shigematsu , Ryo Ohshima , Syuta Honda , Teruya Shinjo , Masashi Shiraishi , Yuichiro Ando

This work reports numerical simulations and statistical tests carried out to study the performance of a prototype imaging setup to be developed for material discrimination using Muon Scattering Tomography (MST). The reconstructed images…

Instrumentation and Detectors · Physics 2020-08-26 Sridhar Tripathy , Jaydeep Datta , Nayana Majumdar , Supratik Mukhopadhyay

We present results from multifrequency polarimetry of NRAO 140 using the Very Long Baseline Array. These observations allow us to reveal the distributions of both the polarization position angle and the Faraday rotation measure (RM). These…

Astrophysics · Physics 2009-11-13 Keiichi Asada , Makoto Inoue , Masanori Nakamura , Seiji Kameno , Hiroshi Nagai

White matter hyperintensities (WMH) are bright regions on T2-weighted magnetic resonance imaging (MRI) scans and are associated with cerebrovascular pathology and neurodegeneration, including myelin loss. While Luxol Fast Blue…

In the last decade, rapid advances have been made in the field of micro-rheology of cells and tissues. Given the complexity of living systems, there is a need for the development of new types of nano- and micron-sized probes, and in…

Soft Condensed Matter · Physics 2013-05-07 L. Chevry , R. Colin , B. Abou , J. -F. Berret

Being able to reduce the size of a rheometer down to the micron scale is a unique opportunity to explore the mechanical response of expensive and/or confined liquids and gels. To this aim, we synthesize micron size wires with magnetic…

Soft Condensed Matter · Physics 2021-09-21 F. Loosli , M. Najm , J. -F. Berret

In this article, we demonstrate a method for inducing reversible crystal-to-crystal transitions in binary mixtures of soft colloidal particles. Through a controlled decrease of salinity and increasingly dominating electrostatic…

Soft Condensed Matter · Physics 2021-08-30 Jasper N. Immink , Maxime J. Bergman , J. J. Erik Maris , Joakim Stenhammar , Peter Schurtenberger

We report a promising InSiO film that allows simultaneous observation of sample morphology and Kikuchi patterns in raster scan mode of scanning electron microscopy. This new experimental observation suggests potential mechanism beyond…