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Molecular vibrations and their dynamics are of outstanding importance for electronic and thermal transport in nanoscale devices as well as for molecular catalysis. The vibrational dynamics of <100 molecules are studied through three-colour…

Novel techniques are currently being developed and established for the accurate chemical analysis and detection of single cancer cells, single embryos and single seeds by Fourier Transform Near Infrared (FT-NIR) Microspectroscopy, Fourier…

组织与器官 · 定量生物学 2007-05-23 I. C. Baianu , D. Costescu , N. E. Hofmann , S. S. Korban

The microelectronics industry is pushing the fundamental limit on the physical size of individual elements to produce faster and more powerful integrated chips. These chips have nanoscale features that dissipate power resulting in nanoscale…

应用物理 · 物理学 2020-11-23 Qilong Cheng , Sukumar Rajauria , Erhard Schreck , Robert Smith , Na Wang , Jim Reiner , Qing Dai , David Bogy

Optoplasmonic methods capable of single protein detection so far rely on analyte immobilization in order to facilitate detection [1-6]. These detection schemes, even if they facilitate transient single-molecule detection [7,8] via…

光学 · 物理学 2022-01-21 M. D. Baaske , N. Asgari , D. Punj , M. Orrit

Three-dimensional (3D) imaging of the subcellular organisation and morphology of cells and tissues is essential for understanding biological function. Although staining is the most widely used approach for visualising biological samples…

Current optical detection schemes for single molecules require light absorption, either to produce fluorescence or direct absorption signals. This severely limits the range of molecules that can be detected, because most molecules are…

化学物理 · 物理学 2012-07-06 Peter Zijlstra , Pedro M. R. Paulo , Michel Orrit

We present an ultrasensitive technique for probing transient optical changes in atomically thin molybdenum disulfide (MoS$_2$) layers integrated onto silicon nitride (Si$_3$N$_4$) ring resonators. The MoS$_2$ is illuminated by a femtosecond…

We developed a novel detection method for osteopontin (OPN), a new biomarker for prostate cancer, by attaching a genetically engineered single chain variable fragment (scFv) protein with high binding affinity for OPN to a carbon nanotube…

A nanoparticle detection scheme with single particle resolution is presented. The sensor contains only a taper fiber thus offering the advantages of compactness and installation flexibility. Sensing method is based on monitoring the…

光学 · 物理学 2013-05-31 Jiangang Zhu , Sahin Kaya Ozdemir , Lan Yang

In recent years significant efforts have been made to design and fabricate functional nanomaterials for biomedical applications based on the control of light matter interaction at the nanometer scale. Among many other artificial materials,…

Nuclear magnetic resonance detection in ultra low field regime enables the measurement of different components of a spurious remanence in the polymeric material constituting the sample container. A differential atomic magnetometer detects…

Recent advances in nanotechnology have led to the development of nano-electro-mechanical systems (NEMS) such as nanomechanical resonators, which have recently received significant attention from the scientific community. This has not only…

介观与纳米尺度物理 · 物理学 2011-05-11 Kilho Eom , Harold S. Park , Dae Sung Yoon , Taeyun Kwon

Two-dimensional materials and their van der Waals heterostructures enable a large range of applications, including label-free biosensing. Lattice mismatch and work function difference in the heterostructure material result in strain and…

介观与纳米尺度物理 · 物理学 2021-11-19 Tetyana Ignatova , Sajedeh Pourianejad , Xinyi Li , Kirby Schmidt , Frederick Aryeetey , Shyam Aravamudhan , Slava V. Rotkin

Motile nanosized particles, or "nanobots", promise more effective and less toxic targeted drug delivery because of their unique scale and precision. We consider the case in which the cancer is "diffuse", dispersed such that there are…

多智能体系统 · 计算机科学 2025-09-09 Noble Harasha , Nancy Lynch

Cell-based biosensors constitute a fundamental tool in biotechnology, and their relevance has greatly increased in recent years as a result of a surging demand for reduced animal testing and for high-throughput and cost-effective in vitro…

With a rapidly growing amount of data generated and processed, a search for more efficient components and architectures such as neuromorphic computing that are able to perform a more and more complex operations in more efficient way…

光学 · 物理学 2021-09-29 Jacek Gosciniak

Cancer and its subtypes constitute approximately 30% of all causes of death globally and display a wide range of heterogeneity in terms of clinical and molecular responses to therapy. Molecular subtyping has enabled the use of precision…

定量方法 · 定量生物学 2024-07-11 Anwar Khan , Boreom Lee

This review systematically analyzes patent disclosures regarding plasmonic structures, devices, and integrated applications, highlighting the technology's capability to confine and manipulate electromagnetic energy at the nanoscale. Core…

光学 · 物理学 2025-10-21 Mahdi Javidnasab , Sajjad Hosseinzade

Biosensors are essential tools which have been traditionally used to monitor environmental pollution, detect the presence of toxic elements and biohazardous bacteria or virus in organic matter and biomolecules for clinical diagnostics. In…

化学物理 · 物理学 2021-01-08 Aishwaryadev Banerjee , Swagata Maity , Carlos H. Mastrangelo

Evolutionary therapy (ET) aims to steer tumor evolution by adjusting treatment timing and dosing to control rather than eradicate tumor burden. Clinical use requires reliable monitoring of tumor dynamics to inform mathematical models that…