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Controlled atomic scale fabrication of functional devices is one of the holy grails of nanotechnology. The most promising class of techniques that enable deterministic nanodevice fabrication are based on scanning probe patterning or surface…

The requirement for low operational voltage in electrowetting devices, met using thin dielectrics, is usually connected with serious material failure issues. Dielectric breakdown (visible as electrolysis) is frequently evident slightly…

Digital microfluidic (DMF) biochips are now being extensively used to automate several biochemical laboratory protocols such as clinical analysis, point-of-care diagnostics, and polymerase chain reaction (PCR). In many biological assays,…

Emerging Technologies · Computer Science 2013-07-05 Sukanta Bhattacharjee , Ansuman Banerjee , Tsung-Yi Ho , Krishnendu Chakrabarty , Bhargab B. Bhattacharya

The electron density is a key parameter to characterize any plasma. Most of the plasma applications and research in the area of low-temperature plasmas (LTPs) are based on the accurate estimations of plasma density and plasma temperature.…

We present a simple solution to enhance the separation ability of deterministic lateral displacement (DLD) systems by expanding the two-dimensional nature of these devices and driving the particles into size-dependent, fully…

Soft Condensed Matter · Physics 2016-04-27 Siqi Du , German Drazer

Most of the performances of electrochemical devices are governed by molecular processes taking place at the solution-electrode interfaces and molecular simulation are the main way to study these processes. Aqueous electrochemical systems…

Chemical Physics · Physics 2019-12-12 Guillaume Jeanmairet , Benjamin Rotenberg , Daniel Borgis , Mathieu Salanne

Nowadays is very common to find headlines in the media where it is stated that 3D printing is a technology called to change our lives in the near future. For many authors, we are living in times of a third industrial revolution. Howerver,…

Instrumentation and Detectors · Physics 2017-02-08 L. J. Salazar-Serrano , A. Valencia , J. P. Torres

Sorting cells based on their intrinsic properties is a highly desirable objective, since changes in cell deformability are often associated with various stress conditions and diseases. Deterministic lateral displacement (DLD) devices offer…

Fluid Dynamics · Physics 2024-06-03 Zunmin Zhang , Wei Chien , Ewan Henry , Dmitry A. Fedosov , Gerhard Gompper

Spatially varying electric fields are prevalent throughout nature, such as in nanoporous materials and biological membranes, and technology, e.g, patterned electrodes and van der Waals heterostructures. While uniform fields cause free ions…

Soft Condensed Matter · Physics 2026-03-25 Anna T. Bui , Stephen J. Cox

Directed atomic fabrication using an aberration-corrected scanning transmission electron microscope (STEM) opens new pathways for atomic engineering of functional materials. In this approach, the electron beam is used to actively alter the…

Microfluidic mixing is a fundamental functionality in most lab on a chip (LOC) systems,whereas realization of efficient mixing is challenging in microfluidic channels due to the small Reynolds numbers. Here, we design and fabricate a…

Applied Physics · Physics 2020-01-10 Wenbo Li , Wei Chu , Peng Wang , Jia Qi , Zhe Wang , Jintian Lin , Min Wang , Ya Cheng

Silicon is an excellent material for microelectronics and integrated photonics with untapped potential for mid-IR optics. Despite broad recognition of the importance of the third dimension, current lithography methods do not allow…

In practical electronic applications, where doping is crucial to exploit large-area two-dimensional (2D) semiconductors, surface charge transfer doping (SCTD) has emerged as a promising strategy to tailor their electrical characteristics.…

Wearable electronic devices and gadgets raise the need for flexible, thin and lightweight batteries. In this article we present for the first time, a unique, single-step method for the preparation of a membrane-electrode assembly for…

Electrowetting on dielectric (EWOD) has emerged as a powerful tool to electrically manipulate tiny individual droplets in a controlled manner. Despite tremendous progress over the past two decades, current EWOD operating in ambient…

Materials Science · Physics 2014-09-25 Chonglei Hao , Yahua Liu , Xuemei Chen , Yuncheng He , Qiusheng Li , K. Y. Li , Zuankai Wang

We have developed and characterized two novel micro flow sensors based on measuring the electrical impedance of the interface between the flowing liquid and metallic electrodes embedded on the channel walls. These flow sensors are very…

Fluid Dynamics · Physics 2012-07-17 Nima Arjmandi , Chengxun Liu , Willem Van Roy , Liesbet Lagae , Gustaaf Borghs

Direct electron beam writing is a powerful tool for fabricating complex nanostructures in a single step. The electron beam locally cleaves the molecules of an adsorbed gaseous precursor to form a deposit, similar to 3D printing but without…

Materials Science · Physics 2024-05-14 Katja Höflich , Krzysztof Mackosz , Chinmai S. Jureddy , Aleksei Tsarapkin , Ivo Utke

State-of-the-art all-vanadium redox flow batteries employ porous carbonaceous materials as electrodes. The battery cells possess non-scalable fixed electrodes inserted into a cell stack. In contrast, a conductive particle network dispersed…

We introduce an elastic-driven self-folding approach that fabricates robots directly from flat 3D-printed conductive PLA nets. Elastic bands routed through printed hooks store energy that folds the sheet into programmed 3D geometries, while…

Robotics · Computer Science 2026-05-07 Gaolin Ge , Qifeng Yang , Haoran Lu , Tingyu Cheng , Martin Nisser , Yiyue Luo

The study of two- dimensional (2D) materials is a rapidly growing area within nanomaterial research. However, the high equipment costs, which include the processing systems necessary for creating these materials, can be a barrier to entry…