Results 61 to 70 of about 3,540 (206)

An Extended Hückel Theory Parameter Set for Efficient Electronic Structure Calculations of SiGe Alloys

open access: yesphysica status solidi (RRL) – Rapid Research Letters, Volume 20, Issue 2, February 2026.
A new parameterization of Si and Ge in the framework of the extended Hückel theory is presented. Bandgap and effective mass are calculated for unstrained and biaxially strained SiGe alloys. In SiGeC alloys with C atoms in close proximity, additional bands are observed, which are related to defect states in real crystals.
Daniel Dick   +3 more
wiley   +1 more source

Biotechnical Multiscale Engineering of Scaffolds for Stem Cell and Organoid Research

open access: yesSmall, Volume 22, Issue 12, 25 February 2026.
Biotechnical multiscale engineering consideration of geometric and structural parameters, which is called biotechnical multiscale engineering, has an influence on stem cell development and organogenesis comparable to that of molecular genetics and biochemical parameters.
Merle‐Johanna Küstner   +13 more
wiley   +1 more source

Microfluidic single‐cell technologies for immunotherapeutic target discovery: From design concepts to preclinical applications

open access: yesVIEW, Volume 7, Issue 1, February 2026.
Immunotherapy leverages the immune system to treat cancer and autoimmune diseases but is hindered by cellular heterogeneity in tissues and immune landscapes. Single‐cell technologies, particularly microfluidic‐enabled omics, revolutionize disease understanding by resolving this complexity at unprecedented resolution.
Haopu Wang, Kangfu Chen, Zongjie Wang
wiley   +1 more source

Microtechnologies Enable Cytogenetics

open access: yes, 2012
Cytogenetic analysis is an important tool in preand postnatal diagnosis as well as cancer detection. In a traditional cytogenetic technique known as karyotyping the metaphase chromosome spreads are prepared on a glass slide and stained with a Giemsa stain.
Kwasny, Dorota   +4 more
openaire   +4 more sources

Point-of-Care Fluorescence Biosensing System for Rapid Multi-Allergen Screening

open access: yesSensors
With the steady increase in allergy prevalence worldwide, there is a strong need for novel diagnostic tools for precise, fast, and less invasive testing methods.
Silvia Demuru   +10 more
doaj   +1 more source

Phase-coherent lightwave communications with frequency combs

open access: yesNature Communications, 2020
Frequency combs have the potential to be used as multi-wavelength sources in future optical communications through fiber. Here the authors demonstrate joint phase processing of multi-wavelength comb transmission, and show two schemes to improve ...
Lars Lundberg   +7 more
doaj   +1 more source

Fabrication of mems devices – a scanning micro mirror case study

open access: yesTecnoLógicas, 2017
This paper presents the working principle, design, and fabrication of a silicon-based scanning micromirror with a new type of action mechanism as an example of MEMS (Micro-Electro-Mechanical Systems).
Artur Zarzycki   +3 more
doaj  

A Disposable Pneumatic Microgripper for Cell Manipulation with Image-Based Force Sensing

open access: yesMicromachines, 2019
A new design for a single-use disposable pneumatic microgripper is presented in this paper. It enables very cost-effective batch microfabrication in SU-8 with a single lithography mask by shifting manufacturing complexity into reusable components.
Benjamin Gursky   +5 more
doaj   +1 more source

Microtechnologies in Advanced Medicine

open access: yesIEEJ Transactions on Sensors and Micromachines, 2008
The recent progresses in microtechnologies open new possibilities in terms of design and improve performances. Especially, the microtechnology was a key technology for novel medical devices over the latter half of 20 century. In this review, we described the current status and future prospects of the devices for minimally invasive diagnosis and therapy.
Masaharu Murata, Makoto Hashizume
openaire   +2 more sources

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