Results 81 to 90 of about 171,924 (301)

Preparation and annealing of PbS quantum junction infrared detectors for optoelectronic performance optimization

open access: yesCailiao gongcheng
Lead sulfide quantum dots (PbS QDs) have excellent optoelectronic properties and strong near-infrared light absorption,making them ideal materials for the preparation of near-infrared photodetectors.
HUANG Wuhua   +5 more
doaj   +1 more source

A Solid State Pyranometer

open access: yesAnnals of West University of Timisoara: Physics, 2015
The construction of a solid state device-based pyranometer designated to broadband irradiance measurements is presented in this paper. The device is built on the physical basis that the temperature difference between two bodies of identical shape and ...
Dumitrescu Anca Laura   +2 more
doaj   +1 more source

Preoperative circulating tumor cells integrated with imaging analysis for prognostic evaluation in head and neck squamous cell carcinoma

open access: yesMolecular Oncology, EarlyView.
Detecting circulating tumor cells (CTCs) in blood before surgery may help predict outcomes in patients with head and neck squamous cell carcinoma (HNSCC). Here, we show when combined with tumor size and lymph node involvement from routine imaging, CTC status identifies high‐risk patients with poorer survival—offering a simple, minimally invasive tool ...
Susanne Flach   +9 more
wiley   +1 more source

GaAs tunnel junction grown using tellurium and magnesium as dopants by solid-state molecular beam epitaxy

open access: yes, 2014
We report a GaAs tunnel junction crown by all-solid-state molecular beam epitaxy (MBE), using tellurium (Te) and magnesium (Mg) as n- and p-type dopants, respectively.
Zheng, XH (郑新和)   +10 more
core  

Silicon Microwire Photovoltaics [PDF]

open access: yes, 2010
The favorable bandgap and natural abundance of Si, combined with the large expertise base for semiconductor wafer processing, have led to the use of wafer-based crystalline Si in the vast majority of photovoltaic cells and modules produced worldwide ...
Kelzenberg, Michael David
core   +1 more source

Screening and epitope characterization of Nidogen‐2‐specific nanobodies

open access: yesFEBS Open Bio, EarlyView.
Camel immunization and phage display were employed to generate high‐affinity VHH nanobodies against Nidogen‐2. After library construction, biopanning, ELISA screening, sequencing, and recombinant expression, selected nanobodies were purified and characterized, leading to the preliminary exploration of a nanobody‐based sandwich ELISA for specific ...
Jianchuan Wen   +9 more
wiley   +1 more source

A PASSIVELY MODE-LOCKED CR4+:FORSTERITE LASER WITH ELEСTRONICALLY CONTROLLED OUTPUT CHARACTERISTICS

open access: yesПриборы и методы измерений, 2015
Applicability of electronic control of laser output parameters to bulk solid-state laser sources is demonstrated. A single laser source with variable pulse duration for novel imaging and manipulation systems is presented. Stable passive mode-locking of a
S. A. Zolotovskaya   +4 more
doaj  

YlmG1 is localized exclusively to the chloroplast envelope membrane and is involved in preprotein translocation in Arabidopsis thaliana

open access: yesFEBS Open Bio, EarlyView.
Cytosolically synthesized chloroplast preproteins are translocated across the outer and inner envelope membranes through translocons called TOC and TIC, respectively. In green algae and plants, the TIC core is composed of essential membrane proteins, Tic12, Tic20, and Tic214.
Mengyi Li, Xueyang Zhao, Masato Nakai
wiley   +1 more source

Low-voltage operation of graphene p–n junctions on plastic substrates

open access: yesAIP Advances
Minimizing the range of the applied gate bias in field-effect transistors is essential for reducing power consumption in modern electronics. In this study, we successfully realized a low-bias operating graphene p–n junction on a polyethylene ...
Daewon Gu   +6 more
doaj   +1 more source

From Gas Sensors to Detection of Etanol Vapour to Sensor of Bacteria Detection

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2019
Introduction. Metal oxide semiconductor sensors have many advantages. But their working temperature is still high and their sensitivities are frequently low.
Dimitre Tz. Dimitrov
doaj   +1 more source

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