Results 91 to 100 of about 19,142,771 (202)

Study on the start-up schemes for the three-stage solid state transformer applications [PDF]

open access: yes, 2012
This paper investigates two stage-by-stage start-up schemes for a three-stage solid state transformer (SST) that includes a high frequency transformer. the DC-DC converter transformer current dynamics analysis presented in this paper shows that the stage-
Tangtang Guo   +9 more
core   +1 more source

Delivery of DNA‐encoded vaccines and proteins in mice using cutaneous suction‐mediated transfection

open access: yesFEBS Open Bio, EarlyView.
Cutaneous suction‐mediated transfection in mice for delivery of DNA‐encoded vaccines and proteins. A critical limitation of DNA vaccines and other therapeutics is transfection in vivo to produce the encoded antigens or therapeutic proteins. Cutaneous suction‐based methods have demonstrated effectiveness in many animal models and have been successfully ...
Emran O. Lallow   +12 more
wiley   +1 more source

Design Optimization of Bi-directional Dual Active Bridge DC/DC Converter for Solid State Transformer

open access: yes, 2014
??? ??????????????? ????????? DC-DC Dual Active Bridge (DAB) ???????????? ????????? ??????????????? ???????????? ???????????? ?????? ???????????? ?????? ?????? ????????? ????????????. DAB???????????? 1??? ?????? 2??? ?????? ????????? ????????? ?????? ????
?????????
core  

Purification and preparation of Marchantia polymorpha Auxin Response Factor 2 for phase separation studies

open access: yesFEBS Open Bio, EarlyView.
We describe detailed protocols for the purification and preparation of Marchantia polymorpha Auxin Response Factor 2 (MpARF2). This protein is fused to an MBP solubility tag and an mNG fluorescent tag and is purified from Escherichia coli. The presented procedures make it possible to study MpARF2 assemblies, which could arise from phase separation ...
Bas Janssen   +5 more
wiley   +1 more source

GelMA‐based 3D spheroids recapitulate transcriptomic and functional hallmarks of myeloid sarcoma

open access: yesFEBS Open Bio, EarlyView.
GelMA 5% hydrogels support the formation of myeloid leukemia spheroids that recapitulate MS‐specific features, including G1 arrest, apoptosis, and ECM‐driven transcriptomic reprogramming. The 3D model mimicked soft‐tissue‐like stiffness and oxygen conditions, and transcriptomic convergence with primary MS samples confirmed its utility as a preclinical ...
Nicolas Germain   +11 more
wiley   +1 more source

Solid State Transformer Controls for Mitigation of E3a High-Altitude Electromagnetic Pulse Insults

open access: yesEnergies
This paper explores the use of a solid state transformer (SST) to mitigate the E3A component of a high-altitude electromagnetic pulse (HEMP) insult using external energy storage optimal control techniques. In lieu of conventional passive blocking devices
Connor A. Lehman   +3 more
doaj   +1 more source

Magnetic integration techniques in solid state transformer

open access: yes, 2019
Solid State Transformer (SST) is gaining its popularity due to the disadvantages of the conventional distribution transformer such as heavy weight, bulky size, core saturation limit and harmonics in output current.
Yang, Hong Sheng
core  

Structural and biochemical insights into the thermostable esterase Ta0887 from Thermoplasma acidophilum

open access: yesFEBS Open Bio, EarlyView.
In this study, a novel esterase from the thermoacidophilic archaeon Thermoplasma acidophilum was biochemically and structurally characterized. Our results demonstrate that Ta0887 is a highly thermostable esterase that preferentially hydrolyzes p‐nitrophenyl hexanoate and possesses an α‐helical cap domain that likely contributes to its substrate ...
Alejandro Delgado‐Rey   +4 more
wiley   +1 more source

Solid state transformer based hybrid microgrid architecture for increased solar PV penetration

open access: yes, 2020
Increased penetration of rooftop solar PV is causing undesirable technical impacts on the distribution networks. It has been identified that several urban distribution transformers in Sri Lanka are exceeding fifty percent of the solar PV over the ...
De Silva HHH
core  

AC-AC Dual Active Bridge Converter for Solid State Transformer

open access: yes, 2009
This work investigates the application of an ac-ac dual active bridge converter for solid state transformer. The proposed converter topology consists of two active H-bridges and one high frequency transformer.
Qin, Hengsi   +3 more
core   +1 more source

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