Simple Stacking Methods for Silicon Micro Fuel Cells

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Simple Stacking Methods for Silicon Micro Fuel Cells. / Scotti, Gianmario; Kanninen, Petri; Kallio, Tanja; Franssila, Sami.

In: MICROMACHINES, Vol. 5, No. 3, 2014, p. 558-569.

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@article{3f142024b34247eaa7c58993647c51ad,
title = "Simple Stacking Methods for Silicon Micro Fuel Cells",
abstract = "We present two simple methods, with parallel and serial gas flows, for the stacking of microfabricated silicon fuel cells with integrated current collectors, flow fields and gas diffusion layers. The gas diffusion layer is implemented using black silicon. In the two stacking methods proposed in this work, the fluidic apertures and gas flow topology are rotationally symmetric and enable us to stack fuel cells without an increase in the number of electrical or fluidic ports or interconnects. Thanks to this simplicity and the structural compactness of each cell, the obtained stacks are very thin (~1.6 mm for a two-cell stack). We have fabricated two-cell stacks with two different gas flow topologies and obtained an open-circuit voltage (OCV) of 1.6 V and a power density of 63 mW·cm−2, proving the viability of the design",
keywords = "black silicon, deep reactive ion etching, micro fuel cell, polymer electrolyte membrane, silicon, stacking, black silicon, deep reactive ion etching, micro fuel cell, polymer electrolyte membrane, silicon, stacking, black silicon, deep reactive ion etching, micro fuel cell, polymer electrolyte membrane, silicon, stacking",
author = "Gianmario Scotti and Petri Kanninen and Tanja Kallio and Sami Franssila",
year = "2014",
doi = "10.3390/mi5030558",
language = "English",
volume = "5",
pages = "558--569",
journal = "MICROMACHINES",
issn = "2072-666X",
publisher = "Multidisciplinary Digital Publishing Institute (MDPI)",
number = "3",

}

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TY - JOUR

T1 - Simple Stacking Methods for Silicon Micro Fuel Cells

AU - Scotti, Gianmario

AU - Kanninen, Petri

AU - Kallio, Tanja

AU - Franssila, Sami

PY - 2014

Y1 - 2014

N2 - We present two simple methods, with parallel and serial gas flows, for the stacking of microfabricated silicon fuel cells with integrated current collectors, flow fields and gas diffusion layers. The gas diffusion layer is implemented using black silicon. In the two stacking methods proposed in this work, the fluidic apertures and gas flow topology are rotationally symmetric and enable us to stack fuel cells without an increase in the number of electrical or fluidic ports or interconnects. Thanks to this simplicity and the structural compactness of each cell, the obtained stacks are very thin (~1.6 mm for a two-cell stack). We have fabricated two-cell stacks with two different gas flow topologies and obtained an open-circuit voltage (OCV) of 1.6 V and a power density of 63 mW·cm−2, proving the viability of the design

AB - We present two simple methods, with parallel and serial gas flows, for the stacking of microfabricated silicon fuel cells with integrated current collectors, flow fields and gas diffusion layers. The gas diffusion layer is implemented using black silicon. In the two stacking methods proposed in this work, the fluidic apertures and gas flow topology are rotationally symmetric and enable us to stack fuel cells without an increase in the number of electrical or fluidic ports or interconnects. Thanks to this simplicity and the structural compactness of each cell, the obtained stacks are very thin (~1.6 mm for a two-cell stack). We have fabricated two-cell stacks with two different gas flow topologies and obtained an open-circuit voltage (OCV) of 1.6 V and a power density of 63 mW·cm−2, proving the viability of the design

KW - black silicon

KW - deep reactive ion etching

KW - micro fuel cell

KW - polymer electrolyte membrane

KW - silicon

KW - stacking

KW - black silicon

KW - deep reactive ion etching

KW - micro fuel cell

KW - polymer electrolyte membrane

KW - silicon

KW - stacking

KW - black silicon

KW - deep reactive ion etching

KW - micro fuel cell

KW - polymer electrolyte membrane

KW - silicon

KW - stacking

U2 - 10.3390/mi5030558

DO - 10.3390/mi5030558

M3 - Article

VL - 5

SP - 558

EP - 569

JO - MICROMACHINES

JF - MICROMACHINES

SN - 2072-666X

IS - 3

ER -

ID: 720288