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SPHELAR POWER

Sees Many Potential Uses

for Spherical Solar Cells

Josuke Nakata

Sphelar Power Corporation

President and CEO

Contents

What is Sphelar® ?

Sphelar ®, integrated into everyday life,

always keep sunlight with you

created in collaboration with graf

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Sphelar®, fully integrated with the textile architecture,

ensure autonomous operation

jointly-developed with Matsubun Textile, Urase, University of Fukui and Industrial Technology Center of Fukui

Prefecture as a part of Supporting Industry Program supported by METI-KANSAI

Sphelar® cells

Spherical, 1-2 mm φ

3D light capture

Discrete Solar cells

Light and durable

Anode and cathode, opposed to each other (patented electrode arrangement)

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Al electrode

Ag electrode

n+shell

p core

Anode and cathode, opposed to each other (patented electrode arrangement)

SPHELAR® LANTERN

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SPHELAR® STICK

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The world’s first energy-harvesting textile

Preliminary data at STC conditions

Pm: 0.42 W

Vm: 12 V

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Vm: 12 V

Im: 34 mA

Fill Factor: 0.70

Featuring 3,000 Sphelar® cells

Exhibited at PV EXPO 2013

Featured by

low-weight,

thinness,

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elasticity,

and tensibility

Energy harvesting applications

6 versions of serial and parallel

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Cymbet Energy Harvesting from a Single Candle ~30 Lux

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All photos courtesy from Cymbet

Sphelar® appears to have enormous potential for offering vital part

to establish sustainable lifestyle.

Thank You

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Thank You