Nanostructures and methods for manufacturing the same

LI Samuelson, BJ Ohlsson - US Patent 7,335,908, 2008 - Google Patents
5,362.972 A 1 1/1994 Yazawa et al......... 257.13 electronic, photonic structures, and
electromechanical 5,381,753 A 1/1995 Okajima et al............... 117/12 MEMS devices, are …

Metal-seeded growth of III–V semiconductor nanowires: towards gold-free synthesis

KA Dick, P Caroff - Nanoscale, 2014 - pubs.rsc.org
Semiconductor nanowires composed of III–V materials have enormous potential to add new
functionality to electronics and optical applications. However, integration of these promising …

Nanoelectronic structure and method of producing such

LI Samuelson, P Svensson, J Ohlsson… - US Patent …, 2011 - Google Patents
The present invention relates to semiconductor devices comprising semiconductor
nanoelements. In particular the invention relates to devices having a volume element having …

LED with upstanding nanowire structure and method of producing such

LI Samuelson, B Pedersen, BJ Ohlsson - US Patent 8,183,587, 2012 - Google Patents
The present invention relates to light emitting diodes, LEDs. In particular the invention
relates to a LED comprising a nanowire as an active component. The nanostructured LED …

Precisely positioned nanowhiskers and nanowhisker arrays and method for preparing them

LI Samuelson, BJ Ohlsson, TMI Martensson - US Patent 7,608,147, 2009 - Google Patents
A nanoengineered structure comprising an array of more than about 1000 nanowhiskers on
a substrate in a predetermined spatial configuration, for use for example as a photonic band …

InGaAs nano-pillar array formation on partially masked InP (111) B by selective area metal–organic vapour phase epitaxial growth for two-dimensional photonic …

M Akabori, J Takeda, J Motohisa, T Fukui - Nanotechnology, 2003 - iopscience.iop.org
We report on the selective area metal–organic vapour phase epitaxial growth of an InGaAs
nano-pillar array on a partially masked InP (111) B substrate. This technique is very …

Formation of nanowhiskers on a substrate of dissimilar material

LI Samuelson, TMI Martensson - US Patent 7,528,002, 2009 - Google Patents
(57) ABSTRACT A method for forming a nanowhisker of, eg, a III-V semi conductor material
on a silicon Substrate, comprises: prepar ing a Surface of the silicon Substrate with …

Growth of GaAs/AlGaAs hexagonal pillars on GaAs (1 1 1) B surfaces by selective-area MOVPE

J Motohisa, J Takeda, M Inari, J Noborisaka… - Physica E: Low …, 2004 - Elsevier
We report on the growth of GaAs and GaAs/AlGaAs heterostructured hexagonal pillar
structures using selective area (SA) metalorganic vapor phase epitaxy (MOVPE). By …

Nanowhiskers with pn junctions, doped nanowhiskers, and methods for preparing them

LI Samuelson, BJ Ohlsson, LÅ Ledebo - US Patent 7,432,522, 2008 - Google Patents
Nano-engineered structures are disclosed, incorporating nanowhiskers of high mobility
conductivity and incorporating pn junctions. In one embodiment, a nanowhisker of a first …

Directionally controlled growth of nanowhiskers

W Seifert, LI Samuelson, BJ Ohlsson… - US Patent …, 2008 - Google Patents
Nanowhiskers are grown in a non-preferential growth direction by regulation of nucleation
conditions to inhibit growth in a preferential direction. In a preferred implementation,< 001> …