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Key achievements and challenges in STM and AFM

Sang Joon Cho, Chief Scientist at Park Systems, describes the company’s early days and some of its most notable achievements.

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Nanotechnology research highlights: find out what the authors have to say

Novel hybrid quantum well-dots nanostructures

Hybrid quantum well-dots nanostructures increase the efficiency of photovoltaic devices.

Coexistence of volatile and nonvolatile resistive switching

Diode-like volatile resistive switching and nonvolatile resistive switching behaviors are investigated.

Towards hierarchical patterning of biomolecules without human intervention

Reducing the cost of patterning by exploiting self-assembly.

Low-temperature growth of tungsten-oxide nanowires on Si chips

Micrometer long W-oxide nanowires are synthesized by low temperature vacuum annealing of metastable amorphous tungsten films.

Silicon rich oxide based light emitting capacitors

Resistance switching enhances electroluminescence in silicon rich oxide based light emitting capacitors.

Ultra low-power computing

Piezoelectronic transistor bypasses fundamental limitations on minimum power consumption in field effect transistors.

InAs nanowires for heat conversion

Low thermal conductivity of nanowires enhances thermoelectric performance

Lanthanide-doped semiconductor quantum dots

Successful incorporation of Eu3+ ions into ZnS quantum dots.

CMOS-Integrable room-temperature operational single-electron transistors

Ultra-fine ~1 nm sputtered gold nanoparticles are used to achieve room temperature operational single electron transistors.

Tackling challenges in computer-based screening of battery electrolytes

Researchers from the US Army Research Laboratory have designed a distributed multi-scale computing framework that allows quantum chemistry computations to screen multiple distributed computational resources for promising battery materials.

Self-aggregating fluorescence nanoparticles in living cells

Researchers achieve controlled in situ self-assembly of nanoaggregates in living cells.

Nanoplasmonics mediates ultrasensitive detection

We aimed to provide an overview in Nanotechnology of recently published reports regarding the development of more efficient plasmonic sensors, including the impact on modern spectroscopic methods, promising applications and examples for academic interest.

Stabilising carbon nanotubes with block copolymers

Encapsulating with amphiphilic block copolymers stabilises carbon nanotubes, enabling functionalisation and further modification for future applications.

Restoring the stoichiometry of CdS films

Cd-rich CdS QDs precursor can prepare CdS film with restored stoichiometry from Cd-deficient film.

Molybdenum disulfide nanosheets – Are they safe?

Determining the biosafety of MoS2 by cytotoxicity assay and electrical impedance studies.

Multifunctional nanocomposites help diagnose and treat cancer

Folic acid modified magnetic-hollow gold nanospheres show great potential for cancer diagnosis and therapy.

Can Moore’s Law make a comeback?

New research on hollow semiconductor nanotubes offers hope.

Inducing magnetism in phosphorene nanoribbons under strain

Magnetic stability in phosphorene nanoribbons can be realised from the dual tuning of geometric and electronic transitions.

Targeting melanoma with peptide-conjugated nanoparticles

Comparing active and passive targeting strategies using ultrasmall gold nanoparticles.

Core-shell structure enhances electrochemical properties

A facile and eco-friendly way to fabricate core-shell nanowires with improved specific capacitance, stability and rate capability.