183 Wireless gas detection with a smartphone via rf communication.
http://www.pnas.org/content/111/51/18162.abstract

182 Lateral epitaxial growth of two-dimensional layered semiconductor heterojunctions.
http://www.nature.com/nnano/journal/v9/n12/abs/nnano.2014.222.html

181 Two-dimensional titanium carbide has been produced by etching out aluminium in a lithium fluoride and hydrochloric acid mixture; it is hydrophilic and mouldable like clay and has excellent volumetric capacitance and cyclability, properties that are desirable for portable electronics.
http://www.nature.com/nature/journal/v516/n7529/full/nature13970.html

180 Fabrication of high performance thin-film transistors via pressure-induced nucleation.
http://www.nature.com/srep/2014/141031/srep06858/full/srep06858.html

179 Few-layer ​molybdenum disulfide transistors and circuits for high-speed flexible electronics.
http://www.nature.com/ncomms/2014/141008/ncomms6143/full/ncomms6143.html

178 Vivid, full-color aluminum plasmonic pixels.
http://www.pnas.org/content/111/40/14348.abstract

177 Tenfold increase in the lifetime of blue phosphorescent organic light-emitting diodes.
http://www.nature.com/ncomms/2014/140925/ncomms6008/full/ncomms6008.html

176 A power-harvesting pad-less mm-sized 24/60GHz passive radio with on-chip antennas.
http://ieeexplore.ieee.org/xpl/login.jsp?tp=&arnumber=6858380&tag=1&url=http%3A%2F%2Fieeexplore.ieee.org%2Fstamp%2Fstamp.jsp%3Ftp%3D%26arnumber%3D6858

175 All-optical control of ferromagnetic thin films and nanostructures.
http://www.sciencemag.org/content/345/6202/1337.abstract

174 A power-harvesting pad-less mm-sized 24/60GHz passive radio with on-chip antennas.
http://ieeexplore.ieee.org/xpl/login.jsp?tp=&arnumber=6858380&tag=1&url=http%3A%2F%2Fieeexplore.ieee.org%2Fstamp%2Fstamp.jsp%3Ftp%3D%26arnumber%3D6858

173 Adaptive optoelectronic camouflage systems with designs inspired by cephalopod skins.
http://www.pnas.org/content/111/36/12998.abstract

172 Towards Practical Application of Paper based Printed Circuits: Capillarity Effectively Enhances Conductivity of the Thermoplastic Electrically Conductive Adhesives.
http://www.nature.com/srep/2014/140903/srep06275/full/srep06275.html

171 Biodegradable Nanofibrous Polymeric Substrates for Generating Elastic and Flexible Electronics.
http://onlinelibrary.wiley.com/doi/10.1002/adma.201401537/abstract

170 Fast Plasmonic Laser Nanowelding for a Cu-Nanowire Percolation Network for Flexible Transparent Conductors and Stretchable Electronics.
http://onlinelibrary.wiley.com/doi/10.1002/adma.201400474/abstract

169 Plasmonic nanoparticle scattering for color holograms.
http://www.pnas.org/content/111/35/12679.abstract

168 All-printed diode operating at 1.6 GHz.
http://www.pnas.org/content/111/33/11943.abstract

167 An upconverted photonic nonvolatile memory.
http://www.nature.com/ncomms/2014/140821/ncomms5720/full/ncomms5720.html

166 A million spiking-neuron integrated circuit with a scalable communication network and interface.
http://www.sciencemag.org/content/345/6197/668

165 Highly Conductive, Flexible, and Compressible All-Graphene Passive Electronic Skin for Sensing Human Touch.
http://onlinelibrary.wiley.com/doi/10.1002/adma.201401367/abstract

164 Nanostructured Graphene Composite Papers for Highly Flexible and Foldable Supercapacitors.
http://onlinelibrary.wiley.com/doi/10.1002/adma.201401513/abstract