Imaging mechanical vibrations in suspended graphene sheets (2008)
Garcia-Sanchez, D., Van Der Zande, A. M., Paulo, A. San, Lassagne, B., McEuen, P. L., Bachtold, A.
We carried out measurements on nanoelectromechanical systems based on multilayer graphene sheets suspended over trenches in silicon oxide. The motion of the suspended sheets was electrostatically...
The environment of graphene probed by electrostatic force microscopy (2008)
Moser, J., Verdaguer, A., Jimenez, D., Barreiro, A., Bachtold, A.
We employ electrostatic force microscopy to study the electrostatic environment of graphene sheets prepared with the micro-mechanical exfoliation technique. We detect the electric dipole of residues...
Mechanical detection of carbon nanotube resonator vibrations (2007)
Garcia-Sanchez, D., Paulo, A. San, Esplandiu, M. J., Perez-Murano, F., Forro, L., Aguasca, A., ...
Bending-mode vibrations of carbon nanotube resonator devices were mechanically detected in air at atmospheric pressure by means of a novel scanning force microscopy method. The fundamental and higher...
Current-induced cleaning of graphene (2007)
Moser, J., Barreiro, A., Bachtold, A.
A simple yet highly reproducible method to suppress contamination of graphene at low temperature inside the cryostat is presented. The method consists of applying a current of several mA through the...
Counting and manipulating single electrons using a carbon nanotube transistor (2007)
Gruneis, An., Esplandiu, M. J., Garcia-Sanchez, D., Bachtold, A.
We report on the electric measurements of an individual Au nanoparticle with an ultra-high contact resistance of about $10^{19} \Omega$. The high-impedance measurements have been carried out by...
Beyond the linearity of current–voltage characteristics in multiwalled carbon nanotubes (2006)
Bourlon, B., Mikó, C., Forró, L., Glattli, D. C., Bachtold, A.
We present local and non-local electron transport measurements on individual multi-wall nanotubes for bias voltages between 0 and about 4 V. Local current–voltage characteristics are quite linear....
Beyond the Linearity of Current-Voltage Characteristics in Multiwalled Carbon Nanotubes (2006)
Bourlon, B., Miko, C., Forro, L., Glattli, D. C., Bachtold, A.
We present local and non-local electron transport measurements on individual multi-wall nanotubes for bias voltage between 0 and about 4 V. Local current-voltage characteristics are quite linear. In...
Cotunneling and one-dimensional localization in individual single-wall carbon nanotubes (2006)
Gao, B., Glattli, D. C., Placais, B., Bachtold, A.
We report on the temperature dependence of the intrinsic resistance of long individual disordered single-wall carbon nanotubes. The resistance grows dramatically as the temperature is reduced, and...
Four-point resistance of individual single-wall carbon nanotubes (2005)
Gao, B., Chen, Y. F., Fuhrer, M. S., Glattli, D. C., Bachtold, A.
We have studied the resistance of single-wall carbon nanotubes measured in a four-point configuration with noninvasive voltage electrodes. The voltage drop is detected using multiwalled carbon...
Determination of the Intershell Conductance in Multiwalled Carbon Nanotubes (2004)
Bourlon, B., Miko, C., Forro, L., Glattli, D. C., Bachtold, A.
We report on the intershell electron transport in multiwalled carbon nanotubes (MWNT). To do this, local and nonlocal four-point measurements are used to study the current path through the different...
Evidence for Luttinger liquid behavior in crossed metallic single-wall nanotubes (2003)
Gao, B., Komnik, A., Egger, R., Glattli, D. C., Bachtold, A.
Experimental and theoretical results for transport through crossed metallic single-wall nanotubes are presented. We observe a zero-bias anomaly in one tube which is suppressed by a current flowing...
Carbon Nanotube Based Bearing for Rotational Motions (2003)
Bourlon, B., Glattli, D. C., Bachtold, A., Forro, L.
We report the fabrication of a nanoelectromechanical system consisting of a plate rotating around a multiwalled nanotube bearing. The motion is possible thanks to the low intershell friction. Indeed,...
Geometrical Dependence of High-Bias Current in Multiwalled Carbon Nanotubes (2003)
Bourlon, B., Glattli, D. C., Placais, B., Berroir, J. M., Forro, L., Bachtold, A.
We have studied the high-bias transport properties of the different shells that constitute a multiwalled carbon nanotube. The current is shown to be reduced as the shell diameter is decreased or the...
Logic circuits based on carbon nanotubes (2003)
Bachtold, A., Hadley, P., Nakanishi, T., Dekker, C.
We demonstrate logic circuits with field-effect transistors based on single carbon nanotubes. A new technique is used for achieving local gates in nanotube field-effect transistors that provide...
Nakanishi, T., Bachtold, A., Dekker, C.
We report a numerical study of the tunnel conductance through the Schottky barrier at the contact between a semiconducting carbon nanotube and a metal electrode. In a planar gate model the asymmetry...
Logic circuits with carbon nanotubes (2002)
Bachtold, A., Hadley, P., Nakanishi, T., Dekker, C.
A new technique is used for achieving field-effect transistors based on a single semiconducting nanotube and with a gate that is local and that provides an excellent capacitive coupling with the...
Logic circuits with carbon nanotube transistors (2001)
Bachtold, A., Hadley, P., Nakanishi, T., Dekker, C.
We demonstrate logic circuits with field-effect transistors based on single carbon nanotubes. Our device layout features local gates that provide excellent capacitive coupling between the gate and...
Multi-wall carbon nanotubes as quantum dots (2001)
Buitelaar, M. R., Bachtold, A., Nussbaumer, T., Iqbal, M., Schoenenberger, C.
We have measured the differential conductance dI/dV of individual multi-wall carbon nanotubes (MWNT) of different lengths. A cross-over from wire-like (long tubes) to dot-like (short tubes) behavior...
Suppression of tunneling into multi-wall carbon nanotubes (2000)
Bachtold, A., De Jonge, M., Grove-Rasmussen, K., McEuen, P. L., Buitelaar, M., Schonenberger, C.
We have studied tunneling of electrons into multi-wall carbon nanotubes. Nanotube/electrode interfaces with low transparency as well as nanotube/nanotube junctions created with atomic force...
Comment on "Magnetoresistance and differential conductance in mutliwalled carbon nanotubes" (2000)
Schonenberger, C., Bachtold, A.
Jeong-O Lee et al. [Phy. Rev. B, 61, R16 362 (2000)] reported magnetoresistance and differential conductance measurements of multiwalled carbon nanotubes. The observed aperiodic conductance...
Luttinger liquid behavior in metallic carbon nanotubes (2000)
Egger, R., Bachtold, A., Fuhrer, M., Bockrath, M., Cobden, D., McEuen, P.
Coulomb interaction effects have pronounced consequences in carbon nanotubes due to their 1D nature. In particular, correlations imply the breakdown of Fermi liquid theory and typically lead to...
Scanned Probe Microscopy of Electronic Transport in Carbon Nanotubes (2000)
Bachtold, A., Fuhrer, M. S., Plyasunov, S., Forero, M., Anderson, Erik H., Zettl, A., ...
We use electrostatic force microscopy and scanned gate microscopy to probe the conducting properties of carbon nanotubes at room temperature. Multi-walled carbon nanotubes are shown to be diffusive...
Interference and Interaction in Multiwall Carbon Nanotubes (1999)
Schonenberger, C., Bachtold, A., Strunk, C., Forro, L.
We report equilibrium electric resistance R and tunneling spectroscopy dI/dV measurements obtained on single multiwall nanotubes contacted by four metallic Au fingers from above. At low temperature...