an array of rolled up nanomembranes


Microrobotics and micromotors

15 Jan 2018

Spermbot video now among Top 5 ever

The Spermbot video has now become the 5th most viewed video of the American Chemical Society. Click on the following link to watch it.

YouTube Video

20 Dez 2017

American Chemical Society highlights our work as Top News

Original work:

ACS Nano 12, 327 (2018)

ACS Top News

4 Dec 2017

Chemotherapeutic micromotor for targeted drug delivery

A sperm-driven micromotor acts as a targeted drug delivery system to potentially treat diseases in the female reproductive tract. 

ACS Nano 12, 327 (2018)

24 May 2017

Opportunities and challenges of medical microbots

In this extended comment we call on microrobotics researchers, materials scientists, bioimaging and medical specialists to work together to tackle the challenges on the way to in-vivo applications.

Nature 545, 406 (2017)

21 Mar 2017

Spermatozoa as robotic microswimmers

V. Magdanz, M. Medina-Sánchez, L. Schwarz, H. Xu, J. Elgeti, O. G. Schmidt

Adv. Mater. 29, 1606301 (2017)

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13 Jan 2016

American Chemical Society highlights our work as Top News

Original work:

Nano Lett. 16, 555 (2016)

ACS Top News

21 Dec 2015

Micromotorized sperms for artificial fertilization

Magnetically activated microhelices serve as motors for transporting sperm cells with motion deficiencies to help them carry out their natural function. 

Nano Lett. 16, 555 (2016)

30 Nov 2015

Biogenic microdaggers for single-cell surgery and drug release

S. K. Srivastava, M. Medina-Sánchez, B. Koch, O. G. Schmidt

Adv. Mater. 28, 832 (2016)

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	Efficient wastewater cleaning by self-propelled micromotors

Efficient wastewater cleaning by self-propelled micromotors

We present efficient wastewater-mediated activation of catalytic micromotors for the degradation of nitroaromatic pollutants in water.

Nano Lett. 16, 817 (2016)

	Flexible thermoresponsive microjets

Flexible thermoresponsive microjets

Flexible self-propelled microjets are formed by temperature-induced folding of thin polymer films into microtubes that contain an inner platinum layer for catalytic bubble propulsion in hydrogen peroxide.

Angew. Chem. Int. Ed. 53, 2673 (2014)

	A sperm driven micro-bio-robot

A sperm driven micro-bio-robot

V. Magdanz, S. Sanchez, O. G. Schmidt

Adv. Mater. 25, 6581 (2013)

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	Chemotactic behaviour of artificial engines

Chemotactic behaviour of artificial engines

Dr. L. Baraban, Dr. S. M. Harazim, Dr. S. Sanchez, Prof. Dr. O. G. Schmidt

Angew. Chem. Int. Edit. 52, 5552 (2013)

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	Self-propelled nanotools drilling into cells

Self-propelled nanotools drilling into cells

We design nanoscale tools in the form of autonomous and remotely guided catalytically self-propelled rolled-up tubes.

ACS Nano 6, 1751 (2012)

	Fabrication and applications of large arrays of multifunctional rolled-up SiO/SiO2 microtubes

Fabrication and applications of large arrays of multifunctional rolled-up SiO/SiO2 microtubes

S. M. Harazim, W. Xi, C. K. Schmidt, S. Sanchez, O. G. Schmidt

J. Mater. Chem. 22, 2878 (2012)

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	Magnetic microhelix coil structures

Magnetic microhelix coil structures

We design and investigate three-dimensional microhelix coil structures that are radial-, corkscrew-, and hollow-bar-magnetized. 

Phys. Rev. Lett. 107, 097204 (2011)

	"Starting" and "stopping" microjet engines

"Starting" and "stopping" microjet engines

We report the tuning of the propulsion power of catalytic microjets through illumination of a solution by a white-light source.

Angew. Chem. Int. Edit. 50, 10875–10878 (2011)

	Superfast motion of catalytic microjet engines at physiological temperature

Superfast motion of catalytic microjet engines at physiological temperature

We fabricate microjet engines that acquire superfast speeds of 10 mm sec-1.

J. Am. Chem. Soc. 133, 14860 (2011)

	Towards remotely controlled intelligent microrobots

Towards remotely controlled intelligent microrobots

In this tutorial review we describe recent progress on catalytic microtubular engines fabricated by rolled-up nanotech.

Chem. Soc. Rev. 40, 2109 (2011)

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	Guinness World Record® for "Smallest Man-Made Jet Engine"

Guinness World Record® for "Smallest Man-Made Jet Engine"

"The smallest man-made jet engine measures just 600nm across and weighs 1 picogram.

Die Welt (March 8, 2011)

	Microbots swimming in the flowing streams of microfluidic channels

Microbots swimming in the flowing streams of microfluidic channels

The motion of artificial catalytic nanomachines is commonly studied in free bulk solution, which differs significantly from the stream-like channel networks existing in the human body. 

J. Am. Chem. Soc. 133, 701 (2011)

	Transport of animal cell material by catalytic microbots

Transport of animal cell material by catalytic microbots

Animal cells can be transported within a fluid in a controllable manner by using artificial microbots.

Chem. Commun. 47, 698-700 (2011)

	Collective behaviour of artifcial autonomous systems

Collective behaviour of artifcial autonomous systems

Artificial autonomous systems act as catalytic water striders at the air–liquid interface of hydrogen peroxide solution.

Adv. Mater. 22, 4340 (2010)

	Highly efficient locomotion of hybrid biocatalytic microengines

Highly efficient locomotion of hybrid biocatalytic microengines

We have designed a novel hybrid biocatalytic microengine.

J. Am. Chem. Soc. 132, 13144 (2010)

	Magnetic control of tubular catalytic microbots

Magnetic control of tubular catalytic microbots

A. A. Solovev, S. Sanchez, M. Pumera, Y. F. Mei, O. G. Schmidt

Adv. Funct. Mater. 20, 2430 (2010)

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	Microtubular jet engines

Microtubular jet engines

A. A. Solovev, Y. Mei, E. B. Ureña, G. Huang, O. G. Schmidt

Small 5, 1688 (2009)

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	Ferngesteuerte Mikroraketen

Ferngesteuerte Mikroraketen

Wir haben winzige Mikroraketen hergestellt, die sich durch ein Magnetfeld fernsteuern lassen.

Spektrum der Wissenschaft, S.16, Juli 2009

Welt der Physik 16.05.2009

	Strain engineered micro-/nanotubes on polymers

Strain engineered micro-/nanotubes on polymers

Y. Mei, G. Huang, A. A. Solovev, E. Bermúdez Ureña, I. Mönch, F. Ding, T. Reindl, R. K. Y. Fu, P. K. Chu, O. G. Schmidt

Adv. Mater. 20, 4085 (2008)

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