نتایج جستجو برای: Nanorobots

تعداد نتایج: 168  

2012
Sanchita Paul

This paper provides a technical survey on recent developments of nanorobots in medical applications. The recent advancement of nanotechnology leads to nanorobots, which are effectively used as nanomedicine to perform treatments even at the cellular level. Much research work has been carried out based on the nanorobots such as diagnosing, treating, preventing disease, some traumatic injury, of r...

2014
S Y Ahmed S E Amin T Alarif Adriano Cavalcanti Robert A. Freitas Luiz C. Kretly Khin Haymar Saw Hla YoungSik Choi Jong Sou Park

In this paper, a control algorithm is proposed for pH sensitive nanorobots to deliver drugs in the tumor area while navigating in the blood stream environment. The nanorobots are able to communicate with their neighbors using the Particle Swarm Optimization algorithm. Furthermore, the obstacle avoidance algorithm allows the nanorobots to avoid collision with the blood cells. Each nanorobot can ...

2011
Eric Drexler

As nanotechnology advances, the use of nanotechnology for medical purposes in the field of nanomedicine seems more promising; the rise of nanorobots for medical diagnostics and treatments could be arriving in the near future. This study proposes a swarm intelligence based control mechanism for swarm nanorobots that operate as artificial platelets to search for wounds. The canonical particle swa...

2000
Benjamin Chui Lea Kissner

Current trends in technology indicate that nanometerscale devices will be feasible within two decades. It is likely that NASA will attempt a manned Mars mission within the next few decades. Manned Mars activities will be relatively labor-intensive, presenting significant risk of damage to the Marssuit. We have investigated two possible architectures for nanotechnology applied to the problem of ...

2014
Lukasz Faber Krzysztof Boryczko Marek Kisiel-Dorohinicki

The new methods of diagnosis are often more sensitive and speed up its process allowing for a more effective treatment. Yet they need to be carefully tested before they can be used in practice. The paper concerns the problems of developing nanorobots, which would circulate in the bloodstream of the human body gathering information about its condition. Simulation of these new ways of diagnosis i...

Journal: :Science-Business eXchange 2012

2005
Adriano Cavalcanti

A new era on medicine are expected to happen in the coming years. Due to the advances in the field of nanotechnology, nanodevice manufacturing has been growing gradually. From such achievements in nanotechnology, and recent results in biotechnology and genetics, the first operating biological nanorobots are expected to appear in the coming 5 years, and more complex diamondoid based nanorobots w...

Journal: :I. J. Robotics Res. 2009
Robert A. Freitas

The technologies that are needed for the atomically precise fabrication of diamondoid nanorobots in macroscale quantities at low cost require the development of a new nanoscale manufacturing technology called positional diamondoid molecular manufacturing, enabling diamondoid nanofactories that can build nanorobots. Achieving this new technology will require the significant further development o...

1994
Adriano Cavalcanti Lior Rosen Bijan Shirinzadeh Moshe Rosenfeld

This paper presents the study of nanorobots control activation for stenosed coronary occlusion, with the practical use of chemical and thermal gradients for biomedical problems. The recent developments on nanotechnology new materials allied with electronics device miniaturization may enable nanorobots for the next few years. New possibilities for medicine are expected with the development of na...

2008
Robert A. Freitas

Nanomedicine is the application of nanotechnology to medicine: the preservation and improvement of human health, using molecular tools and molecular knowledge of the human body. Medical nanorobotics is the most powerful form of future nanomedicine technology. Nanorobots may be constructed of diamondoid nanometer-scale parts and mechanical subsystems including onboard sensors, motors, manipulato...

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