tip in Biological Technology

Plastics that convert light to electricity could have a big impact

...developed in Ginger's lab to record photocurrent, comes to a point just 10 to 20 nanometers across (a human hair is about 60,000 nanometers wide). The tip is coated with platinum or gold to conduct electrical current, and it traces back and forth across the solar cell to record the properties. As the...

Video shows nanotube spins as it grows

...oratoire de Physique de la Matire Condense et Nanostructures) used a field emission microscope (FEM). A few atoms of metal catalyst were placed on the tip of the FEM's needle-like probe, and carbon nanotubes grew atop the metal catalyst. An electric current was passed lengthwise through the probe and nan...

Researchers enlist DNA to bring carbon nanotubes' promise closer to reality

...es of biological molecules. Another common structure seen in proteins is the beta sheet. If you take a long strand in your palm, stretch it out to the tip of your index finger, loop it to your middle finger, then back to your palm, then out to your ring finger, back to your palm and out to your little fi...

New statistical technique improves precision of nanotechnology data

...face irregularities and inaccurate placement of the atomic force microscope tip onto samples. In measuring the effects of extremely small forces actin...al's elastic modulus. Theoretically, applying force to a nanobelt with the tip of an atomic force microscope should produce consistent linear deformation,...

Carbon Design Innovations, Inc. Introduces Carbon Nanotube Probe Technology for Atomic Force Microscopy, CNT-Probes Deliver New Level of AFM Imaging Performance

...fers the durability, stability and high resolution capabilities of a multi-wall CNT tip. The nominal total CNT length is 500 nm, with the exposed CNT tip less than 200 nm. It can be mounted onto any AFM cantilever. C|D|I probes are now available for order and will begin shipping in the third quart...

A*STAR scientists invent the world's only controllable molecule gear of minuscule size of 1.2nm

...ndrum by proving that the rotation of the molecule-gear could be wellcontrolled by manipulating the electrical connection between the molecule and the tip of a Scanning Tunnelling Microscope while it was pinned on an atom axis. Said Dr Lim Khiang Wee, Executive Director of IMRE, "Christian and his tea...

Orange County Laser Surgeon Nissan Pilest Tapped as Keynote Speaker at Fraxel & Thermage User Forum Held at Beckman Laser Institute

...onsistently stayed abreast of Thermage's therapies for skin tightening of the face, neck and body and has recently incorporated the company's new Body tip 16 which speeds up treatment and combines firming with visual cellulite improvement to the abdomen, buttocks and thighs. "Patients literally leav...

Nanophysicists find unexpected magnetic effect

...Alicante, Spain, in 2008. Calvo, a graduate student, was working with single-atom ferromagnetic contacts that were created by lowering and raising the tip of a scanning tunneling microscope onto a surface. Untiedt knew that Natelson worked on similar-sized systems that were created in a wholly differe...

Spring 'blockbuster' movie now showing

...and speed of such observations, and begin to see a live view of many other reactions at the atomic scale." Rubbing graphene off the end of a pencil tip and suspending the specimen in an observation grid, Zettl and his colleagues used prolonged irradiation from TEAM 0.5's electron beam (set at 80 kV) t...

Nanoscience Instruments, Inc. Announces Distribution of NaugaNeedles Metallic Needle AFM Tips

...ge of new applications not previously possible. The tips have many advantages over metal coated tips, particularly wear. As a metal coated silicon tip wears, it becomes unusable in a short period of time. As a metallic needle wears, both conductivity and imaging quality remain constant over a very lo...

Researchers discover a potential on-off switch for nanoelectronics

...al's surface with a conductive gold tip. Previous work had shown a gold STM tip could be repeatedly be plunged into a gold surface containing a solution of molecules and retracted, until the contact area between the tip and gold surface reduces to a single strand, like a necklace. When this str...

Stereotaxis Announces Fourth Quarter and Full Year 2008 Earnings Release Date and Conference Call

... of the heart to treatment sites. This is achieved using computer-controlled, externally applied magnetic fields that govern the motion of the working tip of the catheter or guidewire, resulting in improved navigation, shorter procedure time and reduced x-ray exposure. The core components of the Stereota...

Domain walls that conduct electricity

...charge, which Seidel mapped using a piezoresponse force microscope (PFM): as the PFM probe moves across a sample, an alternating electric field in the tip gives rise to a detectable mechanical response in the sample, according to its polarization. The same PFM setup can control the nature of the local po...

Caliper Life Sciences Introduces Zephyr Genomics Workstation for Automated Liquid Handling

...rs and simplify operation such as a graphical user interface (GUI), partial tip loading, and an ultrasonic detector. The GUI guides the user through method... associated with high-throughput processing. Utilizing the Zephyr's partial tip loading capability, the instrument can efficiently process as few as 8 and ...

Stereotaxis Showcases Advancements for Remote Magnetic Ablations

... of the heart to treatment sites. This is achieved using computer-controlled, externally applied magnetic fields that govern the motion of the working tip of the catheter or guidewire, resulting in improved navigation, shorter procedure time and reduced x-ray exposure. The core components of the Stereota...

Irvine Dermatologist Begins In-office Clinical Studies -- Nissan Pilest, MD Combines Multi-Use Botox in Laser Resurfacing Clinical Studies

...ed below) Frown Lines and Worry Lines Crows' Feet Asymmetrical Brow Chemical Brow Lift (A favorite) Bunny Lines Drooping Nose tip Gummy Smile Downturned Mouth Corner ("Sad Smile"} Neck Bands Chin Scrunch Jowl Softening Vertical Lip Lines Excessive S...

Terumo Interventional Systems Launches a Complete Line of Coronary Diagnostic Catheters

..., N.J., Dec. 1 /PRNewswire/ -- The Tiger and Jacky tip shapes stand out in Terumo's newest family of prod...catheters, featuring the exclusive Tiger and Jacky tip shapes designed and cleared specifically for trans...srael Medical Center. "The Tiger and Jacky tip shapes are paramount to the Optitorque product lin...

FDA Approves Boston Scientific's Apex(TM) PTCA Dilatation Catheter

...dilatation catheter technology, utilizing a new Bi-Segment(TM) inner shaft for improved pushability and flexibility. Additionally, it has a redesigned tip with the same low profile as the Maverick(R) PTCA Dilatation Catheter for excellent turning and wire tracking. It is available in a wide array of ba...

Prominent Urologist Dr. David B. Samadi Presents Breakthrough Robotic Surgery Techniques on OR Live Webcast

...developed a new approach that helps him get to the tip of the seminal vesicle, which is not to cut the va... it because it's going to guide me as to where the tip of the seminal vesicle is. This is critical, espec... seminal vesicle. I really don't like to leave the tip of the seminal vesicle." Samadi responded...

Nanoscience Instruments, Inc. Introduces All-Diamond AFM Probes

...con nitride probes in that both the cantilever and tip are 100 percent UNCD®, a thin-film form of nan...mes when imaging hard surfaces without sacrificing tip sharpness. NaDiaProbes also provide enhanced imagi...advantages for many applications, especially where tip durability is concerned. They will be instrumental...

Dr. Larry Corey Named New Member of the Institutes of Medicine

...ajor contributions to the advancement of the medical sciences, health care, and public health. "I am honored by the recognition," Corey said. With a tip of the hat to those who work in his labs, Corey added, "I thank all of the smart fellows, post docs, technicians and collaborators who have made me lo...

Dry adhesive based on carbon nanotubes gets stronger, with directional gripping ability

...have van der Waals forces acting along the entire length of the nanotubes, but when you have a point contact, the van der Waals forces act only at the tip of the nanotubes. That allows us to truly mimic what the gecko does naturally." In tests done on a variety of surfaces including glass, a polymer...

Graphene pioneers follow in Nobel footsteps

...g hours for the last five years. Hundreds of other researchers have now joined us in studying graphene. "But still we have not yet explored even a tip of the iceberg. Graphene continues to surprise us beyond our wildest imagination. "It works like a magic wand whatever property or phenomenon you ...

Beaumont Doctor's Invention Improves Cataract Surgery Outcomes

...age has offices in Troy and Birmingham, Michigan. Other techniques with various apparatus do exist, such as the use of a net or levitation using the tip of a probe. They are not ideal for various reasons. A net can block the needed removal of lens fragments while the extremely small diameter of a probe...

Northwestern chemists take gold, mass-produce Beijing Olympic logo

...director of Northwestern's International Institute for Nanotechnology. "The tip of each polymer pen starts with nanometer-scale sharpness, but if we press down harder the tip flattens out. This gives us great flexibility in the structures we can prod...

Prominent Physician Achieves Success Using Topical Sinus Medications via Pulsitile Irrigation

...ater and adds one packet (1 tsp) of Breathe-EaseXL™. (This makes a 1% modified Ringer's saline solution) 2. The patient then attaches the nasal tip to the handle and irrigates approximately 150 cc through each nostril 3. After completing the 300 cc, they stop and gently clear their nose 4. The p...

Startup Nanotech Firm Books First Revenue From Large Chip Makers

...ry, scalable, and flexible manufacturing process of a carbon nanotube probe tip for use in the atomic force microscope (AFM). This process alleviates the c... enhancing the quality of their results. CN Probes' technology upgrades the tip machinery of the AFMs and, therefore, enables researchers to bridge the gap...

Golden scales

... electrical properties and increased rigidity. One tip of the carbon nanotube is free and the other tip is anchored to an electrode in close proximity to ...s creates a negative electrical charge on the free tip of the nanotube. An additional radio frequency wa...

Carbon Nanoprobes, Inc Announces Production Agreement With Leading MEMS Foundry

...es' flagship product, a carbon nanotube probe tip for use in the atomic force microscope (AFM). Thes...is microscope. The key component in the AFM is the tip (aka probe). The tip generates data that is collected and complied into...

A phonon floodgate in monolayer carbon

...n metal electrodes. An applied voltage between the tip and sample causes electrons to tunnel between them... the tunnel current depends on the position of the tip with respect to the surface, so by scanning the tip across the flake the surface topography can be map...

Ovalum Ltd. Announces Success in Coronary Cases Using CiTop™ ExPander™ Guidewire

...s designed. The CiTop™ ExPander™ Guidewire is a 0.014" Guidewire which combines conventional guidewire navigational properties with a tip dilation feature to aid in releasing a wedged guidewire and allow its advancement through difficult occlusions. The company has completed successf...

Ovalum Ltd. Received Clearance to Market the CiTop™ Product-Line in Israel

...alists to cross over the arterial blockage in a controllable and reproducible way. The system is made of a highly flexible guidewire body and a distal tip consisting of a working element with dilating capabilities to facilitate wire cross-over. The CiTop™ product-line also includes the 0.014" ...

Ovalum Ltd. Announces Sales Launch of CiTop™ Product-Line in Europe

...eeing week to week an increase in sales. The response from the market is unbelievable". The CiTop(TM) Guidewire System has a patented micro tip mechanism that with a wave-like motion automatically advances within the occluded material. After crossing the occlusion, the device can be further us...

Detecting dangerous chemicals with lasers, exploring the brain's circuitry with light and more

...etermined by shining light at a known frequency into the sample and then observing the frequency of the outgoing light. Delivering light from a sharp tip allows a much more targeted examination of the sample, possibly even permitting the spectroscopic study of single molecules. (Talk CTuCC1, "Bright Pho...

Novare Surgical Wins Medical Design Excellence Award

...irror the surgeon's hand direction with the added benefit of tactile feedback. As such, when the surgeon's hand moves in one direction, the instrument tip exactly follows. Unlike standard laparoscopic instrumentation, RealHand offers complete 7 degrees of freedom of movement in a hand-held instrument a...

Many paths, few destinations: How stem cells decide what they'll be

...ons in gene activity and protein production that can sometimes be enough to tip the balance and cause them to fall into other attractor states namely, red or white blood cell progenitors. Specific growth factors can tip the balance, but these factors are part of an overall landscape that guides...

Boston Scientific Announces FDA Approval of New Heart Failure Lead

...(R) Spiral lead has smallest left ventricular lead tip profile in the indu...t features a spiral fixation design and small lead tip profile (4.1 French tapering to 2.6 French) for pl...UITY Spiral has the smallest left ventricular lead tip profile in the industry, offering greater flexibil...

Nanotechnology in reverse uses cell to calibrate tools

...iny lever that runs over the surface of an object. Small deflections of the tip are read and translated to produce an image of the object's surface. However, accurate calibration of the springiness of the tip is difficult. Heinrich and Ounkomol used individual red blood cells suck...

Thermage Announces First Quarter 2008 Financial Results

... Systems and tip Revenue Up Domestically and Internationally U.S. Sales Increase 8% Year-Over-Year U.S. ThermaCool NXT System Sales Grow 29% Yea...

Nektar Receives Patent Covering Pulmonary Targeted Antibiotics

...Dry Powder Inhaled Technology. This patent extends through the year 2022. tip is being co-developed by Nektar and Novartis and is currently in Phase 3 de...chnology has the capability to administer high local lung concentrations of tip that may provide significant benefits to patients suffering from this debil...