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From dots and dashes to tele and datacommunication.

Archives, Room Use Only - HE8240.S76 J3313 1994




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Di-μ3-chlorido-tetra-μ2-chlorido-di­chloridotetra­kis­(N,N-di­ethyl­ethane-1,2-di­amine-κ2N,N')tetra­cadmium(II)

In the title compound, [Cd4Cl8(C6H16N2)4], the Cd2+ cations and Cl− anions form M4Cl8 clusters with six of the Cl− ions bridging Cd2+ cations and two being pendant. Each Cd2+ cation has distorted octa­hedral coordination completed by four Cl− ions and two N atoms of the asymmetrical bidentate amino ligand. The cluster consists of pairs of face-sharing hexa­hedra linked by a shared edge.




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Adding 750,000 dots to The Obliteration Room

Time-lapse captured at the Hirshhorn Museum of Yayoi Kusama’s The Obliteration Room, on view in “Yayoi Kusama: Infinity Mirrors.” In Yayoi Kusama’s “The Obliteration Room,” […]

The post Adding 750,000 dots to The Obliteration Room appeared first on Smithsonian Insider.



  • Art
  • History & Culture
  • Video
  • Hirshhorn Museum and Sculpture Garden

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New quantum dot process could lead to super-efficient light-producing technology

Polarised light forms the basis of many technologies, such as computer monitors. However, current approaches for making polarised light are inefficient, as they produce more than is ultimately used or needed. Researchers may now have found a way to directly produce polarised light using tiny nanostructures, called quantum dots, opening the way for more energy-efficient technologies.




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VDOT FERRYBOAT POWHATAN REACHES MAJOR CONSTRUCTION MILESTONE, LOWERED INTO WATER FOR FIRST TIME - Newest Jamestown-Scotland Ferry boat expected to arrive this fall

Above: Powhatan in the water at VT Halter Marine following a successful launch on August 11, 2018 PASCAGOULA, MISSISSIPPI – The Virginia...




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VDOT PREPARED TO ASSIST TRAVELERS AHEAD OF HURRICANE FLORENCE

SUFFOLK– The Virginia Department of Transportation (VDOT) is assessing travel needs and making preparations to assist motorists ahead of Hurricane...




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VDOT PREPARATIONS CONTINUE IN HAMPTON ROADS AS POTENTIAL HURRICANE IMPACTS REMAIN - VDOT Hampton Roads takes additional measures to ease travel and maintain access to roads and facilities for evacuees throughout the region

SUFFOLK– As Hurricane Florence approaches the coast, the Virginia Department of Transportation (VDOT) Hampton Roads District continues to monitor...




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VDOT HAMPTON ROADS READY FOR HURRICANE IMPACTS - VDOT continues to monitor weather with crews at the ready

SUFFOLK – While landfall of Hurricane Florence is imminent along the North Carolina coast, the Virginia Department of Transportation (VDOT) Hampton...




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VDOT CONTINUES STORM RESPONSE, READIES FOR EVACUEES' RETURN - Road operations returning to normal over the weekend

VIRGINIA BEACH – The Virginia Department of Transportation Hampton Roads District continues to monitor interstate and rural road conditions while...




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VDOT PREPARED IN HAMPTON ROADS FOR POTENTIAL TROPICAL STORM MICHAEL IMPACTS - Pay close attention to local forecasts and official announcements for safety messages

SUFFOLK– As Tropical Storm Michael approaches, the Virginia Department of Transportation (VDOT) Hampton Roads District stands ready to respond to...




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ROUTE 3 NOW OPEN IN LANCASTER COUNTY - VDOT crews have completed emergency repair work following damage from Tropical Storm Michael

FREDERICKSBURG, Va. ⸺ Route 3 in Lancaster County has reopened to through traffic between Route 201 and Route 600 in the Lively area. The road...




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VDOT TO HOLD PUBLIC HEARING ON ROUTE 46 BRIDGE IN NOTTOWAY COUNTY - Public invited to learn more about the proposed bridge improvements on September 26

COLONIAL HEIGHTS —The Virginia Department of Transportation (VDOT) will hold a public hearing for a proposed rehabilitation of the Route 46...




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VDOT TO HOLD PUBLIC HEARING ON INTERSECTION IMPROVEMENTS PROJECT AT HUGUENOT TRAIL (RT. 711) IN POWHATAN - Public invited to learn more about the proposed intersection improvements on Oct. 2

Proposed T-shaped intersection at Huguenot Trail, Huguenot Springs Rd. and Woolridge Rd. NORTH CHESTERFIELD —The Virginia Department of...




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VDOT CREWS WORKING TO CLEAR ROADS - Motorists should remain alert for road hazards

South Chesterfield – Remnants of Tropical Storm Michael left portions of Virginia, including the VDOT Richmond District, covered in water and...




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VDOT TO HOLD PUBLIC HEARING ON IRON BRIDGE ROAD/ROUTE 715 (GHOLSON BRIDGE) REHABILITATION IN BRUNSWICK - Public invited to learn more about the proposed rehabilitation on November 1

The Gholson Bridge on Iron Bridge Road (Route 715) runs over the Meherrin River NORTH CHESTERFIELD —The Virginia Department of Transportation...




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ROAD CONDITIONS UPDATE: 4 P.M. - Numerous roads remain closed across VDOT’s Lynchburg District

LYNCHBURG —What a difference a day makes. At least as far as the weather is concerned. The heavy rain and strong winds from yesterday have given way to sunny skies and a calm breeze. Unfortunately, Tropical Storm Michael’s aftermath remains a reminder.




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ROADS CLOSED ACROSS DISTRICT, MAJOR DETOURS IN USE - VDOT encourages planning for Monday morning commute

LYNCHBURG —(4 pm) Road conditions have improved across the Lynchburg District this weekend; however, approximately 140 roads remain closed from the effects of Tropical Storm Michael late last week. Motorists, particularly those in Halifax and Pittsylvania counties, should prepare now for their morning commute. Several detours are in place and can be expected to add time to travel. In addition, caution is urged as some may be unfamiliar with the routes being used.




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VDOT’S FARMVILLE RESIDENCY OFFICE TO OPEN - Services to begin transition from Dillwyn facility

LYNCHBURG —Administrative oversight of maintenance and land use services for the counties of Buckingham, Charlotte, Cumberland, and Prince Edward has started to relocate from the old Dillwyn Residency site on Rosney Road in the Town of Dillwyn to the newly constructed Farmville site on Commerce Road in the Town of Farmville.




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VDOT UPDATES US 58 at SANDY CREEK DETOUR - Structures closed as result of Tropical Storm Michael damage

LYNCHBURG, Va. – US 58 over Sandy Creek at the Halifax/Pittsylvania County line has been closed to traffic since Tropical Storm Michael struck the Commonwealth in October and motorists have used a lengthy detour that required travel in North Carolina. Weather permitting the eastbound structure will re-open to one lane of traffic in each direction today, Wednesday, November 7.







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VDOT ENCOURAGES RACE FANS TO FOLLOW SIGNS TO REDUCE TRAFFIC CONGESTION AT MARTINSVILLE SPEEDWAY

SALEM – The Virginia Department of Transportation encourages race fans driving to and from Martinsville Speedway for the race on Saturday, September 29, to follow recommended traffic patterns as posted on signs and message boards. VDOT will place signs and changeable message boards throughout the region to assist travelers. Vehicular and pedestrian traffic will be heavy. Watch for the speed limit to be reduced from 65 mph to 45 mph on the Route 220/Route 58 Bypass as you approach the speedway. From Roanoke and areas north of Martinsville: Race fans traveling south on Route 220 can take the exit onto Route 58 to Martinsville to reach the track or they can continue on the Route 220/Route 58 Bypass to the speedway interchange. From Danville and areas east of Martinsville: Motorists on the Route 58 Bypass should follow signs directing them to use the track’s back gate. This entrance is located off the bypass, east of the track. From Greensboro and areas south of Martinsville: Motorists should watch for electronic message boards and obey police directing traffic. Through traffic should use the left lane. From Stuart and areas west of Martinsville: Motorists should stay on Route 58 east and follow signs and message boards to the track. Those attending the race should closely follow directional information.




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VDOT ENCOURAGES RACE FANS TO FOLLOW SIGNS TO REDUCE TRAFFIC CONGESTION AT MARTINSVILLE SPEEDWAY - Drivers traveling from Roanoke to the race should plan ahead for possible delays on Route 220 southbound

SALEM – The Virginia Department of Transportation encourages race fans driving to and from Martinsville Speedway for the race on Sunday, October 28, to follow recommended traffic patterns as posted on signs and message boards. Drivers travelling from Roanoke to the Martinsville Speedway for the race events this weekend should plan for possible delays due to a left lane closure on Route 220 southbound approaching the Boones Mill area. VDOT will place many signs and changeable message boards throughout the region to assist travelers. Vehicular and pedestrian traffic will be heavy. Traffic is being routed to the speedway in certain patterns to minimize overall congestion as much as possible. Watch for the speed limit to reduce gradually from 65 mph to 35 mph on the Route 220/Route 58 Bypass as you approach the speedway. From Roanoke and areas north of Martinsville: Race fans traveling south on Route 220 are encouraged to allow for extra travel time. A left lane closure is in place for a pipe failure in the median about eight miles south of Roanoke and 1.7 miles north of Boones Mill. Drivers can take the exit onto Route 58 to Martinsville to reach the track or they can continue on the Route 220/Route 58 Bypass past the speedway interchange and turn right onto the access road that leads into the speedway. The entrance is located one mile east of the Route 220 interchange and may provide easier access. Signs are in place designating the entrance to the speedway.  From Danville and areas east of Martinsville: Motorists on the Route 58 Bypass should follow signs directing them to use the track’s back gate. This entrance is located off the bypass, east of the track. From Greensboro and areas south of Martinsville: Route 220 northbound traffic will split into three lanes shortly before reaching the speedway.  Motorists should watch for electronic message boards and obey police directing traffic. Through traffic should use the left lane. From Stuart and areas west of Martinsville: Motorists should stay on Route 58 east and follow signs and message boards to the track.  ADA Parking: Race fans needing ADA Parking are encouraged to enter the Speedway via Old Sand Roa Those attending the race should closely follow directional information and plan to arrive early and expect heavy traffic and delays. Martinsville Speedway has shared the attached graphics for drivers entering and exiting from the race.




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VDOT SCHEDULES CITIZEN INFORMATION MEETING FOR IMPROVEMENTS TO ROUTE 262/613 INTERSECTION IN AUGUSTA COUNTY

The Virginia Department of Transportation will hold a Citizen Information Meeting concerning improvements to the intersection of Route 262 (Woodrow Wilson Parkway) and Route 613 (Spring Hill Road) in Augusta County. The meeting will take place from 4 to 6 p.m., Thursday, November 8 in the South Board Room of the Augusta County Government Center, 18 Government Center Lane, Verona, VA 24482. VDOT will make a brief presentation at 4:15 p.m.




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VDOT SCHEDULES LOCATION AND DESIGN PUBLIC HEARING FOR ROUTE 11 AND ROUTE 704 PROJECTS IN ROCKINGHAM COUNTY

The Virginia Department of Transportation will hold a Location and Design public hearing concerning improvements to Route 11 (South Valley Pike) and Route 704 (Cecil Wampler Road) in Rockingham County.  The meeting will take place from 4 to 7 p.m., Thursday, December 6, 2018 at Bridgewater Town Hall, 201 Green Street, Bridgewater, Virginia  22812.  The inclement weather date is Thursday, December 13, 2018, same time and location.




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Photographer spots rare polka-dotted zebra

Photographer Frank Liu captured photographs of a polka-dotted zebra in Kenya that ended up published in National Geographic.




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Will Anthony Foxx keep the DOT on track?

The Charlotte mayor's nomination to lead the Department of Transportation hints at a renewed White House focus on boosting public transit and urban walkability.




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DOT unveils new fuel economy label

The new fuel economy labels include a smog rating, greenhouse gas rating and more.




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'Fed Up:' A must-see documentary that connects the dots about food

The soon-to-be-released documentary is a call to action to join the battle that must be won to ensure that today’s children live long, healthy lives.




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Gore lays claim to (dot) eco domain

Now he can rightfully claim to have 'invented' at least a piece of the Internet.




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Image Technology Consulting LLC Selected For " DOTmed 100 2019: Top 100 Parts Companies"

Image Technology Consulting LLC of LANCASTER, TX has been honored with a recognition by DOTmed HealthCare Business News in its selection of " DOTmed 100 2019: Top 100 Parts Companies."




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eRep Hiring Model Proves Antidote to Coronavirus HR Challenges

Employers Find eRep's Services Indispensable in Pivotal Hiring Market




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Dot & Key Water Drench Hydrating Hyaluronic Acid Serum Concentrate

As usual, my dilemma for finding the perfect moisturizer has not yet solved. So, after using the hyaluronic acid serum (Marine Hyaluronics) from The Ordinary, this is my second hyaluronic acid serum and I was and was completely unsure of what to expect. The best part is I am writing the review almost a month […]

The post Dot & Key Water Drench Hydrating Hyaluronic Acid Serum Concentrate appeared first on Perfect Skin Care for you.




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Dot & Key Hydration Range

The eye cream concentrate is very creamy and perfect for the eye area, especially if you have dry skin. The product will last you quite long since you need only a drop for each eye. It smells really nice without being over-powering and it hydrates the under-eye area pretty well. I also observed that it was not too rich for my under eye area and I did not suffer from any milia seeds or breakouts.

The post Dot & Key Hydration Range appeared first on Perfect Skin Care for you.




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SCCM Pod-95 PCCM: Is the Endotracheal Tube Next to Go

James D. Fortenberry, MD, FCCM, discusses his editorial published in the September 2008 issue of Pediatric Critical Care Medicine, titled "8-Tracks, Betamax... Is the endotracheal tube next to go?" Fortenberry is a pediatric intensivist at Children's Healthcare of Atlanta in Georgia, where he also is the medical director of the system's clinical research. Dr. Fortenberry also is director, division of critical care medicine in the department of pediatrics at Emory University School of Medicine. The editorial was in response to an article published in the same issue by Leticia J. Yanez et al., "A prospective, randomized, controlled trial of non-invasive ventilation in pediatric acute respiratory insufficiency." (Pediatr Crit Care Med. 2008;9[5]:536) Released: 11/19/08




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5G spectrum price suggested by DoT too high: Finance Ministry task force

The task force, in a report released on Thursday, acknowledged stress in the telecom sector and said the Supreme Court judgement mandating companies to pay around Rs 1.35 lakh crore has placed some operators in a "precarious position" due to the short period of time in which they have to meet their liabilities.




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COAI urges DoT to extend timelines for minimum roll-out obligation by 6-9 months

"We request the DoT to kindly consider extending the currently specified timelines for minimum roll-out obligation by a period of at least 6 to 9 months so that relief is afforded to all forthcoming minimum roll-out obligation timelines and not just to those due for testing at this present point in time," COAI said in a recent letter to Department of Telecommunications (DoT).





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eagereyesTV Episode 2: Unit Charts, Dot Plots, ISOTYPE, and What Makes Them Special

Charts usually show values as visual properties, like the length in a bar chart, the location in a scatterplot, the area in a bubble chart, etc. Unit charts show values as multiples instead. One famous example of these charts is called ISOTYPE, and you may have seen them in information graphics as well. They’re an […]




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Using dotplots for comparing and finding patterns in sequences of data points

Embodiments of the invention provide systems and methods for analyzing sequential data. The sequential data can comprise a sequence of data points arranged in a particular order and thus representing a sequence. A number of such sequences can be analyzed, for example, to identify patterns or commonalities within the sequences or portions of sequences represented by the data. According to one embodiment, a method of identifying patterns in sequences of data points can comprise reading a set of sequential data. The sequential data can comprises a plurality of sequences and each of the plurality of sequences can represent an ordered sequence of tokens. A dotplot representing matches between each sequence of the plurality sequences can be generated. One or more patterns within the sequential data can then be identified based on the dotplot.




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Non-volatile memory structure containing nanodots and continuous metal layer charge traps and method of making thereof

A memory device includes a semiconductor channel, a tunnel dielectric layer located over the semiconductor channel, a first charge trap including a plurality of electrically conductive nanodots located over the tunnel dielectric layer, dielectric separation layer located over the nanodots, a second charge trap including a continuous metal layer located over the separation layer, a blocking dielectric located over the second charge trap, and a control gate located over the blocking dielectric.




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Methods for the synthesis of 13C labeled iodotridecane and use as a reference standard

A method for preparing 13C labeled iodotridecane represented by Formula A: The method comprises the conversion of 13C labeled propargyl alcohol to 13C labeled iodotridecane via alkylation of propargyl alcohol with iododecane.




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Device for generating an optical dot pattern

A device for capturing a three-dimensional object is presented, which allows, on one hand, a sufficiently large number of projected pixels and a high image quality of the projected pixels, and which has, on the other hand, a compact size and low assembly costs.




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Detection device capable of accurately reading dots on dice

A detection device is used in a gaming machine that detects numbers of dots on a plurality of dice having wireless tags. The detection device reads the wireless tags which are embedded on each face of the dice by a reader having an antenna. The antenna of the reader includes a first antenna portion disposed substantially in a central portion of a field that supports the dice, and formed in a substantially circular shape, and a plurality of second antenna portions disposed so as to superimpose a detection area of the first antenna portion, and having a detection area larger than the first antenna portion. The first antenna portion and the plurality of the second antenna portions are disposed so as to have a portion of detection areas mutually superimposed on a playing board.




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Quantum dot photo-field-effect transistor

Photo-field-effect transistor devices and associated methods are disclosed in which a photogate, consisting of a quantum dot sensitizing layer, transfers photoelectrons to a semiconductor channel across a charge-separating (type-II) heterointerface, producing a sustained primary and secondary flow of carriers between source and drain electrodes. The light-absorbing photogate thus modulates the flow of current along the channel, forming a photo-field effect transistor.




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Method for surface inclusions detection, enhancement of endothelial and osteoblast cells adhesion and proliferation, sterilization of electropolished and magnetoelectropolished nitinol surfaces

The method for surface inclusions detection, enhancement of endothelial and osteoblast cells adhesion and proliferation and sterilization of electropolished and magnetoelectropolished Nitinol implantable medical device surfaces uses an aqueous solution of chemical compounds containing halogenous oxyanions as hypochlorite (ClO−) and hypobromite (BrO−) preferentially 6% sodium hypochlorite (NaClO).




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DEVICES AND METHODS FOR ENDOTHELIALIZATION OF MAGNETIC VASCULAR GRAFTS

Magnetic vascular grafts and methods for their use are provided herein.




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ENDOTRACHEAL TUBE SECURING DEVICE AND METHOD

The present disclosure provides a device that can be used to secure an endotracheal tube. In one embodiment, the device is a one-time use device that has a flexible construction with an adhesive side. The device is configured to be adhered to the endotracheal tube and subsequently secure unto the patient's face. The device is quick and easy to deploy, it reliably secure the endotracheal tube, is comfortable for the patient, and that minimized the chances of infection.




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QUANTUM DOTS, PRODUCTION METHODS THEREOF, AND ELECTRONIC DEVICES INCLUDING THE SAME

An electronic device includes, a light source having a peak emission at a wavelength between about 440 nm to about 480 nm; and a photoconversion layer disposed on the light source, wherein the photoconversion layer includes a first quantum dot which emits red light and a second quantum dot which emits green light,wherein at least one of the first quantum dot and the second quantum dot has a perovskite crystal structure and includes a compound represented by Chemical Formula 1: AB'X3+α Chemical Formula 1 wherein A is a Group IA metal, NR4+, or a combination thereof, B' is a Group IVA metal, X is a halogen, BF4−, or a combination thereof, and α is 0 to 3.