Results 151 to 160 of about 22,923 (213)

Russian forests show strong potential for young forest growth. [PDF]

Commun Earth Environ
Neigh CSR, Montesano PM, Sexton JO, Wooten M, Wagner W, Feng M, Carvalhais N, Calle L, Carroll ML.   +8 more
europepmc   +1 more source

Feasibility test of per-flight contrail avoidance in commercial aviation. [PDF]

Commun Eng
Sonabend-W A, Elkin C, Dean T, Dudley J, Ali N, Blickstein J, Brand E, Broshears B, Chen S, Engberg Z, Galyen M, Geraedts S, Goyal N, Grenham R, Hager U, Hecker D, Jany M, McCloskey K, Ng J, Norris B, Opel F, Rothenberg J, Sankar T, Sanekommu D, Sarna A, Schütt O, Shapiro M, Soh R, Van Arsdale C, Platt JC.   +29 more
europepmc   +1 more source

Improving Rural Healthcare in Mobile Clinics: Real-Time, Live Data Entry into the Electronic Medical Record Using a Satellite Internet Connection. [PDF]

Int J Environ Res Public Health
Smith DJ, Mizelle E, Ali N, Cepeda V, Pearson T, Crumbley K, Pimentel D, Herrera Suarez S, Mueller K, Phan Q, Ferranti EP, Modly LA.   +11 more
europepmc   +1 more source

A high-performance 10 mm diameter MEMS fast steering mirror with integrated piezoresistive angle sensors for laser inter-satellite links. [PDF]

Microsyst Nanoeng
Xue W, Liu Y, Zhu X, Wang M, Weng Z, Su Y, Yang Y, Zhao H, Wang Y, Chen H, Wang L, Wu Z.   +11 more
europepmc   +1 more source

Observed different impacts of potential tree restoration on local surface and air temperature. [PDF]

Nat Commun
Li Y, Li ZL, Wu H, Liu X, Lian X, Si M, Li J, Zhou C, Tang R, Duan S, Zhao W, Leng P, Song X, Shi Q, Zhao E, Gao C.   +15 more
europepmc   +1 more source

Emerging Topics in Joint Radio-Based Positioning, Sensing, and Communications. [PDF]

Sensors (Basel)
Lohan ES.
europepmc   +1 more source

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Satellite communications

2002
Publisher Summary Communications satellites are required to illuminate the earth with radio signals and their orbits are chosen according to the size and location of the part of the earth's surface they are supposed to light up. A satellite orbiting the earth is continuously pulled by a centripetal force toward the center of the earth.
Steve Winder, Joseph J. Carr
openaire   +3 more sources

Satellite engineering for communications satellites

1999
This chapter outlines the design drivers of a geostationary satellite before describing the individual subsystems of a three-axis-stabilised satellite. Orbit fundamentals and a brief overview of launch vehicles are also covered.
J. J. Pocha, P. Harris
openaire   +2 more sources

Communications Satellites

Current Legal Problems, 1971
Abstract This chapter outlines the major institutional as well as legal problems involved in the use of communications satellites for commercial or instructional purposes, especially those in the organization and activities of INTELSAT. These activities break new grounds, inasmuch as they constitute the first experiment in the commercial
openaire   +1 more source