Results 61 to 70 of about 10,890,567 (209)

Simple and Rapid Device for Mercury Detection Based on The Formation of Mercury(II)-Dithizonate on Polytetrafluoroethylene (PTFE) Membrane [PDF]

open access: yesJournal of Pure and Applied Chemistry Research, 2019
A new analytical device for mercury detection has been developed by doping dithizone on to hydrophobic PTFE (polytetrafluoroethylene) membrane to form a blue dithizone membrane which instantaneously changed to orange color of mercury(II)-dithizonate ...
Hermin Sulistyarti   +4 more
doaj  

Resource and cost management [PDF]

open access: yes, 2017
Educational lecture notes contains the fundamentals of a general theory of resource and cost management, classification of costs for decision-making, methods of constructing cost functions of the enterprise, analysis of the relationship between costs ...
Gaponenko, O., Gavrys, O., Sergienko, O.
core  

Calculus of Cost Functions

open access: yes, 2017
Cost functions provide a framework for constructions of sets Turing below the halting problem that are close to computable. We carry out a systematic study of cost functions. We relate their algebraic properties to their expressive strength. We show that
Nies, Andre
core   +1 more source

Burden and magnitude of risk in HIV/AIDS in the Colombian health system: a real-world data approach

open access: yesInfectio, 2021
Aim: To assess the epidemiological situation of people living with HIV and AIDS (PLWHA) in the municipalities and regions of Colombia in 2018. Materials and methods: A cross-sectional study was conducted with secondary data from the High-Cost Diseases ...
Silvia Juliana Trujillo-Cáceres
doaj   +1 more source

Low cost instrumentation amplifier [PDF]

open access: yes, 1974
Amplifier can be used for many applications requiring high input impedance and common mode rejection, low drift, and gain accuracy on order of one percent. Performance of inexpensive amplifier approaches that of some commercial instrumentation amplifiers
Sturman, J. C.
core   +1 more source

Colombian HIV/AIDS registry and health risk management

open access: yesInfectio, 2021
HIV/AIDS information systems are a critical tool for keeping track of the HIV pandemic in any country, leading to the AIDS elimination to 2030 and achievement of the 95-95-95 goals set by 2025.
Julieth C. Castillo-Cañón
doaj   +1 more source

Low cost lobed bearing [PDF]

open access: yes, 1970
Separate sectors for each lobed area of the bearing are assembled into the bearing housing individually and bolted tightly against the housing inside diameter.
Schuller, F. T.
core   +1 more source

Preliminary Testing of the Discussion of Patient Life Goals Patient-Reported Outcome Measure for Dialysis Facilities

open access: yesKidney Medicine
Rationale & Objectives: To test a new patient-reported outcome measure that assesses end-stage kidney disease (ESKD) maintenance dialysis patients’ experience with life goals discussions with their dialysis facility care team.
Claudia Dahlerus   +14 more
doaj   +1 more source

SYSTEM OF INDICATORS FOR MONITORING THE ECONOMIC SECURITY IN THE REGION

open access: yesСтратегические решения и риск-менеджмент, 2014
This article describes the process of designing system to minimize risks in order to construct the algorithm for monitoring, analyzing and evaluating the economic security in the region.
I. Е. Denezhkina, D. А. Suzdaleva
doaj   +1 more source

Memory cost of quantum protocols

open access: yes, 2011
In this paper we consider the problem of minimizing the ancillary systems required to realize an arbitrary strategy of a quantum protocol, with the assistance of classical memory.
Bisio, Alessandro   +3 more
core   +1 more source

Home - About - Disclaimer - Privacy