نتایج جستجو برای: 95 relative humidity

تعداد نتایج: 678620  

1999
DIAN J. GAFFEN REBECCA J. ROSS

Climatological annual and seasonal dewpoint, specific humidity, and relative humidity maps for the United States are presented using hourly data from 188 first-order weather stations for the period 1961–90. Separate climatologies were calculated for daytime (three observations per day between 0800 and 1600 LST), nighttime (three observations per day between 2000 and 0400 LST), and the full day ...

2018
Anna-Lena Ljung Staffan Lundström

The evaporation of a sessile droplet is here investigated numerically with a design of experiment approach. Boundary conditions are chosen based on forced convection in humid air, i.e., mimicking the conditions inside a dishwasher. Computational fluid dynamic simulations of an axisymmetrical droplet placed on a heated plate show that relative humidity, initial contact angle, plate temperature, ...

Journal: :journal of nanostructures 0
markasagayam visagamani arularasu pg and research department of chemistry, presidency college (autonomous), chennai, tamil nadu, india rangasamy sundaram pg and research department of chemistry, presidency college (autonomous), chennai, tamil nadu, india chinnapan maria magdalane department of chemistry, st. xavier’s college (autonomous), tirunelveli, india kasinathan kanimozhi pg research & department of chemistry, auxilium college (autonomous), vellore, india kaviyarasu kasinathan unesco-unisa africa chair in nanoscience’s/nanotechnology laboratories, college of graduate studies, university of south africa (unisa), muckleneuk ridge, pretoria, south africa force tefo thema unesco-unisa africa chair in nanoscience’s/nanotechnology laboratories, college of graduate studies, university of south africa (unisa), muckleneuk ridge, pretoria, south africa douglas letsholathebe

a humidity sensor thin film based on nanoporous pbwo4-wo3 composites has been prepared by spin coating technique with different weight ratio of pbwo4 (pb) and wo3 (wo) (pwwo-01, pwwo-82, pwwo-64, pwwo-46, pwwo-28, pwwo-01) and their humidity sensing properties have also been investigated at different relative humidity (rh) in the range of 5% - 98% at room temperature with dc resistance. it is f...

Journal: :Journal of dentistry 1996
P J Plasmans N H Creugers R J Hermsen M M Vrijhoef

OBJECTIVES The purpose of this study was to investigate the relationship between dentine shear bond strength, using data from experiments performed according to a standard protocol, and the absolute humidity for a new, fourth generation dentine adhesive system. METHODS Results of seven recently performed adhesion experiments using the same protocol and product were analysed. Groups of 10 huma...

Journal: :iranian journal of science and technology transactions of mechanical engineering 2015
p. thirumal k.s. amirthagadeswaran s. jayabal

air conditioning is widely applied for the improvement of standard of living in human life. this present investigation focused on the prediction of indoor air quality characteristics of air conditioned car using fuzzy logic algorithm. the conditioned space was selected and the experiments were planned as per design of experiments to study the effect of human load, fresh air supply and air veloc...

Journal: :تحقیقات مهندسی کشاورزی 0
پروین شرایعی استادیار بخش تحقیقات فنی و مهندسی مرکز تحقیقات کشاورزی و منابع طبیعی استان خراسان رضوی سودابه عین افشار استادیار بخش تحقیقات فنی و مهندسی مرکز تحقیقات کشاورزی و منابع طبیعی استان خراسان رضوی آزاده کمالی دانشجوی مقطع کارشناسی ارشد دانشگاه آزاد اسلامی واحد دامغان راضیه نیازمند استادیار پژوهشکده علوم و صنایع غذایی خراسان رضوی

saffron is an important spice values for its color, aroma and flavor in the food industry. a significant proportion of saffron compound is lost during processing and storage because of its volatility and sensitivity to oxidation. thepresent research microencapsulated saffron color compounds (crocin) by freeze drying. the freeze-dried aqueous saffron effective compound extract was first prepared...

Journal: :Environmental Research Letters 2021

Journal: :Investigative ophthalmology & visual science 1990
S R Cohen K A Polse R J Brand R B Mandell

Overall corneal hydration control expressed as the percent recovery per hour (PRPH) can be assessed with an exponential model that uses data derived from two kinds of corneal thickness measurements; one from monitoring recovery after inducing corneal swelling, and the other from measurements made after the eye has been open long enough to reach its open-eye steady-state (OESS) corneal thickness...

Journal: :Journal of the Meteorological Society of Japan. Ser. I 1906

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