Results 51 to 60 of about 5,942,482 (246)

Configurational Entropy and Heat Capacity in Supercooled Liquids [PDF]

open access: yesJournal of the Physical Society of Japan, 2011
We establish the general relationship between the configurational entropy and heat capacity in a supercooled liquid within the framework of equilibrium statistical mechanics. The relationship shows that the configurational entropy is different from the entropy obtained by the integration of the glass heat capacity. In addition, the difference shows the
Akira Yoshimori, Takashi Odagaki
openaire   +1 more source

Negative heat capacity in the critical region of nuclear fragmentation: an experimental evidence of the liquid-gas phase transition

open access: yes, 1999
An experimental indication of negative heat capacity in excited nuclear systems is inferred from the event by event study of energy fluctuations in $Au$ quasi-projectile sources formed in $Au+Au$ collisions at 35 A.MeV.
A. Moroni   +20 more
core   +4 more sources

Smart Loads for Voltage Control in Distribution Networks [PDF]

open access: yes, 2015
This paper shows that the smart loads (SLs) could be effective in mitigating voltage problems caused by photovoltaic (PV) generation and electric vehicle (EV) charging in low-voltage (LV) distribution networks.
Akhtar, Z, Chaudhuri, B, Hui, S
core   +2 more sources

Capacity configuration optimization of photovoltaic‐battery‐electrolysis hybrid system for hydrogen generation considering dynamic efficiency and cost learning

open access: yesEnergy Conversion and Economics
Green hydrogen production via photovoltaic (PV)‐electrolysis is a promising method for addressing global climate change. The battery provides a stable power supply for the PV‐electrolysis system.
Wenzuo Zhang, Chuanbo Xu
semanticscholar   +1 more source

MIMO Channel Capacity and Configuration Selection for Switched Parasitic Antennas [PDF]

open access: yesETRI Journal, 2018
MIMO systems offer a significant enhancement of data rate and channel capacity compared to traditional systems. But correlation degrades the system performance and puts a practical limit on the number of antennas that can be squeezed into portable wireless devices.
Paramvir Kaur Pal, Robert Simon Sherratt
openaire   +2 more sources

Distributionally Robust Capacity Configuration for Energy Storage in Microgrid Considering Renewable Utilization

open access: yesFrontiers in Energy Research, 2022
The energy storage plays an important role in the operation safety of the microgrid system. Appropriate capacity configuration of energy storage can improve the economy, safety, and renewable energy utilization of the microgrid.
Xin Ding   +4 more
semanticscholar   +1 more source

Encoder-Decoder Approach to Predict Airport Operational Runway Configuration A case study for Amsterdam Schiphol airport [PDF]

open access: yes, 2019
The runway configuration of an airport is the com- bination of runways that are active for arrivals and departures at any time. The runway configuration has a major influence on the capacity of the airport, taxiing times, the occupation of parking stands
Dalmau Codina, Ramon, Herrema, Floris
core  

Optimization method for capacity configuration and power allocation of electrolyzer array in off-grid integrated energy system

open access: yesHeliyon
Hydrogen production using renewable energy is in line with China's the goal of carbon peak and carbon neutrality. The construction of off-grid hydrogen energy industrial park can effectively achieve local utilization of renewable energy and develop the ...
Xiaoou Liu
semanticscholar   +1 more source

Stationary distributions of a model of sympatric speciation

open access: yes, 2007
This paper deals with a model of sympatric speciation, that is, speciation in the absence of geographical separation, originally proposed by U. Dieckmann and M. Doebeli in 1999.
Yu, Feng
core   +1 more source

Stochastic Optimization of Service Provision with Selfish Users [PDF]

open access: yes, 2013
We develop a computationally efficient technique to solve a fairly general distributed service provision problem with selfish users and imperfect information. In particular, in a context in which the service capacity of the existing infrastructure can be
Altarelli, Fabrizio   +6 more
core   +2 more sources

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